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1.
Am J Perinatol ; 2024 Jan 30.
Artigo em Inglês | MEDLINE | ID: mdl-38290553

RESUMO

Our findings suggest that treating antepartum anemia with currently available iron therapies would result in significant cost-savings and reductions in adverse outcomes associated with anemia in this context. Ferric carboxymaltose likely confers the greatest overall benefit among competing options. This conclusion is robust to uncertainty, even when the cost these therapies is significantly higher than is demonstrated in the literature.

2.
J Thromb Thrombolysis ; 56(1): 128-136, 2023 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-37133702

RESUMO

Postpartum hemorrhage is a significant contributor to maternal mortality worldwide and in the United States. Tranexamic acid (TXA) has been shown to reduce PPH complications although it is not routinely recommended for use as prophylaxis to date. To estimate the cost-effectiveness of alternative risk-dictated strategies utilizing prophylactic tranexamic acid for the prevention of postpartum hemorrhage. We constructed a microsimulation-based Markov decision-analytic model estimating the cost-effectiveness of three alternative risk-dictated strategies for tranexamic acid prophylaxis versus the no prophylaxis in a cohort of 3.8 million pregnant women delivering in the United States. Each strategy differentially modified risk-specific hemorrhage probabilities by preliminary estimates of tranexamic acid's prophylactic efficacy. Outcome measures included incremental costs, quality-adjusted life-years, and outcomes averted. Costs and benefits were considered from the healthcare system and societal perspectives over a lifetime time horizon. All intervention strategies were dominant versus no prophylaxis, implying that they were simultaneously more effective and cost-saving. Prophylaxing delivering women irrespective of hemorrhage risk produced the most favorable results overall, with estimated cost savings greater than $690 million and up to 149,505 PPH cases, 2,933 hysterectomies, and 70 maternal deaths averted, per annual cohort. Threshold analysis suggested that tranexamic acid is likely to be cost-saving for health systems at costs below $190 per gram. Our findings suggest that routine prophylaxis with tranexamic acid would likely result in substantial cost-savings and reductions in adverse maternal outcomes in this context. This study is a cost-effectiveness analysis demonstrating cost-savings and reduction in adverse maternal outcomes with routine tranexamic acid as prophylaxis for post-partum hemorrhage.


Assuntos
Antifibrinolíticos , Hemorragia Pós-Parto , Ácido Tranexâmico , Feminino , Gravidez , Humanos , Estados Unidos/epidemiologia , Hemorragia Pós-Parto/prevenção & controle , Ácido Tranexâmico/uso terapêutico , Análise de Custo-Efetividade , Antifibrinolíticos/uso terapêutico , Probabilidade , Análise Custo-Benefício
3.
Am J Geriatr Psychiatry ; 28(5): 507-517, 2020 05.
Artigo em Inglês | MEDLINE | ID: mdl-31806426

RESUMO

OBJECTIVE: To investigate associations between statin use and cognitive change, as well as diagnostic conversion, in individuals with cognitively normal (CN) status, mild cognitive impairment (MCI), and dementia due to Alzheimer disease (AD-dementia). METHODS: A multicenter cohort study with 1629 adults 48 to 91 years old with CN status, early MCI (EMCI), late MCI (LMCI), or AD-dementia at baseline followed prospectively for 24 months. Statin use was assessed at baseline, and cognition was measured over time with a composite memory score, a composite executive function score, and a global cognition score (Alzheimer's Disease Assessment Scale). Conversion to a more impaired diagnostic category was determined by clinician assessment. Repeated measures linear mixed-effects models were used to evaluate associations between statin use and change in cognition over time. Cox proportional hazards models were used to evaluate associations between statin use and time to diagnostic conversion. All models were stratified by baseline diagnostic group. RESULTS: Statin use was not associated with change in cognitive measures for CN, LMCI, or AD-dementia participants. Among EMCI participants, statin use was associated with a significantly slower rate of decline on the memory composite, but no other cognitive measure. Statin use was not associated with time to conversion for any diagnostic group. CONCLUSIONS: This study did not support an association between statin use and diagnostic conversion but suggested a possible association between statin use and cognitive change in EMCI. Additional randomized clinical trials of statins may be warranted in the prodromal EMCI stage of AD.


Assuntos
Doença de Alzheimer/tratamento farmacológico , Cognição , Disfunção Cognitiva/tratamento farmacológico , Função Executiva , Inibidores de Hidroximetilglutaril-CoA Redutases/uso terapêutico , Memória/efeitos dos fármacos , Idoso , Idoso de 80 Anos ou mais , Doença de Alzheimer/epidemiologia , Disfunção Cognitiva/epidemiologia , Estudos de Coortes , Progressão da Doença , Feminino , Humanos , Modelos Lineares , Masculino , Pessoa de Meia-Idade , Estados Unidos/epidemiologia
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