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大多数结局的现有相关证据被评估为质量较低。 我们没有从RCTs中发现任何明确的证据表明，与标准的口服抗生素和局部治疗相比，异维甲酸能改善痤疮的严重程度，但它可能会轻微改善经医生评估的痤疮的严重程度。在异维甲酸组中只报告了一例严重不良反应 ...

显然，从我们纳入的有限的随机对照研究来看，这些随机对照研究都有十多年的历史，灭活疫苗似乎可以减少慢性阻塞性肺病患者的病情恶化。效应的大小与大型观察性研究相似，并且是由于接种疫苗后三周或更长时间内由于流感引起的病情恶化减少。接种疫苗 ...

Overall, our conclusion from this latest review update remains that there is high-certainty evidence that incentives improve smoking cessation rates at long-term follow-up in mixed population studies.

Stopping blood thinners before or during surgery for a CIED may result in little to no difference in undesirable outcomes such as blood clots or bleeding events when compared to taking them ...

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关于胞浆期植入与分裂期植入对比，本研究得到关于活产率的低质量证据以及临床妊娠率的中等级证据表明前者更佳。新鲜与冷冻囊胚在不同时期植入在累积妊娠率方面无证据显示差异，但现有证据质量极低。因此虽然胞浆期植入具有优效证据，关于植入时点对 ...

Mike: Hello, I’m Mike Clarke podcast editor for the Cochrane Library. Cochrane Pregnancy and Childbirth has produced many reviews of interventions relevant to the organization and delivery of ...

Evaluar la eficacia y la seguridad de los flebotónicos administrados por vía oral o tópica para el tratamiento de los signos y síntomas de la IVC de las extremidades inferiores. Métodos de búsqueda: ...

La búsqueda más reciente se hizo en enero 2015. Se hicieron búsquedas en el registro especializado del Grupo Cochrane de Lesiones (Cochrane Injuries Group), The Cochrane Library, Ovid MEDLINE(R), Ovid ...

• When multicomponent interventions are used, the sale of antimicrobial drugs without a prescription may not be reduced, but we are very uncertain about the results. • Better-quality studies are ...