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1.
J Hosp Med ; 18(6): 524-527, 2023 06.
Article in English | MEDLINE | ID: mdl-37186454

ABSTRACT

One-third of patients discharged from hospitals to skilled nursing facilities (SNF) are sent back to the Emergency Department (ED) within 30 days. Little is known about those patients who are discharged from the ED directly back to SNF. We considered these ED visits as potentially avoidable since they did not result in observation or hospitalization stay. Using a retrospective chart review of 1010 patients with ED visits within 14-days of discharge to SNF from University of Pennsylvania health system (UPHS) in 2020-2021, we identified 202 patients with potentially avoidable ED visits among medical and surgical patients. The most common reasons for these ED visits were mechanical falls (17.3%), postoperative problems (16.8%), and cardiac or pulmonary complaints (11.4%). Future interventions to decrease avoidable ED visits from SNFs should aim to provide access for SNF patients to receive timely outpatient lab and imaging services and postoperative follow-ups.


Subject(s)
Patient Discharge , Skilled Nursing Facilities , Humans , United States , Retrospective Studies , Hospitalization , Emergency Service, Hospital
2.
JAMA Cardiol ; 8(1): 23-30, 2023 01 01.
Article in English | MEDLINE | ID: mdl-36449275

ABSTRACT

Importance: Statins reduce the risk of major adverse cardiovascular events, but less than one-half of individuals in America who meet guideline criteria for a statin are actively prescribed this medication. Objective: To evaluate whether nudges to clinicians, patients, or both increase initiation of statin prescribing during primary care visits. Design, Setting, and Participants: This cluster randomized clinical trial evaluated statin prescribing of 158 clinicians from 28 primary care practices including 4131 patients. The design included a 12-month preintervention period and a 6-month intervention period between October 19, 2019, and April 18, 2021. Interventions: The usual care group received no interventions. The clinician nudge combined an active choice prompt in the electronic health record during the patient visit and monthly feedback on prescribing patterns compared with peers. The patient nudge was an interactive text message delivered 4 days before the visit. The combined nudge included the clinician and patient nudges. Main Outcomes and Measures: The primary outcome was initiation of a statin prescription during the visit. Results: The sample comprised 4131 patients with a mean (SD) age of 65.5 (10.5) years; 2120 (51.3%) were male; 1210 (29.3%) were Black, 106 (2.6%) were Hispanic, 2732 (66.1%) were White, and 83 (2.0%) were of other race or ethnicity, and 933 (22.6%) had atherosclerotic cardiovascular disease. In unadjusted analyses during the preintervention period, statins were prescribed to 5.6% of patients (105 of 1876) in the usual care group, 4.8% (97 of 2022) in the patient nudge group, 6.0% (104 of 1723) in the clinician nudge group, and 4.7% (82 of 1752) in the combined group. During the intervention, statins were prescribed to 7.3% of patients (75 of 1032) in the usual care group, 8.5% (100 of 1181) in the patient nudge group, 13.0% (128 of 981) in the clinician nudge arm, and 15.5% (145 of 937) in the combined group. In the main adjusted analyses relative to usual care, the clinician nudge significantly increased statin prescribing alone (5.5 percentage points; 95% CI, 3.4 to 7.8 percentage points; P = .01) and when combined with the patient nudge (7.2 percentage points; 95% CI, 5.1 to 9.1 percentage points; P = .001). The patient nudge alone did not change statin prescribing relative to usual care (0.9 percentage points; 95% CI, -0.8 to 2.5 percentage points; P = .32). Conclusions and Relevance: Nudges to clinicians with and without a patient nudge significantly increased initiation of a statin prescription during primary care visits. The patient nudge alone was not effective. Trial Registration: ClinicalTrials.gov Identifier: NCT04307472.


Subject(s)
Hydroxymethylglutaryl-CoA Reductase Inhibitors , Aged , Female , Humans , Male , Electronic Health Records , Hispanic or Latino , Hydroxymethylglutaryl-CoA Reductase Inhibitors/therapeutic use , Patients , Primary Health Care
3.
Am J Public Health ; 112(12): 1721-1725, 2022 12.
Article in English | MEDLINE | ID: mdl-36302220

ABSTRACT

Vaccination remains key to reducing the risk of COVID-19-related severe illness and death. Because of historic medical exclusion and barriers to access, Black communities have had lower rates of COVID-19 vaccination than White communities. We describe the efforts of an academic medical institution to implement community-based COVID-19 vaccine clinics in medically underserved neighborhoods in Philadelphia, Pennsylvania. Over a 13-month period (April 2021-April 2022), the initiative delivered 9038 vaccine doses to community members, a majority of whom (57%) identified as Black. (Am J Public Health. 2022;112(12):1721-1725. https://doi.org/10.2105/AJPH.2022.307030).


Subject(s)
COVID-19 Vaccines , COVID-19 , Humans , Medically Underserved Area , COVID-19/epidemiology , COVID-19/prevention & control , Philadelphia/epidemiology , Vaccination
4.
Healthc (Amst) ; 9(3): 100568, 2021 Sep.
Article in English | MEDLINE | ID: mdl-34293616

ABSTRACT

The Covid-19 pandemic required rapid scale of telemedicine as well as other digital workflows to maintain access to care while reducing infection risk. Both patients and clinicians who hadn't used telemedicine before were suddenly faced with a multi-step setup process to log into a virtual meeting. Unlike in-person examination rooms, locking a virtual meeting room was more error-prone and posed a risk of multiple patients joining the same online session. There was administrative burden on the practice staff who were generating and manually sending links to patients, and educating patients on device set up was time-consuming and unsustainable. A solution had to be deployed rapidly system-wide, without the usual roll out across months. Our answer was to design and implement a novel EHR-integrated web application called the Switchboard, in just two weeks. The Switchboard leverages a commercial, cloud-based video meeting platform and facilitates an end-to-end virtual care encounter workflow, from pre-visit reminders to post-visit SMS text message-based measurement of patient experience, with tools to extend contact-less workflows to in-person appointments. Over the first 11 months of the pandemic, the in-house platform has been adopted across 6 hospitals and >200 practices, scaled to 8,800 clinicians who at their peak conducted an average of 30,000 telemedicine appointments/week, and enabled over 10,000-20,000 text messages/day to be exchanged through the platform. Furthermore, it enabled our organization to convert from an average of 75% of telehealth visits being conducted via telephone to 75% conducted via video within weeks.


Subject(s)
COVID-19 , Telemedicine , Humans , Pandemics , SARS-CoV-2 , Time Factors
5.
Am J Gastroenterol ; 115(9): 1474-1485, 2020 09.
Article in English | MEDLINE | ID: mdl-32796178

ABSTRACT

INTRODUCTION: Opioid use in patients with inflammatory bowel disease (IBD) is associated with increased mortality. Previous interventions targeting reduced intravenous opioid (IVOPI) exposure for all patients admitted to a general medical unit have decreased total opioid use without compromising pain control. We therefore performed a prospective evaluation of a multimodal intervention encouraging the use of nonopioid alternatives to reduce IVOPI exposure among patients with IBD hospitalized at our institution. METHODS: This was a prospective evaluation of a multimodal intervention to reduce IVOPI use among patients with IBD aged ≥18 years admitted to a general medical unit at a large urban academic medical center from January 1, 2019, to June 30, 2019. Intravenous and total (all routes) opioid exposures were measured as proportions and intravenous morphine milligram equivalents/patient day and compared with preintervention (January 1, 2018, to December 31, 2018) data. Hospital length of stay (LOS), 30-day readmission rates (RRs), and pain scores (1-10 scale) were also assessed. RESULTS: Our study involved 345 patients with IBD with similar baseline characteristics in preintervention (n = 241) and intervention (n = 104) periods. Between study periods, we observed a significant reduction in the proportion of patients receiving IVOPIs (43.6% vs 30.8%, P = 0.03) and total opioid dose exposure (15.6 vs 8.5 intravenous morphine mg equivalents/d, P = 0.02). We observed similar mean pain scores (3.9 vs 3.7, P = 0.55) and significantly reduced mean LOS (7.2 vs 5.3 days, P = 0.03) and 30-day RRs (21.6% vs 11.5%, P = 0.03). DISCUSSION: A multimodal intervention was associated with reduced opioid exposure, LOS, and 30-day RRs for hospitalized patients with IBD. Additional research is needed to determine long-term benefits of reduced opioid exposure in this population.


Subject(s)
Analgesics, Non-Narcotic/therapeutic use , Analgesics, Opioid/therapeutic use , Inflammatory Bowel Diseases/complications , Pain Management/methods , Pain/drug therapy , Adult , Female , Humans , Length of Stay , Male , Middle Aged , Pain/etiology , Patient Readmission
6.
Infect Prev Pract ; 2(2): 100062, 2020 Jun.
Article in English | MEDLINE | ID: mdl-34368705

ABSTRACT

BACKGROUND: Automatic stop orders (ASOs) for antimicrobials have been recommended as a component of antimicrobial stewardship programs, but may result in unintentional treatment interruption due to failure of providers to re-order an antimicrobial medication. We examined the impact of a multifaceted intervention designed to reduce the potential harms of interrupting antimicrobial treatment due to ASOs. METHODS: An intervention was implemented that included pharmacist review of expiring antimicrobials as well as provider education to encourage use of a long-term antimicrobial order set for commonly used prophylactic antimicrobials. Pharmacist interventions and antimicrobial re-ordering was recorded. Percent of missed doses of a commonly used prophylactic antimicrobial, single strength co-trimoxazole, was compared pre- and post-intervention using a chi-squared test. RESULTS: From November 1, 2015 to November 30, 2016, there were 401 individual pharmacist interventions for antimicrobial ASOs, resulting in 295 instances of antimicrobial re-ordering. The total percent of presumed missed single strength co-trimoxazole doses was reduced from 8.4% to 6.2% post-intervention (P<0.001). CONCLUSIONS: This study found that a targeted intervention was associated with a reduction in unintended antimicrobial treatment interruption related to ASOs.

7.
JAMA Intern Med ; 179(6): 760-767, 2019 06 01.
Article in English | MEDLINE | ID: mdl-30985861

ABSTRACT

Importance: The United States spends more than $12 billion annually on graduate medical education. Understanding how residents balance patient care and educational activities may provide insights into how the modern physician workforce is being trained. Objective: To describe how first-year internal medicine residents (interns) allocate time while working on general medicine inpatient services. Design, Setting, and Participants: Direct observational secondary analysis, including 6 US university-affiliated and community-based internal medicine programs in the mid-Atlantic region, of the Comparative Effectiveness of Models Optimizing Patient Safety and Resident Education (iCOMPARE) trial, a cluster-randomized trial comparing different duty-hour policies. A total of 194 weekday shifts were observed and time motion data were collected, sampled by daytime, nighttime, and call shifts in proportion to the distribution of shifts within each program from March 10 through May 31, 2016. Data were analyzed from June 1, 2016, through January 5, 2019. Main Outcomes and Measures: Mean time spent in direct and indirect patient care, education, rounds, handoffs, and miscellaneous activities within a 24-hour period and in each of four 6-hour periods (morning, afternoon, evening, and night). Time spent multitasking, simultaneously engaged in combinations of direct patient care, indirect patient care, or education, and in subcategories of indirect patient care were tracked. Results: A total of 80 interns (55% men; mean [SD] age, 28.7 [2.3] years) were observed across 194 shifts, totaling 2173 hours. A mean (SD) of 15.9 (0.7) hours of a 24-hour period (66%) was spent in indirect patient care, mostly interactions with the patient's medical record or documentation (mean [SD], 10.3 [0.7] hours; 43%). A mean (SD) of 3.0 (0.1) hours was spent in direct patient care (13%) and 1.8 (0.3) hours in education (7%). This pattern was consistent across the 4 periods of the day. Direct patient care and education frequently occurred when interns were performing indirect patient care. Multitasking with 2 or more indirect patient care activities occurred for a mean (SD) of 3.8 (0.4) hours (16%) of the day. Conclusions and Relevance: This study's findings suggest that within these US teaching programs, interns spend more time participating in indirect patient care than interacting with patients or in dedicated educational activities. These findings provide an essential baseline measure for future efforts designed to improve the workday structure and experience of internal medicine trainees, without making a judgment on the current allocation of time. Trial Registration: ClinicalTrials.gov identifier: NCT02274818.


Subject(s)
Internal Medicine/education , Internship and Residency/statistics & numerical data , Time Management/methods , Work Schedule Tolerance , Workload/statistics & numerical data , Adult , Attitude of Health Personnel , Cohort Studies , Female , Humans , Job Satisfaction , Male , Time and Motion Studies , United States
8.
Crit Care Explor ; 1(10): e0057, 2019 Oct.
Article in English | MEDLINE | ID: mdl-32166237

ABSTRACT

Sedation minimization and ventilator liberation protocols improve outcomes but are challenging to implement. We sought to demonstrate proof-of-concept and impact of an electronic application promoting sedation minimization and ventilator liberation. DESIGN: Multi-ICU proof-of-concept study and a single ICU before-after study. SETTING: University hospital ICUs. PATIENTS: Adult patients receiving mechanical ventilation. INTERVENTIONS: An automated application consisting of 1) a web-based dashboard with real-time data on spontaneous breathing trial readiness, sedation depth, sedative infusions, and nudges to wean sedation and ventilatory support and 2) text-message alerts once patients met criteria for a spontaneous breathing trial and spontaneous awakening trial. Pre-intervention, sedation minimization, and ventilator liberation were reviewed daily during a multidisciplinary huddle. Post-intervention, the dashboard was used during the multidisciplinary huddle, throughout the day by respiratory therapists, and text alerts were sent to bedside providers. MEASUREMENTS AND MAIN RESULTS: We enrolled 115 subjects in the proof-of-concept study. Spontaneous breathing trial alerts were accurate (98.3%), usually sent while patients were receiving mandatory ventilation (88.5%), and 61.9% of patients received concurrent spontaneous awakening trial alerts. We enrolled 457 subjects in the before-after study, 221 pre-intervention and 236 post-intervention. After implementation, patients were 28% more likely to be extubated (hazard ratio, 1.28; 95% CI, 1.01-1.63; p = 0.042) and 31% more likely to be discharged from the ICU (hazard ratio, 1.31; 95% CI, 1.03-1.67; p = 0.027) at any time point. After implementation, the median duration of mechanical ventilation was 2.20 days (95% CI, 0.09-4.31 d; p = 0.042) shorter and the median ICU length of stay was 2.65 days (95% CI, 0.13-5.16 d; p = 0.040) shorter, compared with the expected durations without the application. CONCLUSIONS: Implementation of an electronic dashboard and alert system promoting sedation minimization and ventilator liberation was associated with reductions in the duration of mechanical ventilation and ICU length of stay.

9.
J Gen Intern Med ; 33(10): 1639-1645, 2018 10.
Article in English | MEDLINE | ID: mdl-29790072

ABSTRACT

BACKGROUND: Social comparison feedback is an increasingly popular strategy that uses performance report cards to modify physician behavior. Our objective was to test the effect of such feedback on the ordering of routine laboratory tests for hospitalized patients, a practice considered overused. METHODS: This was a single-blinded randomized controlled trial. Between January and June 2016, physicians on six general medicine teams at the Hospital of the University of Pennsylvania were cluster randomized with equal allocation to two arms: (1) those e-mailed a summary of their routine laboratory test ordering vs. the service average for the prior week, linked to a continuously updated personalized dashboard containing patient-level details, and snapshot of the dashboard and (2) those who did not receive the intervention. The primary outcome was the count of routine laboratory test orders placed by a physician per patient-day. We modeled the count of orders by each physician per patient-day after the intervention as a function of trial arm and the physician's order count before the intervention. The count outcome was modeled using negative binomial models with adjustment for clustering within teams. RESULTS: One hundred and fourteen interns and residents participated. We did not observe a statistically significant difference in adjusted reduction in routine laboratory ordering between the intervention and control physicians (physicians in the intervention group ordered 0.14 fewer tests per patient-day than physicians in the control group, 95% CI - 0.56 to 0.27, p = 0.50). Physicians whose absolute ordering rate deviated from the peer rate by more than 1.0 laboratory test per patient-day reduced their laboratory ordering by 0.80 orders per patient-day (95% CI - 1.58 to - 0.02, p = 0.04). CONCLUSIONS: Personalized social comparison feedback on routine laboratory ordering did not change targeted behavior among physicians, although there was a significant decrease in orders among participants who deviated more from the peer rate. TRIAL REGISTRATION: Clinicaltrials.gov registration: #NCT02330289.


Subject(s)
Diagnostic Tests, Routine/statistics & numerical data , Knowledge of Results, Psychological , Medical Overuse/prevention & control , Medical Staff, Hospital/psychology , Practice Patterns, Physicians'/statistics & numerical data , Female , Hospitalization , Humans , Male , Medical Overuse/statistics & numerical data , Peer Group , Pennsylvania , Single-Blind Method
11.
J Pain Symptom Manage ; 53(5): 932-937, 2017 05.
Article in English | MEDLINE | ID: mdl-28062333

ABSTRACT

CONTEXT: Given the shortage of palliative care specialists, strategies are needed to promote primary palliative care by nonpalliative care providers. Electronic reminders are frequently used in medicine to standardize practice, but their effectiveness in encouraging goals of care discussions is not well understood. OBJECTIVES: To determine whether brief education and electronic alerts increase the frequency of goals of care discussions. METHODS: All general medicine services at a large academic medical center were included. Each medicine team received brief education on rounds about goals of care communication tool. When a newly admitted patient met predefined criteria, an electronic alert that included the tool was sent to the patient's resident and attending physicians within 48 hours. RESULTS: Of 352 admissions screened over a four-week period, 18% met one or more criteria. The combination of alerts and education increased documentation of goals of care in the medical record from 20.5% (15/73) to 44.6% (25/56) of patients (risk ratio 2.17, 95% CI 1.23-3.72). There were no significant changes in code status, noncode status limitations in care, or palliative care consultation. CONCLUSION: The combination of brief education and electronic goals of care alerts significantly increased documented goals of care discussions. This intervention is simple and feasible in many settings, but larger studies are needed to determine impact on patient outcomes.


Subject(s)
Computer-Assisted Instruction/statistics & numerical data , Health Promotion/statistics & numerical data , Hospital Communication Systems/statistics & numerical data , Inservice Training , Palliative Care/statistics & numerical data , Patient Care Planning/statistics & numerical data , Reminder Systems/statistics & numerical data , Adult , Aged , Aged, 80 and over , Clinical Competence/statistics & numerical data , Female , Humans , Male , Middle Aged , Primary Health Care , United States
12.
Lancet ; 385(9981): 1966-74, 2015 May 16.
Article in English | MEDLINE | ID: mdl-25726515

ABSTRACT

BACKGROUND: Acute kidney injury often goes unrecognised in its early stages when effective treatment options might be available. We aimed to determine whether an automated electronic alert for acute kidney injury would reduce the severity of such injury and improve clinical outcomes in patients in hospital. METHODS: In this investigator-masked, parallel-group, randomised controlled trial, patients were recruited from the hospital of the University of Pennsylvania in Philadelphia, PA, USA. Eligible participants were adults aged 18 years or older who were in hospital with stage 1 or greater acute kidney injury as defined by Kidney Disease Improving Global Outcomes creatinine-based criteria. Exclusion criteria were initial hospital creatinine 4·0 mg/dL (to convert to µmol/L, multiply by 88·4) or greater, fewer than two creatinine values measured, inability to determine the covering provider, admission to hospice or the observation unit, previous randomisation, or end-stage renal disease. Patients were randomly assigned (1:1) via a computer-generated sequence to receive an acute kidney injury alert (a text-based alert sent to the covering provider and unit pharmacist indicating new acute kidney injury) or usual care, stratified by medical versus surgical admission and intensive care unit versus non-intensive care unit location in blocks of 4-8 participants. The primary outcome was a composite of relative maximum change in creatinine, dialysis, and death at 7 days after randomisation. All analyses were by intention to treat. This study is registered with ClinicalTrials.gov, number NCT01862419. FINDINGS: Between Sept 17, 2013, and April 14, 2014, 23,664 patients were screened. 1201 eligible participants were assigned to the acute kidney injury alert group and 1192 were assigned to the usual care group. Composite relative maximum change in creatinine, dialysis, and death at 7 days did not differ between the alert group and the usual care group (p=0·88), or within any of the four randomisation strata (all p>0·05). At 7 days after randomisation, median maximum relative change in creatinine concentrations was 0·0% (IQR 0·0-18·4) in the alert group and 0·6% (0·0-17·5) in the usual care group (p=0·81); 87 (7·2%) patients in the alert group and 70 (5·9%) patients in usual care group had received dialysis (odds ratio 1·25 [95% CI 0·90-1·74]; p=0·18); and 71 (5·9%) patients in the alert group and 61 (5·1%) patients in the usual care group had died (1·16 [0·81-1·68]; p=0·40). INTERPRETATION: An electronic alert system for acute kidney injury did not improve clinical outcomes among patients in hospital. FUNDING: Penn Center for Healthcare Improvement and Patient Safety.


Subject(s)
Acute Kidney Injury/diagnosis , Electronic Health Records , Adult , Aged , Automation , Biomarkers/metabolism , Cell Phone , Creatinine/metabolism , Early Diagnosis , Female , Hospitalization/statistics & numerical data , Humans , Male , Middle Aged , Prognosis , Single-Blind Method , Young Adult
13.
Clin Trials ; 11(5): 521-9, 2014 Oct.
Article in English | MEDLINE | ID: mdl-25023200

ABSTRACT

BACKGROUND: Acute kidney injury is common in hospitalized patients, increases morbidity and mortality, and is under-recognized. To improve provider recognition, we previously developed an electronic alert system for acute kidney injury. To test the hypothesis that this electronic acute kidney injury alert could improve patient outcome, we designed a randomized controlled trial to test the effectiveness of this alert in hospitalized patients. The study design presented several methodologic, ethical, and statistical challenges. PURPOSE: To highlight the challenges faced and the solutions employed in the design and implementation of a clinical trial to determine whether the provision of an early electronic alert for acute kidney injury would improve outcomes in hospitalized patients. Challenges included how to randomize the delivery of the alert system and the ethical framework for waiving informed consent. Other methodologic challenges included the selection and statistical evaluation of our study outcome, a ranked-composite of a continuous covariate (creatinine) and two dichotomous outcomes (dialysis and death), and the use of the medical record as a source of trial data. METHODS: We have designed a randomized trial to assess the effectiveness of an electronic alert system for acute kidney injury. With broad inclusion criteria, and a waiver of informed consent, we enroll and randomize virtually every patient with acute kidney injury in our hospital. RESULTS: As of 31 March 2014, we have enrolled 2373 patients of 2400 targeted. Pre-alert data demonstrated a strong association between severity of acute kidney injury and inpatient mortality with a range of 6.4% in those with mild, stage 1 acute kidney injury, to 29% among those with stage 3 acute kidney injury (p < 0.001). We judged that informed consent would undermine the scientific validity of the study and present harms that are out of proportion to the very low risk intervention. CONCLUSION: Our study demonstrates the feasibility of designing an ethical randomized controlled trial of an early electronic alert for acute kidney injury without obtaining informed consent from individual participants. Our study outcome may serve as a model for other studies of acute kidney injury, insofar as our paradigm accounts for the effect that early death and dialysis have on assessment of acute kidney injury severity as defined by maximum achieved serum creatinine.


Subject(s)
Acute Kidney Injury/diagnosis , Creatinine/blood , Electronic Health Records , Hospitalization , Acute Kidney Injury/blood , Double-Blind Method , Electronic Data Processing , Humans , Outcome Assessment, Health Care
14.
Spine (Phila Pa 1976) ; 36(20): 1665-72, 2011 Sep 15.
Article in English | MEDLINE | ID: mdl-21494198

ABSTRACT

STUDY DESIGN: Retrospective review. OBJECTIVE: To assess long-term pulmonary function after surgical correction of adolescent idiopathic scoliosis. SUMMARY OF BACKGROUND DATA: Pulmonary function is known to decline with increasing age. Although there are published reports on 2- and 5-year pulmonary function test outcomesafter various surgical approaches for adolescent idiopathic scoliosis, 10-year pulmonary function tests of these patients is unknown. METHODS: Forty-nine patients were divided into two groups who underwent surgery for adolescent idiopathic scoliosis at a single institution. There were 46 female patients and three male patients. All group one patients (n = 38) had some form of chest wall disruption during their spinal fusion: group 1A (n = 17) underwent open anterior spinal fusion/instrumentation, group 1B (n = 9) had a combined open anteroposterior spinal fusion, and group 1C (n = 12) had a posterior spinal fusion/instrumentation with thoracoplasty. Group 2 patients (n = 11) underwent posterior spinal fusion/instrumentation with iliac crest bone graft and no chest cage disruption. We evaluated preoperative and 10-year pulmonary function test values. RESULTS: Within-group comparison revealed that group 1 experienced no change in forced vital capacity (FVC) and forced expiratory volume in 1 second (FEV(1)), but demonstrated a significant decrease in percent-predicted FVC (85% vs. 79%, P = 0.00086) and FEV(1) values (80% vs. 76%, P = 0.038). Conversely, group 2 experienced a significant increase in both FVC (3.25L vs. 3.66L, P = 0.011) and FEV(1) (2.77L vs. 3.10L, P = 0.0019), but no changes in percent-predicted values from baseline to 10 years. No changes were noted in percent-predicted values between 5 and 10 years in either group. CONCLUSION: Intraoperative chest wall violation produced detrimental pulmonary effects, as reflected by reduced percent-predicted values at 10-year follow-up. Posterior-only procedures, which spared the chest wall, showed significant improvements in FVC and FEV(1) absolute values without any change in percent-predicted values.


Subject(s)
Respiratory Insufficiency/epidemiology , Respiratory Insufficiency/surgery , Scoliosis/epidemiology , Scoliosis/surgery , Adolescent , Adult , Child , Comorbidity , Female , Follow-Up Studies , Humans , Male , Radiography , Respiratory Insufficiency/physiopathology , Retrospective Studies , Ribs/diagnostic imaging , Ribs/pathology , Ribs/surgery , Scoliosis/physiopathology , Spinal Fusion/instrumentation , Spinal Fusion/methods , Thoracic Vertebrae/diagnostic imaging , Thoracic Vertebrae/physiopathology , Thoracic Vertebrae/surgery , Time Factors , Young Adult
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