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1.
J Clin Oncol ; 34(9): 980-6, 2016 Mar 20.
Article in English | MEDLINE | ID: mdl-26811521

ABSTRACT

PURPOSE: Patients with cancer are more likely to file for bankruptcy than the general population, but the impact of severe financial distress on health outcomes among patients with cancer is not known. METHODS: We linked Western Washington SEER Cancer Registry records with federal bankruptcy records for the region. By using propensity score matching to account for differences in several demographic and clinical factors between patients who did and did not file for bankruptcy, we then fit Cox proportional hazards models to examine the relationship between bankruptcy filing and survival. RESULTS: Between 1995 and 2009, 231,596 persons were diagnosed with cancer. Patients who filed for bankruptcy (n = 4,728) were more likely to be younger, female, and nonwhite, to have local- or regional- (v distant-) stage disease at diagnosis, and have received treatment. After propensity score matching, 3,841 patients remained in each group (bankruptcy v no bankruptcy). In the matched sample, mean age was 53.0 years, 54% were men, mean income was $49,000, and majorities were white (86%), married (60%), and urban (91%) and had local- or regional-stage disease at diagnosis (84%). Both groups received similar initial treatments. The adjusted hazard ratio for mortality among patients with cancer who filed for bankruptcy versus those who did not was 1.79 (95% CI, 1.64 to 1.96). Hazard ratios varied by cancer type: colorectal, prostate, and thyroid cancers had the highest hazard ratios. Excluding patients with distant-stage disease from the models did not have an effect on results. CONCLUSION: Severe financial distress requiring bankruptcy protection after cancer diagnosis appears to be a risk factor for mortality. Further research is needed to understand the process by which extreme financial distress influences survival after cancer diagnosis and to find strategies that could mitigate this risk.


Subject(s)
Bankruptcy/statistics & numerical data , Neoplasms/mortality , Female , Humans , Male , Middle Aged , Neoplasms/economics , Neoplasms/psychology , Neoplasms/therapy , Proportional Hazards Models , Risk Factors , SEER Program , Stress, Psychological/economics , Stress, Psychological/etiology , Stress, Psychological/psychology , Washington/epidemiology
2.
J Comp Eff Res ; 2(3): 325-34, 2013 May.
Article in English | MEDLINE | ID: mdl-24236631

ABSTRACT

BACKGROUND: Breast cancer tumor markers are used by some clinicians to screen for disease recurrence risk. Since there is limited evidence of benefit, additional research may be warranted. AIM: To assess the potential value of a randomized clinical trial of breast tumor marker testing in routine follow-up of high-risk, stage II-III breast cancer survivors. MATERIALS & METHODS: We developed a decision-analytic model of tumor marker testing plus standard surveillance every 3-6 months for 5 years. The expected value of sample information was calculated using probabilistic simulations and was a function of: the probability of selecting the optimal monitoring strategy with current versus future information; the impact of choosing the nonoptimal strategy; and the size of the population affected. RESULTS: The value of information for a randomized clinical trial involving 9000 women was US$214 million compared with a cost of US$30-60 million to conduct such a trial. The probability of making an alternate, nonoptimal decision and choosing testing versus no testing was 32% with current versus future information from the trial. The impact of a nonoptimal decision was US$2150 and size of population impacted over 10 years was 308,000. The value of improved information on overall survival was US$105 million, quality of life US$37 million and test performance US$71 million. CONCLUSION: Conducting a randomized clinical trial of breast cancer tumor markers appears to offer a good societal return on investment. Retrospective analyses to assess test performance and evaluation of patient quality of life using tumor markers may also offer valuable areas of research. However, alternative investments may offer even better returns in investments and, as such, the trial concept deserves further study as part of an overall research-portfolio evaluation.


Subject(s)
Biomarkers, Tumor/blood , Breast Neoplasms/diagnosis , Decision Support Techniques , Neoplasm Recurrence, Local/diagnosis , Randomized Controlled Trials as Topic/economics , Comparative Effectiveness Research , Cost-Benefit Analysis , Female , Humans , Prospective Studies , Quality-Adjusted Life Years
3.
J Sex Med ; 10(12): 3135-43, 2013 Dec.
Article in English | MEDLINE | ID: mdl-24118980

ABSTRACT

INTRODUCTION: In this prospective study of localized prostate cancer patients and their partners, we analyzed how partner issues evolve over time, focusing on satisfaction with care, influence of cancer treatment, and its impact on relationship with patient, cancer worry, and personal activities. AIMS: Our study aims were twofold: (i) to determine whether the impact of treatment on patients and partners moderate over time and (ii) if receiving surgery (i.e., radical prostatectomy) influences partner issues more than other treatments. METHODS: Patients newly diagnosed with localized prostate cancer and their female partners were recruited from three states to complete surveys by mail at three time points over 12 months. MAIN OUTCOME MEASURES: The four primary outcomes assessed in the partner analysis included satisfaction with treatment, cancer worry, and the influence of cancer and its treatment on their relationship (both general relationship and sexual relationship). RESULTS: This analysis included 88 patient-partner pairs. At 6 months, partners reported that cancer had a negative impact on their sexual relationship (39%--somewhat negative and 12%--very negative). At 12 months, this proportion increased substantially (42%--somewhat negative and 29%--very negative). Partners were significantly more likely to report that their sexual relationship was worse when the patient reported having surgery (P = 0.0045, odds ratio = 9.8025, 95% confidence interval 2.076-46.296). A minority of partners reported significant negative impacts in other areas involving their personal activities (16% at 6 months and 25% at 12 months) or work life (6% at 6 months, which increased to 12% at 12 months). CONCLUSION: From partners' perspectives, prostate cancer therapy has negative impact on sexual relationships and appears to worsen over time.


Subject(s)
Interpersonal Relations , Prostatic Neoplasms/psychology , Prostatic Neoplasms/surgery , Sexual Behavior , Sexual Partners/psychology , Aged , Female , Humans , Male , Middle Aged , Personal Satisfaction , Prospective Studies , Prostatectomy , Surveys and Questionnaires
4.
Health Aff (Millwood) ; 32(6): 1143-52, 2013 Jun.
Article in English | MEDLINE | ID: mdl-23676531

ABSTRACT

Much has been written about the relationship between high medical expenses and the likelihood of filing for bankruptcy, but the relationship between receiving a cancer diagnosis and filing for bankruptcy is less well understood. We estimated the incidence and relative risk of bankruptcy for people age twenty-one or older diagnosed with cancer compared to people the same age without cancer by conducting a retrospective cohort analysis that used a variety of medical, personal, legal, and bankruptcy sources covering the Western District of Washington State in US Bankruptcy Court for the period 1995-2009. We found that cancer patients were 2.65 times more likely to go bankrupt than people without cancer. Younger cancer patients had 2-5 times higher rates of bankruptcy than cancer patients age sixty-five or older, which indicates that Medicare and Social Security may mitigate bankruptcy risk for the older group. The findings suggest that employers and governments may have a policy role to play in creating programs and incentives that could help people cover expenses in the first year following a cancer diagnosis.


Subject(s)
Bankruptcy/legislation & jurisprudence , Financing, Personal/economics , Health Expenditures/statistics & numerical data , Neoplasms/economics , Adult , Age Distribution , Aged , Bankruptcy/statistics & numerical data , Female , Financing, Personal/statistics & numerical data , Humans , Kaplan-Meier Estimate , Male , Middle Aged , Neoplasms/classification , Proportional Hazards Models , Retrospective Studies , Risk , SEER Program/statistics & numerical data , Sick Leave/economics , Sick Leave/trends , Social Class , Unemployment/trends , Washington , Young Adult
5.
J Oncol Pract ; 9(1): 42-50, 2013 Jan.
Article in English | MEDLINE | ID: mdl-23633970

ABSTRACT

PURPOSE: Little is known about how referrals to different cancer specialists influence cancer care for non-small-cell lung cancer (NSCLC). Among Medicare enrollees, we identified factors of patients and their primary care physician that were associated with referrals to cancer specialists, and how the types of cancer specialists seen correlated with delivery of guideline-based therapies (GBTs). METHODS: Data from patients with stages III and IV NSCLC included in the SEER-Medicare database were linked to their physicians in the American Medical Association Masterfile database. Using logistic regression, we (1) identified patient and physician factors that were associated with referrals to cancer specialists (medical oncologists, radiation oncologists, and surgeons); (2) identified the types of referral to cancer specialists that predicted greater likelihood of receiving GBT (per National Comprehensive Cancer Network guidelines). RESULTS: A total of 28,977 patients with NSCLC diagnosed from January 1, 2000 to December 31, 2005 met eligibility criteria. Younger age, white race, higher income, and primary physician specialty other than family practice predicted higher likelihood of referrals to medical oncologists (P < .01 for all predictors). Seeing the three types of cancer specialists predicted higher likelihood of GBT (stage IIIA: odds ratio [OR] = 20.6; P < .001; IIIB: OR = 77.2; P < .001; and IV: OR = 1.2; P = .011), compared with seeing a medical oncologist only. Use of GBTs increased over the study period (42% to 48% from 2000 to 2005; P < .001). CONCLUSION: Referrals to all types of cancer specialists increased the likelihood of treatment with standard therapies, particularly in stage III patients. However, racial and income disparities still prevent optimal referrals to cancer specialists.


Subject(s)
Carcinoma, Non-Small-Cell Lung/therapy , Lung Neoplasms/therapy , Physicians, Primary Care/statistics & numerical data , Practice Patterns, Physicians'/statistics & numerical data , Referral and Consultation/statistics & numerical data , Aged , Aged, 80 and over , Carcinoma, Non-Small-Cell Lung/pathology , Female , Humans , Lung Neoplasms/pathology , Male , Medical Oncology , Medicare , Middle Aged , Neoplasm Staging , SEER Program , Specialization , United States
6.
J Clin Pharmacol ; 53(3): 264-75, 2013 Mar.
Article in English | MEDLINE | ID: mdl-23444282

ABSTRACT

Personalizing intravenous (IV) busulfan doses in children using therapeutic drug monitoring (TDM) is an integral component of hematopoietic cell transplant. The authors sought to characterize initial dosing and TDM of IV busulfan, along with factors associated with busulfan clearance, in 729 children who underwent busulfan TDM from December 2005 to December 2008. The initial IV busulfan dose in children weighing ≤12 kg ranged 4.8-fold, with only 19% prescribed the package insert dose of 1.1 mg/kg. In those children weighing >12 kg, the initial dose ranged 5.4-fold, and 79% were prescribed the package insert dose. The initial busulfan dose achieved the target exposure in only 24.3% of children. A wide range of busulfan exposures were targeted for children with the same disease (eg, 39 target busulfan exposures for the 264 children diagnosed with acute myeloid leukemia). Considerable heterogeneity exists regarding when TDM is conducted and the number of pharmacokinetic samples obtained. Busulfan clearance varied by age and dosing frequency but not by underlying disease. The authors- group is currently evaluating how using population pharmacokinetics to optimize initial busulfan dose and TDM (eg, limited sampling schedule in conjunction with maximum a posteriori Bayesian estimation) may affect clinical outcomes in children.


Subject(s)
Alkylating Agents/administration & dosage , Busulfan/administration & dosage , Immunosuppressive Agents/administration & dosage , Administration, Intravenous , Adolescent , Adult , Alkylating Agents/blood , Alkylating Agents/pharmacokinetics , Area Under Curve , Busulfan/blood , Busulfan/pharmacokinetics , Child , Child, Preschool , Drug Monitoring , Female , Hematopoietic Stem Cell Transplantation , Humans , Immunosuppressive Agents/blood , Immunosuppressive Agents/pharmacokinetics , Infant , Male , Practice Patterns, Physicians' , Retrospective Studies , Young Adult
7.
Clin Colorectal Cancer ; 12(3): 204-213.e1, 2013 Sep.
Article in English | MEDLINE | ID: mdl-23276520

ABSTRACT

BACKGROUND: The safety of bevacizumab in older mCRC patients is poorly understood. The purpose of this analysis was to determine the prevalence, incidence, and risk factors for treatment-related AEs in older bevacizumab recipients. PATIENTS AND METHODS: Patients age ≥65 were identified from SEER-Medicare and categorized by mCRC diagnosis pre and post bevacizumab approval (2001-2003 vs. 2005-2007). Preexisting conditions known to increase bevacizumab-related AE risk were identified in the year before diagnosis. Factors associated with bevacizumab receipt were identified using logistic regression. Incidence rates for all AEs and specific serious AEs were determined. Risk factors for first AE were determined by competing risks regression. RESULTS: Of 6821 patients, 3282 (48%) were diagnosed in 2005-2007 of whom 19% received first-line bevacizumab. Likelihood of bevacizumab receipt was lower in patients age ≥ 75 (odds ratio [OR], 0.41; 95% confidence interval [CI], 0.36-0.47), nonwhite patients (OR, 0.67; 95% CI, 0.55-0.81), patients with higher comorbidity index (OR, 0.52; 95% CI, 0.43-0.62), and patients with preexisting cerebrovascular disease (OR, 0.49; 95% CI, 0.33-0.73). AE incidence rate was not increased among first-line bevacizumab recipients relative to first-line chemotherapy recipients. In a competing risk regression adjusting for potential confounders, bevacizumab receipt (2005-2007) was not associated with an increased risk of first AE compared with chemotherapy alone (2001-2007) (hazard ratio, 0.97; 95% CI, 0.87-1.08). CONCLUSION: In an older mCRC population, bevacizumab receipt was less likely in older (age ≥ 75) nonwhite patients with preexisting cerebrovascular comorbidities. First-line bevacizumab was not associated with increased AE incidence or risk of first AE compared with chemotherapy alone.


Subject(s)
Adenocarcinoma/complications , Antineoplastic Combined Chemotherapy Protocols/adverse effects , Colorectal Neoplasms/complications , Drug-Related Side Effects and Adverse Reactions/diagnosis , Adenocarcinoma/drug therapy , Adenocarcinoma/secondary , Aged , Antibodies, Monoclonal, Humanized/administration & dosage , Bevacizumab , Camptothecin/administration & dosage , Camptothecin/analogs & derivatives , Capecitabine , Colorectal Neoplasms/drug therapy , Colorectal Neoplasms/pathology , Deoxycytidine/administration & dosage , Deoxycytidine/analogs & derivatives , Drug-Related Side Effects and Adverse Reactions/epidemiology , Drug-Related Side Effects and Adverse Reactions/etiology , Female , Fluorouracil/administration & dosage , Fluorouracil/analogs & derivatives , Follow-Up Studies , Humans , Incidence , Irinotecan , Male , Neoplasm Staging , Organoplatinum Compounds/administration & dosage , Oxaliplatin , Prognosis , SEER Program
8.
BMC Health Serv Res ; 12: 434, 2012 Nov 30.
Article in English | MEDLINE | ID: mdl-23194470

ABSTRACT

BACKGROUND: Identifying heart failure patients most likely to suffer poor outcomes is an essential part of delivering interventions to those most likely to benefit. We sought a comprehensive account of heart failure events and their cumulative economic burden by examining patient characteristics that predict increased cost or poor outcomes. METHODS: We collected electronic medical data from members of a large HMO who had a heart failure diagnosis and an echocardiogram from 1999-2004, and followed them for one year. We examined the role of demographics, clinical and laboratory findings, comorbid disease and whether the heart failure was incident, as well as mortality. We used regression methods appropriate for censored cost data. RESULTS: Of the 4,696 patients, 8% were incident. Several diseases were associated with significantly higher and economically relevant cost changes, including atrial fibrillation (15% higher), coronary artery disease (14% higher), chronic lung disease (29% higher), depression (36% higher), diabetes (38% higher) and hyperlipidemia (21% higher). Some factors were associated with costs in a counterintuitive fashion (i.e. lower costs in the presence of the factor) including age, ejection fraction and anemia. But anemia and ejection fraction were also associated with a higher death rate. CONCLUSIONS: Close control of factors that are independently associated with higher cost or poor outcomes may be important for disease management. Analysis of costs in a disease like heart failure that has a high death rate underscores the need for economic methods to consider how mortality should best be considered in costing studies.


Subject(s)
Health Care Costs , Heart Failure/economics , Adult , Aged , Cost of Illness , Female , Health Care Costs/statistics & numerical data , Heart Failure/therapy , Humans , Male , Middle Aged , Northwestern United States , Retrospective Studies , Treatment Outcome , Young Adult
9.
J Insur Med ; 43(2): 92-101, 2012.
Article in English | MEDLINE | ID: mdl-22876413

ABSTRACT

OBJECTIVES: We sought to determine whether health insurance coverage of colorectal cancer (CRC) screening varied based on risk. BACKGROUND: Population-wide screening guidelines for cancer often incorporate risk information, with modified screening recommendations for those at higher risk due to family history or other factors. METHODS: In a nationwide Internet- and mail-based survey of health insurance plan medical directors, respondents were asked about their organization's policies towards coverage of CRC screening for persons at average and higher risk of CRC. Additional questions asked about whether the insurer had a definition of increased risk, and coverage of genetic testing for familial CRC syndromes. RESULTS: Survey invitations were sent to 1158 medical directors; 133 (11%) completed the survey. All plans covered screening for average and high-risk persons. The onset of screening was earlier and intervals were more frequent for higher risk compared to average risk persons, with most respondents stating coverage was determined by "physician discretion." While 75% had a definition of high risk, only 55% covered genetic testing. CONCLUSIONS: Most insurers offer enhanced coverage of CRC screening, most commonly following the discretion of the physician. Whether this coverage results in earlier, more frequent, or more complete screening of higher risk persons remains uncertain.


Subject(s)
Colorectal Neoplasms/diagnosis , Colorectal Neoplasms/genetics , Insurance Carriers/statistics & numerical data , Insurance, Health/statistics & numerical data , Mass Screening/methods , Policy , Adult , Aged , Colorectal Neoplasms/prevention & control , Female , Genetic Testing , Humans , Male , Middle Aged , Racial Groups , Risk Assessment
10.
Urology ; 79(5): 1034-41, 2012 May.
Article in English | MEDLINE | ID: mdl-22546381

ABSTRACT

OBJECTIVE: To evaluate the association between complementary and alternative medicine (CAM) use, satisfaction with treatment, and patient-reported outcomes after treatment. METHODS: The Prostate CAncer Therapy Selection Study prospectively surveyed patients newly diagnosed with localized prostate cancer about their treatment decision-making process and outcomes. The Prostate CAncer Therapy Selection Study recruited patients from 3 geographic areas through hospital-based urology clinics and community urology practices. RESULTS: More than 700 patients completed the baseline and follow-up surveys. More than 50% of respondents reported using CAM; this decreased to 39% if prayer was excluded as a type of CAM. On multivariate analysis, factors related to communication with the treating physician, but not CAM use, were associated with treatment satisfaction. The likelihood of stability or improvement in urinary, bowel, and sexual function at 6 months was related to the choice of primary therapy but was unrelated to CAM use. CONCLUSION: In the present prospective observational study, CAM use was highly prevalent but unrelated to treatment satisfaction or changes in functional status. The effect of CAM on these endpoints remains to be established in comparative effectiveness studies.


Subject(s)
Complementary Therapies/statistics & numerical data , Decision Making , Patient Satisfaction , Prostatic Neoplasms/therapy , Aged , Defecation , Follow-Up Studies , Health Care Surveys , Humans , Male , Middle Aged , Multivariate Analysis , Physician-Patient Relations , Prospective Studies , Prostatic Neoplasms/complications , Sexual Dysfunction, Physiological/etiology , Sexual Dysfunction, Physiological/physiopathology , Treatment Outcome , Urination Disorders/etiology , Urination Disorders/physiopathology
11.
Surgery ; 152(1): 69-81, 2012 Jul.
Article in English | MEDLINE | ID: mdl-22503319

ABSTRACT

BACKGROUND: Patients who screen positive for alcohol misuse on the Alcohol Use Disorder Identification Test Consumption Questionnaire (AUDIT-C ≥5 points) have significantly increased postoperative complications. Severe alcohol misuse (AUDIT-C ≥9 points) is associated with increased postoperative health care use; however, little is known about the prevalence of alcohol misuse in demographic and clinical subgroups of surgical patients. METHODS: The prevalence of alcohol misuse was evaluated among 10,284 patients (9,771 men and 513 women) who underwent major noncardiac surgery in Veterans Affairs (VA) hospitals during the fiscal years 2004 to 2006 and completed the AUDIT-C. Sex-stratified analyses evaluated prevalence rates of alcohol misuse (AUDIT-C ≥5) and severe misuse (AUDIT-C ≥9) across demographic and clinical subgroups. RESULTS: Overall, 1,607 (16%) men and 24 (5%) women screened positive for alcohol misuse (AUDIT-C ≥5) in the year before operation, with 4% and 2% screening positive for severe misuse (AUDIT-C ≥9), respectively. Alcohol misuse was more common among men who were <60 years of age, divorced or separated, current smokers, or American Stoke Association class 1 or 2, and those with cirrhosis/hepatitis or substance use disorders. Among patients with alcohol misuse, 36% of men and 58% of women were American Society of Anesthesiologists class 1 or 2, and most did not have diagnoses that were commonly associated with alcohol misuse. CONCLUSION: Alcohol misuse is relatively common in male surgical patients. Moreover, surgical patients undergoing operation who screen positive for alcohol misuse are often relatively healthy, without health problems that might alert providers to their alcohol misuse in the absence of screening.


Subject(s)
Alcoholism/epidemiology , Delivery of Health Care/statistics & numerical data , General Surgery/statistics & numerical data , Hospitals, Veterans/statistics & numerical data , United States Department of Veterans Affairs , Adult , Aged , Aged, 80 and over , Alcoholism/diagnosis , Female , Humans , Male , Mass Screening , Middle Aged , Prevalence , Retrospective Studies , Surveys and Questionnaires , United States
12.
Cancer Treat Rev ; 38(8): 1004-11, 2012 Dec.
Article in English | MEDLINE | ID: mdl-22405931

ABSTRACT

BACKGROUND: Several therapy options are available for symptomatic, treatment-naïve chronic lymphocytic leukemia (CLL). Many of these therapies have been compared against chlorambucil, but have not been directly compared against each other. There is currently no agreed upon standard therapeutic regimen for treatment-naïve CLL. METHODS: We performed a systematic literature review to identify randomized controlled trials (RCTs) published prior to November 2011 of therapies for previously untreated CLL. We conducted a network meta-analysis using fixed and random effect statistical models to estimate differences between shape and scale parameters of progression-free survival (PFS) curves for each competing therapy. We used the parameter estimates and a Weibull distribution to project mean PFS for each therapy option. RESULTS: Five RCTs were included in our comparison network. Overall, patients were younger (59-65 years), had good performance status based on the Eastern Cooperative Oncology Group scale (ECOG 0-1), and earlier stage disease (Rai 0-II or Binet A or B). The combination regimen fludarabine with cyclophosphamide and rituximab (FCR) was estimated to yield mean PFS of 76 months (95% CrI: 60, 91), FC 60 months (46, 73), fludarabine 38 months (27, 49), alemtuzumab 24 months (15, 32), and chlorambucil 23 months (15, 32). CONCLUSION: Our results suggest that FCR has relatively higher potential of preventing disease progression in younger, healthier, treatment-naïve CLL patients and should be considered an optimal initial treatment strategy for this patient population. However, because estimates are based on model simulation, additional studies of FCR are necessary to clinically validate its therapeutic potential.


Subject(s)
Antineoplastic Combined Chemotherapy Protocols/therapeutic use , Leukemia, Lymphocytic, Chronic, B-Cell/drug therapy , Aged , Alemtuzumab , Antibodies, Monoclonal, Humanized/administration & dosage , Antibodies, Monoclonal, Murine-Derived/administration & dosage , Cyclophosphamide/administration & dosage , Female , Humans , Male , Middle Aged , Randomized Controlled Trials as Topic , Rituximab , Vidarabine/administration & dosage , Vidarabine/analogs & derivatives
13.
J Clin Oncol ; 30(14): 1608-14, 2012 May 10.
Article in English | MEDLINE | ID: mdl-22412136

ABSTRACT

PURPOSE: Characteristics that predispose patients to financial hardship during cancer treatment are poorly understood. We therefore conducted a population-based exploratory analysis of potential factors associated with financial hardship and treatment nonadherence during and following adjuvant chemotherapy for colon cancer. PATIENTS AND METHODS: Patients diagnosed with stage III colon cancer between 2008 and 2010 were identified from a population-based cancer registry representing 13 counties in Washington state. Patients were asked to complete a comprehensive survey on treatment-related costs. Patients were considered to have experienced financial hardship if they accrued debt, sold or refinanced their home, borrowed money from friends or family, or experienced a 20% or greater decline in their annual income as a result of treatment-related expenses. Logistic regression analysis was used to investigate factors associated with financial hardship and treatment nonadherence. RESULTS: A total of 284 responses were obtained from 555 eligible patients (response rate, 51.2%). Nearly all patients in the final sample were insured during treatment. In this sample, 38% of patients reported one or more financial hardships as a result of treatment. The factors most closely associated with treatment-related financial hardship were younger age and lower annual household income. Younger age, lower income, and unemployment or disability (which occurred in most instances following diagnosis) were most closely associated with treatment nonadherence. CONCLUSION: A significant proportion of patients undergoing adjuvant chemotherapy for stage III colon cancer may experience financial hardship, despite having health insurance coverage. Interventions to help at-risk patients early on during therapy may prevent long-term financial adverse effects.


Subject(s)
Antineoplastic Agents/economics , Colonic Neoplasms/drug therapy , Cost of Illness , Insurance, Health/economics , Adult , Age Factors , Aged , Aged, 80 and over , Analysis of Variance , Antineoplastic Agents/therapeutic use , Chemotherapy, Adjuvant/economics , Colonic Neoplasms/mortality , Colonic Neoplasms/pathology , Colonic Neoplasms/surgery , Cross-Sectional Studies , Female , Health Knowledge, Attitudes, Practice , Humans , Logistic Models , Male , Middle Aged , Multivariate Analysis , Patient Compliance , Predictive Value of Tests , Prognosis , Registries , Retrospective Studies , Risk Factors , Sex Factors , Socioeconomic Factors , Survival Analysis , Washington
14.
Pharmacotherapy ; 32(1): 7-19, 2012 Jan.
Article in English | MEDLINE | ID: mdl-22392824

ABSTRACT

STUDY OBJECTIVE: To determine the impact of primary prophylactic colony-stimulating factor (CSF) use on febrile neutropenia in a large patient population receiving contemporary chemotherapy regimens to treat breast cancer, colorectal cancer, or non-small cell lung cancer (NSCLC). DESIGN: Retrospective claims analysis. DATA SOURCES: The Surveillance, Epidemiology, and End Results (SEER)-Puget Sound cancer registry and insurance claims records. PATIENTS: A total of 2728 patients aged 25 years or older who received a diagnosis of breast cancer (998 patients), colorectal cancer (688 patients), or NSCLC (1042 patients) between January 1, 2002, and December 31, 2005, and received chemotherapy. MEASUREMENTS AND MAIN RESULTS: Initial chemotherapy regimen, CSF use (filgrastim or pegfilgrastim), and febrile neutropenia events were evaluated after the first chemotherapy administration. Subsequently, febrile neutropenia rates in patients receiving primary prophylactic CSF were compared with febrile neutropenia rates in patients receiving CSF in settings other than primary prophylaxis or not at all. The impact of primary prophylactic CSF could not be assessed for patients with colorectal cancer or NSCLC because only 1 and 18 febrile neutropenia events, respectively, occurred in those receiving primary prophylactic CSF. Of the 998 patients with breast cancer, 72 (7.2%) experienced febrile neutropenia, 28 of whom received primary prophylactic CSF. In the patients with breast cancer, we observed that primary prophylactic CSF use was associated with reduced febrile neutropenia rates; however, the analysis may have been confounded by unmeasured factors associated with febrile neutropenia. CONCLUSION: The impact of primary prophylactic CSFs on febrile neutropenia rates could not be demonstrated. Given the substantive cost of CSFs to pharmacy budgets, there are numerous opportunities for pharmacists to optimize CSF use. Research studies are needed to evaluate if guideline-directed prescribing of primary prophylactic CSFs can improve clinical outcomes.


Subject(s)
Breast Neoplasms/drug therapy , Carcinoma, Non-Small-Cell Lung/drug therapy , Colony-Stimulating Factors/therapeutic use , Colorectal Neoplasms/drug therapy , Fever/drug therapy , Neutropenia/drug therapy , Adult , Aged , Breast Neoplasms/diagnosis , Breast Neoplasms/epidemiology , Carcinoma, Non-Small-Cell Lung/diagnosis , Carcinoma, Non-Small-Cell Lung/epidemiology , Colorectal Neoplasms/diagnosis , Colorectal Neoplasms/epidemiology , Female , Fever/epidemiology , Humans , Male , Middle Aged , Neutropenia/epidemiology , Retrospective Studies , SEER Program
15.
Med Care ; 50(7): 591-8, 2012 Jul.
Article in English | MEDLINE | ID: mdl-22354208

ABSTRACT

BACKGROUND: Prior research found that in the Veterans Affairs health care system (VA), the proportion of patients adherent to oral hypoglycemic agents varies from 50% to 80% across primary care clinics. This study examined whether variation in patient and facility characteristics determined those differences. METHODS: Retrospective cohort study of 444,418 VA primary care patients with diabetes treated in 559 clinics in fiscal year (FY) 2006-2007. Patients' adherence to each oral hypoglycemic agent was computed for the first 3 months of FY2007, and averaged across agents to produce an adherence score for the patient's overall regimen. Patients with an adherence score over 0.8 were defined as adherent. Risk adjustment used hierarchical logistic regression accounting for patient factors and facility effects by clustering patients within clinics and clinics within parent VA medical centers. We then assessed the influence of risk adjustment using observed-to-expected (O/E) ratios computed for each clinic. RESULTS: The mean unadjusted proportion of adherent patients in clinics was 0.715 (interdecile range 0.559-0.826). The percent variation in patient's likelihood of being adherent explained at the patient, clinic, and parent VA medical center levels was 2.94%, 0.27%, and 0.76%, respectively. The mean clinic-level observed-to-expected ratio was 1.001 (interdecile range 0.975-1.027). CONCLUSIONS: The variation in the proportion of patients adherent across clinics remained large after risk adjustment. As patient and facility effects explained only 4% of the variance in adherence, comparing clinics based on unadjusted scores is a reasonable starting point unless more predictive patient, provider, and facility factors are identified.


Subject(s)
Ambulatory Care Facilities/statistics & numerical data , Diabetes Mellitus/drug therapy , Hypoglycemic Agents/administration & dosage , Medication Adherence/statistics & numerical data , Primary Health Care/statistics & numerical data , Administration, Oral , Age Factors , Aged , Female , Humans , Hypoglycemic Agents/therapeutic use , Male , Middle Aged , Retrospective Studies , Risk Adjustment , Sex Factors , Socioeconomic Factors , United States , United States Department of Veterans Affairs/statistics & numerical data
16.
J Rural Health ; 28(1): 54-62, 2012 Jan.
Article in English | MEDLINE | ID: mdl-22236315

ABSTRACT

PURPOSE: Distance to provider might be an important barrier to timely diagnosis and treatment for cancer patients who qualify for Medicaid coverage. Whether driving time or driving distance is a better indicator of travel burden is also of interest. METHODS: Driving distances and times from patient residence to primary care provider were calculated for 3,917 breast, colorectal (CRC) and lung cancer Medicaid patients in Washington State from 1997 to 2003 using MapQuest.com. We fitted regression models of stage at diagnosis and time-to-treatment (number of days between diagnosis and surgery) to test the hypothesis that travel burden is associated with timely diagnosis and treatment of cancer. FINDINGS: Later stage at diagnosis for breast cancer Medicaid patients is associated with travel burden (OR = 1.488 per 100 driving miles, P= .037 and OR = 1.270 per driving hour, P= .016). Time-to-treatment after diagnosis of CRC is also associated with travel burden (14.57 days per 100 driving miles, P= .002 and 5.86 days per driving hour, P= .018). CONCLUSIONS: Although travel burden is associated with timely diagnosis and treatment for some types of cancer, we did not find evidence that driving time was, in general, better at predicting timeliness of cancer diagnosis and treatment than driving distance. More intensive efforts at early detection of breast cancer and early treatment of CRC for Medicaid patients who live in remote areas may be needed.


Subject(s)
Breast Neoplasms/therapy , Colorectal Neoplasms/therapy , Health Services Accessibility/statistics & numerical data , Lung Neoplasms/therapy , Medicaid/statistics & numerical data , Adolescent , Adult , Breast Neoplasms/diagnosis , Colorectal Neoplasms/diagnosis , Female , Health Personnel , Humans , Lung Neoplasms/diagnosis , Male , Middle Aged , Neoplasm Staging , United States , Washington , Young Adult
17.
J Am Coll Surg ; 214(3): 296-305.e1, 2012 Mar.
Article in English | MEDLINE | ID: mdl-22244208

ABSTRACT

BACKGROUND: Alcohol screening scores ≥5 on the Alcohol Use Disorders Identification Test-Consumption (AUDIT-C) up to a year before surgery have been associated with postoperative complications, but the association with postoperative health care use is unknown. This study evaluated whether AUDIT-C scores in the year before surgery were associated with postoperative hospital length of stay, total ICU days, return to the operating room, and hospital readmission. STUDY DESIGN: This cohort study included male Veterans Affairs patients who completed the AUDIT-C on mailed surveys (October 2003 through September 2006) and were hospitalized for nonemergent noncardiac major operations in the following year. Postoperative health care use was evaluated across 4 AUDIT-C risk groups (scores 0, 1 to 4, 5 to 8, and 9 to 12) using linear or logistic regression models adjusted for sociodemographics, smoking status, surgical category, relative value unit, and time from AUDIT-C to surgery. Patients with AUDIT-C scores indicating low-risk drinking (scores 1 to 4) were the referent group. RESULTS: Adjusted analyses revealed that among eligible surgical patients (n = 5,171), those with the highest AUDIT-C scores (ie, 9 to 12) had longer postoperative hospital length of stay (5.8 [95% CI, 5.0-6.7] vs 5.0 [95% CI, 4.7-5.3] days), more ICU days (4.5 [95% CI, 3.2-5.8] vs 2.8 [95% CI, 2.6-3.1] days), and increased probability of return to the operating room (10% [95% CI, 6-13%] vs 5% [95% CI, 4-6%]) in the 30 days after surgery, but not increased hospital readmission within 30 days postdischarge, relative to the low-risk group. CONCLUSIONS: AUDIT-C screening results could be used to identify patients at risk for increased postoperative health care use who might benefit from preoperative alcohol interventions.


Subject(s)
Alcohol Drinking , Alcoholism/diagnosis , Postoperative Care/statistics & numerical data , Aged , Cohort Studies , Humans , Intensive Care Units/statistics & numerical data , Length of Stay , Male , Middle Aged , Patient Readmission , Postoperative Period , Regression Analysis , Reoperation , Surveys and Questionnaires
18.
Support Care Cancer ; 20(1): 65-73, 2012 Jan.
Article in English | MEDLINE | ID: mdl-21120540

ABSTRACT

PURPOSE: We surveyed prostate cancer patients about complementary and alternative medicine (CAM) use and evaluated patient factors that correlated with CAM use 6 months following diagnosis. METHODS: The Prostate CAncer Therapy Selection study was a prospective, observational multi-site study of men's treatment decision-making process after a diagnosis of local stage prostate cancer. Recruitment occurred in community urology practices in Washington State, hospital-based urology clinics affiliated with the University of Southern California, and Kaiser Permanente in Northern California. Eligible study participants included men over age 21 diagnosed with local stage prostate cancer between May 1, 2005 and December 31, 2006. RESULTS: Fifty-two percent of survey respondents (379) reported using one or more types of CAM. Of the patients, 51% used one CAM method, 26% used two methods, and 23% used three or more methods. The most commonly reported category was mind-body therapies (65%). Only 43% of patients discussed their CAM use with a health professional; of those, 20% informed their primary care physician and 30% told the doctor managing their prostate cancer care. Less than half thought the CAM they used was "very helpful", but a majority thought it was somewhat helpful for their condition. CONCLUSIONS: Further research is needed to characterize the goals prostate cancer patients have for CAM, whether the treatments met those goals, and how this translates into the perceived helpfulness of these therapies. The implications of patients not discussing CAM use with health professionals at the time of prostate cancer treatment need further studies.


Subject(s)
Complementary Therapies/methods , Decision Making , Prostatic Neoplasms/therapy , Aged , Follow-Up Studies , Health Care Surveys , Humans , Male , Middle Aged , Neoplasm Staging , Patient Satisfaction , Prospective Studies
19.
Biol Blood Marrow Transplant ; 18(2): 265-72, 2012 Feb.
Article in English | MEDLINE | ID: mdl-21736869

ABSTRACT

Daily intravenous (i.v.) busulfan is increasingly being used in hematopoietic cell transplantation (HCT) conditioning regimens. Intravenous busulfan doses administered at the traditional frequency of every 6 hours can be targeted ((T)Bu) to a patient-specific concentration at steady state (C(ss)) using therapeutic drug monitoring (TDM). In this report, we describe our experiences with TDM of daily i.v. busulfan in an adult population, with the specific aims of (1) evaluating covariates associated with busulfan clearance, and (2) assessing the feasibility of TDM for outpatient administration of daily (T)Bu with pharmacokinetic sampling over 6 hours. A retrospective pharmacokinetic analysis was conducted in 87 adults receiving daily (T)Bu as part of cyclophosphamide followed by (T)BU (CY/(T)BU), fludarabine monophosphate (fludarabine) followed by (T)BU, or (T)BU concurrent with fludarabine conditioning. The desired C(ss) was achieved in 85% of patients receiving daily i.v. busulfan. Busulfan clearance was not associated with sex or age, but was associated with the day of dosing and conditioning regimen (P = .0016). In patients receiving CY/(T)BU, no differences in clearance were found between dosing days (P > .36); however, clearance decreased significantly in patients receiving fludarabine-based regimens (P = .0016). Busulfan clearance and C(ss) estimates from pharmacokinetic sampling over 8, 11, or 24 hours were comparable (P > .4). However, pharmacokinetic modeling of individual patient concentration-time data over 6 hours could not reliably estimate busulfan clearance or C(ss).


Subject(s)
Busulfan/administration & dosage , Busulfan/pharmacokinetics , Hematologic Neoplasms/therapy , Hematopoietic Stem Cell Transplantation , Myeloablative Agonists/administration & dosage , Myeloablative Agonists/pharmacokinetics , Transplantation Conditioning , Adult , Aged , Antineoplastic Agents/administration & dosage , Antineoplastic Agents/pharmacokinetics , Cyclophosphamide/administration & dosage , Cyclophosphamide/pharmacokinetics , Female , Humans , Injections, Intravenous , Male , Middle Aged , Retrospective Studies , Transplantation, Homologous , Vidarabine/administration & dosage , Vidarabine/adverse effects , Vidarabine/analogs & derivatives
20.
Am J Drug Alcohol Abuse ; 38(1): 73-80, 2012 Jan.
Article in English | MEDLINE | ID: mdl-21797815

ABSTRACT

BACKGROUND: Alcohol consumption is a risk factor for traumatic injury, but it is unknown whether responses to alcohol screening questionnaires administered routinely in primary care are associated with subsequent hospitalization for traumatic injury. OBJECTIVE: We evaluated the association between alcohol screening scores and the risk for subsequent hospitalizations for trauma among Veterans Affairs (VA) general medicine patients. METHOD: This study included VA outpatients (n = 32,623) at seven sites who returned mailed surveys (1997-1999). Alcohol Use Disorders Identification Test Consumption (AUDIT-C) scores grouped patients into six drinking categories representing nondrinkers, screen-negative drinkers, and drinkers who screened positive for mild, moderate, severe, and very severe alcohol misuse (scores 0, 1-3, 4-5, 6-7, 8-9, 10-12, respectively). VA administrative and Medicare data identified primary discharge diagnoses for trauma. Cox proportional hazard models were used to estimate the risk of trauma-related hospitalization for each drinking group adjusted for demographics, smoking, and comorbidity. RESULTS: Compared with screen-negative drinkers, patients with severe and very severe alcohol misuse (AUDIT-C 8-9 and ≥10) were at significantly increased risk for trauma-related hospitalization over the follow-up period (adjusted hazard ratios AUDIT-C: 8-9 2.06, 95% confidence interval (CI) 1.31- 3.24 and AUDIT-C≥10 2.13, 95% CI 1.32-3.42). CONCLUSIONS: Patients with severe and very severe alcohol misuse had a twofold increased risk of hospital admission for trauma compared to drinkers without alcohol misuse. SCIENTIFIC SIGNIFICANCE: Alcohol screening scores could be used to provide feedback to patients regarding risk of trauma-related hospitalization. Findings could be used by providers during brief alcohol-related interventions with patients with alcohol misuse.


Subject(s)
Alcoholism/diagnosis , Veterans/statistics & numerical data , Wounds and Injuries/epidemiology , Adult , Aged , Aged, 80 and over , Alcohol Drinking/adverse effects , Alcoholism/epidemiology , Female , Hospitalization/statistics & numerical data , Humans , Male , Middle Aged , Outpatients/statistics & numerical data , Risk , Surveys and Questionnaires , Veterans Health
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