系统评价方法 与评价原则
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Transcript of 系统评价方法 与评价原则
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2007 11 22
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Archie Cochrane 19091988systematic reviewSR1979 (Archie Cochrane).
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Systematic review
Meta-
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(SR)Meta- (RCT) (CCT)
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JADAD
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A BMeta C D
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1980RCTs
N OR CIA 1972 1070 0.560.39-0.80B 1977 130 0.340.12-0.94C 1978 126 0.330.13-0.87D 1979 127 0.600.23-1.25E 1979 146 0.280.13-0.63
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MEDLINE Liggins GC, Howie RN. . Pediatrics, 1972;50:515-525
Block MF, Kling OR, Crosby WM.. Obstet Gynecol, 1977;50:186-90.
Robertson NR. . British Medical Journal, 1982;284:917-918
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1982 BMJ3032
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Crowley P, Chalmers I, Keirse MJNC. The effects of corticosteroid administration before preterm delivery: an overview of the evidence from controlled trials. British Journal of Obstetrics and Gynaecology 1990;97:11-25.
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1250%0.49 95% CI 0.41-0.60 0.5395% 0.44 0.63
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David Sackett,2000
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Cochrane19952000
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