نتایج جستجو برای: compatative nnt

تعداد نتایج: 1116  

Journal: :Archives of neurology 2004
Jeffrey L Saver

BACKGROUND Number needed to treat (NNT) is a useful measure of a treatment's clinical benefit or harm. However, NNT estimates for treatments for neurologic conditions have previously been generated only for dichotomized functional outcomes, which may underestimate clinically relevant treatment effects. OBJECTIVES To develop a method for estimating NNTs for nonbinary outcomes from parallel des...

2007
Jeffrey L. Saver

Background and Purpose—The SAINT I trial demonstrated that the neuroprotective agent NXY-059 improves the distribution of acute stroke patient outcomes on the modified Rankin Scale (mRS) of global disability. Standard dichotomized number-needed-to-treat (NNT) analyses for the magnitude of treatment benefit range widely, from 22.7 to infinity, and each capture only a portion of the observed bene...

Journal: :Critical Care 2009
Samir Jaber Boris Jung Gérald Chanques Francis Bonnet Emmanuel Marret

INTRODUCTION The efficacy of steroid administration before planned tracheal extubation in critical care patients remains controversial with respect to the selection of patients most likely to benefit from this treatment. METHODS We performed an extensive literature search for adult trials testing steroids versus placebo to prevent reintubation or laryngeal dyspnoea. Studies were evaluated on ...

2009
Gian Galeazzo Riario-Sforza Cristoforo Incorvaia Fulvia Paterniti Laura Pessina Roberta Caligiuri Chiara Pravettoni Fabiano Di Marco Stefano Centanni

BACKGROUND Pulmonary rehabilitation (PR) is recognized as an evidence-based treatment in improving dyspnea and quality of life in patients with COPD. We evaluated the number needed to treat (NNT) to achieve an increase in physical capacity, as defined by a significant improvement in the six-minute walk test (6MWT) in patients with COPD undergoing PR. METHODS The study enrolled 284 patients ag...

Journal: :JAMA 2002
Jim Nuovo Joy Melnikow Denise Chang

CONTEXT Ongoing efforts to improve the quality of reporting for randomized controlled trials (RCTs) include the Consolidated Standards of Reporting Trials (CONSORT) statement. We examined the frequency of explicit reporting of the number needed to treat (NNT) and the absolute risk reduction (ARR) in RCTs. METHODS Five frequently cited journals were investigated: Annals of Internal Medicine, B...

Journal: :Family medicine 2007
William H Replogle William D Johnson

When comparing two groups, one receiving an experimental intervention and the other a placebo or nothing, researchers often wish to assess the disparity in risk of experiencing an event of interest, such as onset of disease. Relative risk, relative risk reduction, and odds ratio are often used to measure the association between potential benefit or harm and the intervention. However, these summ...

A. Khajehdehi GR. Rezaian P. Khajehdehi Sh. Beheshti,

Background: The predisposing and prognostic factors for neonatal tetanus (NNT) have not been adequately studied in southernIran. Objective: The present study was undertaken in Fars Province to further clarify the status of neonatal tetanus in this region. Methods: The mortality rate was correlated with demographic and clinical findings in 112 cases of neonatal tetanus.  In addition, the height ...

2000
Michelle M. Garrison

Objective: To conduct a systematic review of rigorously evaluated treatments for infant colic. Methods. Online bibliographic databases were searched for the term “colic” in articles classified as clinical trials or randomized controlled trials and conducted in infants. Reference lists from review articles, meta-analyses, and the selected articles were also reviewed for potential studies. The ab...

Journal: :International journal of management, technology, and social science 2022

Purpose: Breast Cancer (BC) is considered as one of the most dangerous diseases, especially in women. The survivability patient a challenging task if breast cancer severe stage. It very much essential for early classification ultrasound images (BUIs) into several categories such benign (BN), malignant (MG) and normal (NL), etc. so that preventive measures can be taken accordingly at earliest. A...

Journal: :European Heart Journal 2022

Abstract Background and purpose Absolute treatment effects of novel oral antidiabetic drugs for cardiovascular outcomes have thus far not been comprehensively evaluated. We aimed to perform a meta-analysis digitalized individual patient data. Methods results Individual from Cardiovascular Outcome Trials (CVOTs) evaluating dipeptidyl peptidase-4 (DPP-4) inhibitors, glucagon-like peptide-1 (GLP-1...

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