نتایج جستجو برای: methodological challenges
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Introduction The study of sexual behaviour lies at the heart of understanding the transmission dynamics of sexually transmitted infections (STIs). Academic investigation into sexual behaviour dates back to the 18th century and, over time, has employed a variety of approaches including the medical and psychiatric investigation of sexual disorders, anthropological investigations, and survey resea...
Laboratory studies of primate cognition face the problem that captive populations of a species are not always comparable, and generalizations to natural populations are never certain. Studies of primate cognition in the field face the problem that replications are expensive and difficult, and again different populations are not always comparable. To help remedy these problems, we recommend the ...
Statistical concerns over the design and analysis of RCTs in which patients receive therapy as a group are well documented (see for instance, Roberts C, Clin Trials. 2005;2(2):152-62). By contrast, there is little discussion in the published literature of a range of other challenges to the success of such studies. These include how to plan for and manage: scheduling of participant recruitment, ...
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