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Keywords: Randomized control trial
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Journal Articles
Gynecol Obstet Invest (2001) 51 (1): 8–11.
Published Online: 08 January 2001
... was assessed including how heavily randomized controlled trials were represented versus other study designs. Results: 1,517 articles were reviewed. The average percentage of clinical research articles was 90.4. The percentage of animal studies were 10.7 (AJOG), 1.1 (O&G), 1.1 (GO) and 4.2 (F&S) (χ 2 p...