当前位置: 首页 >> 检索结果
361. Effects of dietary calcium supplementation on blood pressure. A meta-analysis of randomized controlled trials.
作者: H C Bucher.;R J Cook.;G H Guyatt.;J D Lang.;D J Cook.;R Hatala.;D L Hunt.
来源: JAMA. 1996年275卷13期1016-22页
To review the effect of supplemental calcium on blood pressure.
362. Stress ulcer prophylaxis in critically ill patients. Resolving discordant meta-analyses.
作者: D J Cook.;B K Reeve.;G H Guyatt.;D K Heyland.;L E Griffith.;L Buckingham.;M Tryba.
来源: JAMA. 1996年275卷4期308-14页
To resolve discrepancies in previous systematic overviews and provide estimates of the effect of stress ulcer prophylaxis on gastrointestinal bleeding, pneumonia, and mortality in critically ill patients.
363. Prognosis and outcomes of patients with community-acquired pneumonia. A meta-analysis.
作者: M J Fine.;M A Smith.;C A Carson.;S S Mutha.;S S Sankey.;L A Weissfeld.;W N Kapoor.
来源: JAMA. 1996年275卷2期134-41页
To systematically review the medical literature on the prognosis and outcomes of patients with community-acquired pneumonia (CAP).
364. The relationship between methodological quality and conclusions in reviews of spinal manipulation.
To study the relationship between the methodological quality and other characteristics of reviews of spinal manipulation for low back pain on the one hand and the reviewers' conclusions on the effectiveness of manipulation on the other hand.
365. The effect of sugar on behavior or cognition in children. A meta-analysis.
To examine the effects of sugar on the behavior or cognition of children by using meta-analytic techniques on reported studies.
367. A quantitative assessment of plasma homocysteine as a risk factor for vascular disease. Probable benefits of increasing folic acid intakes.
To determine the risk of elevated total homocysteine (tHcy) levels for arteriosclerotic vascular disease, estimate the reduction of tHcy by folic acid, and calculate the potential reduction of coronary artery disease (CAD) mortality by increasing folic acid intake.
368. Exercise rehabilitation programs for the treatment of claudication pain. A meta-analysis.
To identify the components of exercise rehabilitation programs that were most effective in improving claudication pain symptoms in patients with peripheral arterial disease.
369. Changing physician performance. A systematic review of the effect of continuing medical education strategies.
To review the literature relating to the effectiveness of education strategies designed to change physician performance and health care outcomes.
370. Use of methodological standards in diagnostic test research. Getting better but still not good.
To determine the frequency and temporal changes in application of seven accepted methodological standards for the evaluation of diagnostic tests.
371. Diabetes mellitus as a risk factor for pancreatic cancer. A meta-analysis.
To evaluate diabetes mellitus as a risk factor for pancreatic cancer with the consideration that diabetes may also be a consequence of pancreatic cancer.
372. Overview of randomized trials of angiotensin-converting enzyme inhibitors on mortality and morbidity in patients with heart failure. Collaborative Group on ACE Inhibitor Trials.
To evaluate the effect of angiotensin-converting enzyme (ACE) inhibitors on mortality and morbidity in patients with symptomatic congestive heart failure.
373. The effects of exercise on falls in elderly patients. A preplanned meta-analysis of the FICSIT Trials. Frailty and Injuries: Cooperative Studies of Intervention Techniques.
作者: M A Province.;E C Hadley.;M C Hornbrook.;L A Lipsitz.;J P Miller.;C D Mulrow.;M G Ory.;R W Sattin.;M E Tinetti.;S L Wolf.
来源: JAMA. 1995年273卷17期1341-7页
To determine if short-term exercise reduces falls and fall-related injuries in the elderly.
374. Antibiotics in chronic obstructive pulmonary disease exacerbations. A meta-analysis.
A meta-analysis of randomized trials was performed to estimate the effectiveness of antibiotics in treating exacerbations of chronic obstructive pulmonary disease (COPD).
375. Helicobacter pylori, gastroduodenal disease, and recurrent abdominal pain in children.
To assess the evidence for a cause-and-effect relationship between Helicobacter pylori infection and antral gastritis, peptic ulcer disease, and recurrent abdominal pain in children.
376. Empirical evidence of bias. Dimensions of methodological quality associated with estimates of treatment effects in controlled trials.
To determine if inadequate approaches to randomized controlled trial design and execution are associated with evidence of bias in estimating treatment effects.
378. Efficacy of screening mammography. A meta-analysis.
To determine the efficacy of screening mammography by age, number of mammographic views per screen, screening interval, and duration of follow-up.
379. Benefits and costs of screening and treatment for early breast cancer. Development of a basic benefit package.
To develop a basic benefit package for detection and treatment of early breast cancer by evaluating the effectiveness and costs for screening mammography, primary surgery, adjuvant therapy, and follow-up care.
380. Management of heart failure. IV. Anticoagulation for patients with heart failure due to left ventricular systolic dysfunction.
This article reviews the incidence of arterial thromboembolism in patients with heart failure who are not receiving anticoagulants. We also examine whether more severe ventricular dysfunction increases this incidence and the efficacy and risks of anticoagulation for patients in sinus rhythm.
|