نتایج جستجو برای: nnt
تعداد نتایج: 1108 فیلتر نتایج به سال:
OBJECTIVE To examine the performances of an alternative strategy to decide initiating BP-lowering drugs called Proportional Benefit (PB). It selects candidates addressing the inequity induced by the high-risk approach since it distributes the gains proportionally to the burden of disease by genders and ages. STUDY DESIGN AND SETTING Mild hypertensives from a Realistic Virtual Population by ge...
BACKGROUND AND PURPOSE The goal of this study was to prospectively assess outcome and cost for poor-grade subarachnoid hemorrhage patients presenting to a regional neurosurgical center (Addenbrooke's Hospital, Cambridge, UK) between 1994 and 2001. Outcome measures were clinical outcome at 6 months, number needed to treat (NNT) for favorable outcomes, and cost analysis. METHODS Poor-grade pati...
BACKGROUND To analyse available evidence on the efficacy and safety of anti-TNFalpha drugs (infliximab, etanercept and adalimumab) for treating rheumatoid arthritis (RA). METHODS We searched systematically for randomised controlled clinical trials on treatment of RA with anti-TNFalpha drugs, followed by a systematic review with metaanalysis. Trials were searched from MEDLINE, EMBASE and Cochr...
OBJECTIVE To determine the efficacy and tolerability of topical pimecrolimus and tacrolimus compared with other treatments for atopic dermatitis. DESIGN Systematic review and meta-analysis. DATA SOURCES Electronic searches of the Cochrane Library, Medline, and Embase. STUDY SELECTION Randomised controlled trials of topical pimecrolimus or tacrolimus reporting efficacy outcomes or tolerabi...
در مطالعات علوم پزشکی، نیاز است شاخصهایی برای بررسی تاثیر مواجههها و مداخلهها و همچنین دقت اندازهگیریها به کار رود. هدف از این مقاله ارائه شاخصهای تاثیر و توافق در اندازهگیریها و انجام استنباط در مورد آن ها بود. مبانی و نحوه انجام محاسبات انواع معیارهای تاثیر و توافق در اندازهگیریها و استنباط در مورد آنها برای مطالعات علوم پزشکی، با در نظر گرفتن ملاحظات مربوط، ارائه گردید. برای بررسی تاثیر و تع...
BACKGROUND AND AIM Adherence to medication that maintains remission by patients with ulcerative colitis (UC) is poor but little is known regarding patients' perception of medication benefit that may enhance adherence rates. The aims were to study patients' understanding and preference on methods of conveying statistical information and to study indicated thresholds for adherence to medication f...
OBJECTIVE To consider the problem of the calculation of number needed to treat (NNT) derived from risk difference, odds ratio, and raw pooled events shown to give different results using data from a review of nursing interventions for smoking cessation. DISCUSSION A review of nursing interventions for smoking cessation from the Cochrane Library provided different values for NNT depending on h...
BACKGROUND Although the addition of bevacizumab to 1st line chemotherapy provides a significant survival benefit for advanced colorectal cancer, the magnitudes of both advantages and toxicities have not been extensively investigated. METHODS A literature-based meta-analysis was conducted; Hazard Ratios were extracted from randomized trials for primary end-points (Progression Free Survival, PF...
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