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1.
J Pediatr Pharmacol Ther ; 29(1): 61-65, 2024.
Artigo em Inglês | MEDLINE | ID: mdl-38332960

RESUMO

OBJECTIVES: In 2020, a list of Key Potentially Inappropriate Drugs in Pediatrics, known as the "KIDs List," was published. The objective of this analysis was to evaluate institutional compliance with the -recommendations in this publication and identify areas for improvement. METHODS: Medications in the KIDs List were compared to the institutional formulary at a large academic medical center caring for pediatric and adult patients. Medications listed in the formulary were then -evaluated for order comments and restrictions related to their use in pediatric patients. Oral liquid products and a group of commonly used intravenous (IV) medications were reviewed for potentially inappropriate excipients through available manufacturer information. The pediatric clinical specialists were then solicited to review and make recommendations for medications that had not been addressed. RESULTS: Of the 67 medications or classes listed in the KIDs List, 47 (70.1%) of the medications are listed in our formulary and available for use. Of these 47 medications, 4 (8.5%) included warnings related to their use in pediatric patients. Of the 270 oral liquid medications reviewed, 206 (76.3%) contained at least 1 -potentially inappropriate excipient. Of the 20 commonly used IV medications, 3 (15%) contained at least 1 potentially inappropriate excipient. CONCLUSIONS: This review found that many medications listed in the KIDs List are included in our -institution's formulary and that few have warnings for pediatric patients built into the institutional electronic health record. Further review of medications in the formulary will be conducted to determine the next steps to implementing KIDs List recommendations.

2.
J Pediatr Pharmacol Ther ; 27(3): 206-213, 2022.
Artigo em Inglês | MEDLINE | ID: mdl-35350156

RESUMO

Sickle cell disease is a chronic and life-limiting disorder. Approximately 100,000 Americans are affected with sickle cell disease with most being African Americans. Newborn screening for sickle cell is available in the United States, leading to early detection and management of the disease beginning in infancy. According to the 2014 National Heart, Lung, and Blood Institute sickle cell disease guidelines, supportive care has been primary management of sickle cell disease, with hydroxyurea being the only FDA-approved, disease-modifying pharmacotherapy available and allogeneic hematopoietic stem cell transplant the only cure. Since 2017, three new disease-modifying therapies have been approved by the FDA: L-glutamine, crizanlizumab, and voxelotor. This review will discuss pertinent trials, dosing, interactions, side effects, access, cost, and their role in sickle cell management.

3.
Pediatr Blood Cancer ; 68(3): e28788, 2021 03.
Artigo em Inglês | MEDLINE | ID: mdl-33164288

RESUMO

A retrospective, single-center, observational study evaluated the difference in time to clearance of high-dose methotrexate between the fluorescence polarization immunoassay (FPIA) and ARK methotrexate assay in pediatric hematology/oncology patients. The post-ARK immunoassay group had an increase in clearance time of 33 h/cycle and 31% increase in cycles with delayed clearance. On posthoc analysis, use of an adjusted clearance threshold of <0.15 µmol/L post-ARK immunoassay, as opposed to the traditional <0.1 µmol/L threshold, would have similar incidence of delayed clearance. The ARK immunoassay demonstrated a positive bias compared to the FPIA in clinical practice, which led to an institutional policy change.


Assuntos
Antimetabólitos Antineoplásicos/sangue , Imunoensaio de Fluorescência por Polarização/métodos , Neoplasias Hematológicas/tratamento farmacológico , Imunoensaio/métodos , Metotrexato/sangue , Adolescente , Antimetabólitos Antineoplásicos/administração & dosagem , Criança , Relação Dose-Resposta a Droga , Feminino , Seguimentos , Neoplasias Hematológicas/sangue , Neoplasias Hematológicas/patologia , Humanos , Masculino , Metotrexato/administração & dosagem , Monitorização Fisiológica , Prognóstico , Estudos Retrospectivos
4.
Prev Med ; 128: 105786, 2019 11.
Artigo em Inglês | MEDLINE | ID: mdl-31356827

RESUMO

Perinatal opioid use disorder (OUD) is a life-threatening condition that significantly impacts women in rural areas. Medication assisted treatment (MAT) is the recommended treatment but can be difficult to access. Pregnant women may initially present for treatment of OUD in the emergency department, on labor and delivery units, or in an office setting, each of which presents unique challenges. Initiation of MAT in the appropriate setting, based on accurate assessment of gestational age, is a centrally important component of care for perinatal OUD. However, initiating treatment may present challenges to providers who lack experience treating this disorder. Vermont and New Hampshire are predominantly rural states which have focused on expanding MAT access for pregnant women using two different approaches to integrating treatment with maternity care.


Assuntos
Analgésicos Opioides/uso terapêutico , Buprenorfina/uso terapêutico , Metadona/uso terapêutico , Transtornos Relacionados ao Uso de Opioides/tratamento farmacológico , Assistência Perinatal/normas , Complicações na Gravidez/prevenção & controle , Gestantes , Adulto , Feminino , Humanos , New Hampshire/epidemiologia , Tratamento de Substituição de Opiáceos , Transtornos Relacionados ao Uso de Opioides/epidemiologia , Guias de Prática Clínica como Assunto , Gravidez , População Rural/estatística & dados numéricos , Vermont/epidemiologia
5.
Clin Transl Sci ; 11(2): 175-181, 2018 03.
Artigo em Inglês | MEDLINE | ID: mdl-29351371

RESUMO

Although thiopurine S-methyltransferase (TPMT) genotyping to guide thiopurine dosing is common in the pediatric cancer population, limited data exist on TPMT testing implementation in diverse, multidisciplinary settings. We established TPMT testing (genotype and enzyme) with clinical decision support, provider/patient education, and pharmacist consultations in a tertiary medical center and collected data over 3 years. During this time, 834 patients underwent 873 TPMT tests (147 (17%) genotype, 726 (83%) enzyme). TPMT tests were most commonly ordered for gastroenterology, rheumatology, dermatology, and hematology/oncology patients (661 of 834 patients (79.2%); 580 outpatient vs. 293 inpatient; P < 0.0001). Thirty-nine patients had both genotype and enzyme tests (n = 2 discordant results). We observed significant differences between TPMT test use and characteristics in a diverse, multispecialty environment vs. a pediatric cancer setting, which led to unique implementation needs. As pharmacogenetic implementations expand, disseminating lessons learned in diverse, real-world environments will be important to support routine adoption.


Assuntos
Antimetabólitos Antineoplásicos/farmacologia , Metiltransferases/genética , Neoplasias/tratamento farmacológico , Farmacogenética/métodos , Adulto , Fatores Etários , Antimetabólitos Antineoplásicos/normas , Antimetabólitos Antineoplásicos/uso terapêutico , Criança , Pré-Escolar , Sistemas de Apoio a Decisões Clínicas , Ensaios Enzimáticos/métodos , Feminino , Testes Genéticos/métodos , Genótipo , Humanos , Comunicação Interdisciplinar , Masculino , Metiltransferases/metabolismo , Pessoa de Meia-Idade , Neoplasias/genética , Educação de Pacientes como Assunto , Farmacêuticos , Fenótipo , Polimorfismo Genético , Guias de Prática Clínica como Assunto , Medicina de Precisão/métodos , Centros de Atenção Terciária
6.
Contraception ; 97(1): 76-78, 2018 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-28887052

RESUMO

OBJECTIVE: This study examined whether women with Medicaid are less likely to receive long-acting reversible contraception (LARC) in a clinic requiring two visits for insertion. STUDY DESIGN: LARC insertion and pregnancy rates were compared among women with Medicaid vs. private insurance, along with other predictors, in a retrospective chart review (N=447). RESULTS: Univariately, fewer women with Medicaid vs. private insurance received LARC (66% vs. 79%, p<.01) and more become pregnant (18% vs. 6%, p<.001). Significant multivariate predictors of not receiving LARC were being unmarried and postpartum, both of which were associated with having Medicaid. CONCLUSION: Women with Medicaid are less likely than women with private insurance to have a requested LARC device inserted when a clinic requires two visits for insertion.


Assuntos
Cobertura do Seguro , Seguro Saúde , Contracepção Reversível de Longo Prazo/estatística & dados numéricos , Medicaid , Adulto , Feminino , Humanos , Visita a Consultório Médico , Gravidez , Taxa de Gravidez , Estudos Retrospectivos , Estados Unidos , Adulto Jovem
7.
J Pediatr Pharmacol Ther ; 20(1): 17-23, 2015.
Artigo em Inglês | MEDLINE | ID: mdl-25859166

RESUMO

OBJECTIVES: The primary objective of this study was to determine the optimal daily dose of voriconazole required to achieve therapeutic trough concentrations in children 1 month to 18 years of age. The secondary objective was to analyze the association between voriconazole trough concentrations and clinical and microbiological outcomes, toxicity, and mortality. METHODS: This study was a retrospective chart review (October 2009 to August 2012) of pediatric oncology/bone marrow transplant patients with proven or probable invasive fungal infections treated with intravenous or oral voriconazole. Patients were excluded if they were older than 18 years of age, had no voriconazole concentrations drawn during the study period, or received voriconazole prior to the study period. RESULTS: Thirty-four patients were reviewed; 11 patients met all criteria for inclusion. There were 6 males and 5 females, with a median age of 8 years (range: 0.8-14.8) and a median weight of 27 kg (range: 9-74). Doses were adjusted to a median 6 mg/kg/dose (range: 3-8.7 mg/kg/dose) given every 8 (n = 5) to 12 (n = 6) hours; dose regimens varied greatly. All but 1 child achieved a voriconazole trough concentration above 1 mg/L; 7 children had a trough concentration above 2 mg/L. The median time to achieve a therapeutic trough concentration was 11 days (range: 6-37 days). Therapy failed for 4 of 11 patients, including 3 of the 4 youngest patients (p=0.022). Three of the 4 for whom therapy failed also had voriconazole trough concentrations less than 2 mg/L; this did not reach statistical significance. Voriconazole therapy was discontinued in 2 patients due to toxicity. CONCLUSIONS: This study confirmed that voriconazole pharmacokinetics vary greatly in pediatric oncology/bone marrow transplant patients. "Optimal" doses varied over nearly a 3-fold range. Younger patients may be at greater risk of poor outcomes and may require additional monitoring and dose adjustment.

8.
Prev Med ; 68: 51-7, 2014 Nov.
Artigo em Inglês | MEDLINE | ID: mdl-24704135

RESUMO

OBJECTIVE: To examine whether an efficacious voucher-based incentives intervention for decreasing smoking during pregnancy and increasing fetal growth could be improved without increasing costs. The strategy was to redistribute the usual incentives so that higher values were available early in the quit attempt. METHOD: 118 pregnant smokers in greater Burlington, Vermont (studied December, 2006-June, 2012) were randomly assigned to the revised contingent voucher (RCV) or usual contingent voucher (CV) schedule of abstinence-contingent vouchers, or to a non-contingent voucher (NCV) control condition wherein vouchers were provided independent of smoking status. Smoking status was biochemically verified; serial sonographic estimates of fetal growth were obtained at gestational weeks 30-34. RESULTS: RCV and CV conditions increased point-prevalence abstinence above NCV levels at early (RCV: 40%, CV: 46%, NCV: 13%, p=.007) and late-pregnancy (RCV: 45%; CV: 36%; NCV, 18%; p=.04) assessments, but abstinence levels did not differ between the RCV and CV conditions. The RCV intervention did not increase fetal growth above control levels while the CV condition did so (p<.05). CONCLUSION: This trial further supports the efficacy of CV for increasing antepartum abstinence and fetal growth, but other strategies (e.g., increasing overall incentive values) will be necessary to improve outcomes further.


Assuntos
Gestantes/psicologia , Abandono do Hábito de Fumar/economia , Abandono do Hábito de Fumar/métodos , Prevenção do Hábito de Fumar , Fumar/economia , Adolescente , Adulto , Análise de Variância , Peso ao Nascer , Feminino , Desenvolvimento Fetal , Humanos , Recém-Nascido , Motivação , Gravidez , Resultado da Gravidez , Fumar/epidemiologia , Inquéritos e Questionários , Resultado do Tratamento , Ultrassonografia , Vermont/epidemiologia , Adulto Jovem
9.
J Manag Care Pharm ; 18(4): 297-310, 2012 May.
Artigo em Inglês | MEDLINE | ID: mdl-22548690

RESUMO

BACKGROUND: Medication copayment reduction can be integrated with disease management programs to incentivize patient engagement in chronic care management. While disease management programs in diabetes have been evaluated across a range of settings and designs, less is known regarding the effectiveness of copayment reduction as a component of disease management. OBJECTIVE: To evaluate the short-term results of a diabetes-focused disease management program that included copayment reduction, care coordination, and patient goal setting, focusing on rates of evidence-based care processes and all-cause pharmacy and health care costs. METHODS: Blue Cross Blue Shield of Rhode Island offered large employer groups the opportunity to participate in a diabetes disease management initiative that featured reduced copayments (from $7/$25/$40 for generic, tier 2, and tier 3 drugs, respectively, to $0 for generic and $0-$2 for brand drugs) for diabetes-related medications. In return for the copayment reduction, participants agreed to the following: (a) participate in care coordination with a case manager, (b) have an annual physical examination, (c) have a hemoglobin A1c blood test at least twice annually, and (d) have a low-density lipoprotein cholesterol (LDL-C) test at least once annually. Patients received personalized support provided by a registered nurse and dietician, disease-related education provided by nurses, and intensified case management services, including working with a health coach to establish healthy behavioral change goals. All study subjects were aged 18 years or older and had at least 1 ICD-9-CM code for diabetes and at least 1 claim for an antidiabetic drug during a 12-month measurement period, which was each subject's most recent 12-month period of continuous enrollment from January 1, 2008, through May 31, 2010. Administrative claims data were used to determine the percentage of intervention (participating) and nonintervention (nonparticipating) subjects from among all of the plan's employer groups who received at least once-yearly monitoring of A1c, high-density lipoprotein cholesterol (HDL-C), and LDL-C; medical attention (or drug therapy) for nephropathy; and an eye examination. We conducted multivariate logistic regression analyses to assess the effect of the intervention and other patient characteristics and comorbidities on rates of performance of these care processes, aggregating the 5 processes of care into an "all or none" single composite outcome. We also developed a propensity score-weighted model to attempt to adjust for differences between the intervention and nonintervention groups resulting from the nonrandomized study design. Additionally, we quantified average plan payments to providers less patient copayments (i.e., net plan cost) per patient per year (PPPY) for the 12-month follow-up period and compared these costs for the intervention versus nonintervention groups. RESULTS: The study sample consisted of 9,698 patients with diabetes; 649 (6.7%) of whom participated in the intervention. 9,049 (93.3%) patients were identified by the insurer as patients with diabetes receiving usual care. Patients in the intervention and nonintervention groups were similarly likely to have all 5 recommended processes of care performed (40.1% vs. 38.9%, respectively, P = 0.543). Younger patients received all 5 recommended care processes less frequently than older patients (30.5%, 38.0%, and 47.0% for ages 18-48 years, 49-59 years, and 60 years or older, respectively, P < 0.001); in adjusted analyses, patients aged 60 years or older were approximately twice as likely to receive all 5 care processes compared with patients aged 18-48 years (odds ratio [OR] = 1.97, 95% CI = 1.75-2.21). Users of oral antidiabetic monotherapy were least likely to have these processes of care performed compared with users of multiple oral therapies (OR = 1.23, 95% CI = 1.11-1.36) and insulin (OR = 1.59, 95% CI = 1.41-1.78). PPPY prescription drug costs incurred by the plan were greater for intervention than comparison patients (means [SDs] of $3,139 [$3,426] vs. $2,854 [$3,938], respectively, P < 0.001); and the generic-dispensing ratio was slightly lower (means [SDs] of 62.1% [22.4%] and 65.4% [23.0%], respectively, P < 0.001). There were no significant differences between the intervention and comparison groups in mean [SD] PPPY all-cause medical care costs ($7,475 [$17,601] vs. $8,577 [$22,972], respectively, P = 0.213) or total all-cause costs ($10,613 [$18,590] vs. $11,431 [$24,060], P = 0.666). CONCLUSIONS: Patients participating in this incentive program featuring diabetes medication copayment reduction and disease management components did not receive recommended care any more or less frequently than other enrolled members with diabetes. Younger patients and those utilizing oral antidiabetic monotherapy as their drug regimens were less likely to have the recommended processes of care performed. While prescription drug expenditures incurred by the plan were greater for intervention patients, between-group differences in total costs for medications and all-cause medical care were not statistically significant. Further follow-up is required to determine the success of this program over the longer term in promoting quality of care and achieving cost reductions and improved health outcomes.


Assuntos
Dedutíveis e Cosseguros/estatística & dados numéricos , Diabetes Mellitus/terapia , Gerenciamento Clínico , Hipoglicemiantes/economia , Hipoglicemiantes/uso terapêutico , Adolescente , Adulto , Fatores Etários , Diabetes Mellitus/tratamento farmacológico , Honorários Farmacêuticos/estatística & dados numéricos , Feminino , Hemoglobinas Glicadas/análise , Custos de Cuidados de Saúde/estatística & dados numéricos , Acessibilidade aos Serviços de Saúde , Humanos , Lipídeos/sangue , Masculino , Pessoa de Meia-Idade , Avaliação de Programas e Projetos de Saúde , Rhode Island , Fatores Sexuais , Adulto Jovem
10.
Prev Med ; 55 Suppl: S33-40, 2012 Nov.
Artigo em Inglês | MEDLINE | ID: mdl-22227223

RESUMO

OBJECTIVE: Smoking during pregnancy is the leading preventable cause of poor pregnancy outcomes in the U.S., causing serious immediate and longer-term adverse effects for mothers and offspring. In this report we provide a narrative review of research on the use of financial incentives to promote abstinence from cigarette smoking during pregnancy, an intervention wherein women earn vouchers exchangeable for retail items contingent on biochemically-verified abstinence from recent smoking. METHODS: Published reports based on controlled trials are reviewed. All of the reviewed research was conducted by one of two research groups who have investigated this treatment approach. RESULTS: Results from six controlled trials with economically disadvantaged pregnant smokers support the efficacy of financial incentives for increasing smoking abstinence rates antepartum and early postpartum. Results from three trials provide evidence that the intervention improves sonographically estimated fetal growth, mean birth weight, percent of low-birth-weight deliveries, and breastfeeding duration. CONCLUSIONS: The systematic use of financial incentives has promise as an efficacious intervention for promoting smoking cessation among economically disadvantaged pregnant and recently postpartum women and improving birth outcomes. Additional trials in larger and more diverse samples are warranted to further evaluate the merits of this treatment approach.


Assuntos
Promoção da Saúde/economia , Motivação , Período Pós-Parto , Complicações na Gravidez/economia , Recompensa , Abandono do Hábito de Fumar/economia , Feminino , Apoio Financeiro , Promoção da Saúde/métodos , Humanos , Pobreza , Gravidez , Estados Unidos
11.
Stroke ; 42(6): 1697-701, 2011 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-21546471

RESUMO

BACKGROUND AND PURPOSE: Few patients arrive early enough at hospitals to be eligible for emergent stroke treatment. There may be barriers specific to underserved, urban populations that need to be identified before effective educational interventions to reduce delay times can be developed. METHODS: A survey of respondents' likely action in a hypothetical stroke situation was given to 253 community volunteers in the catchment areas of a large urban community hospital. Concurrently, 100 structured interviews were conducted in the same hospital with patients with acute stroke or a proxy. RESULTS: In this predominantly urban, black population, if faced with a hypothetical stroke, 89% of community volunteers surveyed said they would call 911 first, and few felt any of the suggested potential barriers applied to them. However, only 12% of patients with stroke interviewed actually called 911 first (OR, 63.9; 95% CI, 29.5 to 138.2). Instead, 75% called a relative/friend. Eighty-nine percent of patients with stroke reported significant delay in seeking medical attention, and almost half said the reason for the delay was thinking the symptoms were not serious and/or they would self-resolve. For those arriving by ambulance, only 25% did so because they thought it would be faster, whereas 35% cited having no other transportation options. CONCLUSIONS: In this predominantly black urban population, although 89% of community volunteers report the intent of calling 911 during a stroke, only 12% of actual patients with stroke did so. Further research is needed to determine and conquer the barriers between behavioral intent and actual behavior to call 911 for witnessed stroke.


Assuntos
Serviços Médicos de Emergência/estatística & dados numéricos , Acidente Vascular Cerebral/terapia , Fatores de Tempo , População Urbana , População Negra , Coleta de Dados , Feminino , Hospitais Urbanos , Humanos , Masculino , Aceitação pelo Paciente de Cuidados de Saúde/psicologia , Aceitação pelo Paciente de Cuidados de Saúde/estatística & dados numéricos
12.
Drug Alcohol Depend ; 114(1): 73-6, 2011 Mar 01.
Artigo em Inglês | MEDLINE | ID: mdl-20870365

RESUMO

Excessive maternal weight gain during pregnancy can result in serious adverse maternal and neonatal health consequences making it an important outcome to monitor in developing smoking-cessation interventions for pregnant women. Maternal weight gain was investigated in the present study with 154 pregnant participants in controlled trials investigating the efficacy of contingency management (CM) for smoking cessation. Women were assigned to either an abstinence-contingent condition wherein they earned vouchers exchangeable for retail items by abstaining from smoking or to a control condition where they received comparable vouchers independent of smoking status. Mean percent of negative smoking-status tests throughout antepartum was greater in the incentive than control condition (45.2±4.6 vs. 15.5±2.4, p<.001) as was late-pregnancy point-prevalence abstinence (36% vs. 8%, p<.001) but maternal weight gain did not differ significantly between treatment conditions (15.0±0.8kg vs. 15.0±0.9 kg, p=.97). In a comparison of women classified by smoking status rather than treatment condition, a greater percent of negative smoking-status tests predicted significantly more weight gain (0.34 kg per 10% increase in negative tests), an effect that appeared to be attributable to women with greater abstinence having larger infants. This study shows no evidence of excessive maternal weight gain among pregnant women receiving a CM intervention for smoking cessation.


Assuntos
Gestantes , Abandono do Hábito de Fumar/métodos , Fumar/fisiopatologia , Fumar/terapia , Aumento de Peso/fisiologia , Adulto , Feminino , Humanos , Recém-Nascido , Projetos Piloto , Gravidez , Gestantes/psicologia , Resultado do Tratamento , Adulto Jovem
13.
Addiction ; 105(11): 2023-30, 2010 Nov.
Artigo em Inglês | MEDLINE | ID: mdl-20840188

RESUMO

AIMS: This study examined whether smoking cessation using voucher-based contingency management (CM) improves birth outcomes. DESIGN: Data were combined from three controlled trials. SETTING: Each of the trials was conducted in the same research clinic devoted to smoking and pregnancy. PARTICIPANTS: Participants (n=166) were pregnant women who participated in trials examining the efficacy of voucher-based CM for smoking cessation. Women were assigned to either a contingent condition, wherein they earned vouchers exchangeable for retail items by abstaining from smoking, or to a non-contingent condition where they received vouchers independent of smoking status. MEASUREMENT: Birth outcomes were determined by review of hospital delivery records. FINDINGS: Antepartum abstinence was greater in the contingent than non-contingent condition, with late-pregnancy abstinence being 34.1% versus 7.4% (P<0.001). Mean birth weight of infants born to mothers treated in the contingent condition was greater than infants born to mothers treated in the non-contingent condition (3295.6 ± 63.8 g versus 3093.6 ± 67.0 g, P = 0.03) and the percentage of low birth weight (<2500 g) deliveries was less (5.9% versus 18.5%, P = 0.02). No significant treatment effects were observed across three other outcomes investigated, although each was in the direction of improved outcomes in the contingent versus the non-contingent condition: mean gestational age (39.1 ± 0.2 weeks versus 38.5 ± 0.3 weeks, P = 0.06), percentage of preterm deliveries (5.9 versus 13.6, P = 0.09), and percentage of admissions to the neonatal intensive care unit (4.7% versus 13.8%, P = 0.06). CONCLUSIONS: These results provide evidence that smoking-cessation treatment with voucher-based CM may improve important birth outcomes.


Assuntos
Peso ao Nascer , Abandono do Hábito de Fumar/métodos , Fumar/terapia , Reforço por Recompensa , Adolescente , Criança , Feminino , Idade Gestacional , Humanos , Recém-Nascido de Baixo Peso , Recém-Nascido , Unidades de Terapia Intensiva Neonatal , Modelos Lineares , Admissão do Paciente/estatística & dados numéricos , Projetos Piloto , Gravidez , Nascimento Prematuro/epidemiologia , Fumar/efeitos adversos , Resultado do Tratamento , Adulto Jovem
14.
Nicotine Tob Res ; 12(5): 483-8, 2010 May.
Artigo em Inglês | MEDLINE | ID: mdl-20339141

RESUMO

INTRODUCTION: The purpose of this study was to use data from controlled trials to examine whether smoking cessation increases breastfeeding duration. Correlational studies have confirmed associations between smoking status and breastfeeding duration, but whether smoking cessation increases breastfeeding duration has not been established. METHODS: Participants (N = 158) were smokers at the start of prenatal care who participated in controlled trials on smoking cessation. Women were assigned to either an incentive-based intervention wherein they earned vouchers exchangeable for retail items by abstaining from smoking or a control condition where they received comparable vouchers independent of smoking status. Treatments were provided antepartum through 12-week postpartum. Maternal reports of breastfeeding collected at 2-, 4-, 8-, 12-, and 24-week postpartum were compared between treatment conditions. Whether women were exclusively breastfeeding was not investigated. RESULTS: The incentive-based treatment significantly increased breastfeeding duration compared with rates observed among women receiving the control treatment, with significant differences between treatment conditions observed at 8-week (41% vs. 26%; odds ratio [OR] = 2.7, 95% CI = 1.3-5.6, p = .01) and 12-week (35% vs. 17%; OR = 3.4, 95% CI = 1.5-7.6, p = .002) postpartum. No significant treatment effects on breastfeeding were observed at other assessments. Changes in smoking status mediated the effects of treatment condition on breastfeeding duration. CONCLUSIONS: These results provide evidence from controlled studies that smoking cessation increases breastfeeding duration, which, to our knowledge, has not been previously reported.


Assuntos
Aleitamento Materno , Comportamento Materno/psicologia , Abandono do Hábito de Fumar , Adulto , Feminino , Humanos , Motivação , Período Pós-Parto , Gravidez , Prevenção do Hábito de Fumar , Fatores de Tempo , Adulto Jovem
15.
Artigo em Inglês | MEDLINE | ID: mdl-16702063

RESUMO

Of the 80,000 hectares of Bord na Móna owned peatland coming out of industrial production in Ireland approximately the next 25 years, over 20,000 hectares has been designated for shallow lake creation. Four experimental lakes created by flooding areas of redundant cutaway peatland in Co. Offaly were monitored over a 3-year period in order to obtain baseline information on their water quality and trophic status. Results indicate that water chemistry in the constructed lakes was predominantly influenced by the depth and type of the residual peat layers at the sites, the degree of exposure of underlying inorganic subsoils and the type of hydrological regime. Nutrient status was strongly governed by catchment land-uses. Lack of recolonising vegetation at recently abandoned cutaway peatland sites made some new lakes particularly vulnerable to nutrient runoff and algal bloom development. Biologically, the embryonic lakes were characterised by rudimentary food chains, in which higher trophic levels were absent and where the microbiota played an elevated role.


Assuntos
Ecossistema , Eutrofização , Cadeia Alimentar , Água Doce , Solo , Bactérias/crescimento & desenvolvimento , Biodiversidade , Desastres , Monitoramento Ambiental , Eucariotos/crescimento & desenvolvimento , Irlanda , Nitrogênio/metabolismo , Fósforo/metabolismo , Desenvolvimento Vegetal , Dinâmica Populacional , Microbiologia do Solo , Microbiologia da Água
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