Journal of clinical epidemiology
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We sought to evaluate the trends in the methodological quality of randomized controlled trials in various medical fields. ⋯ Certain aspects of methodological quality have improved significantly over time, but others remain stagnant. Further efforts to improve study design, conduct, and reporting of randomized controlled trials are warranted.
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We sought to evaluate the trends in the methodological quality of randomized controlled trials in various medical fields. ⋯ Certain aspects of methodological quality have improved significantly over time, but others remain stagnant. Further efforts to improve study design, conduct, and reporting of randomized controlled trials are warranted.