Spaud 505 - Clinical Research Methods Part 2 Exam Questions (131 Terms) With Verified Definitions Updated 2024

choosing sample size {Ans: -represented by n -determines probability distribution to be used the power of the test -smaller sample size ->greater risk of type II error -do a priori analysis first to know minimum needed -}longitudinal studies {Ans: A research method that studies the same participants multiple times over a period of time -observe same subjects over a period of time -length of study is quite long, which can be a concern and we need to minimize threats to internal validity -must plan carefully (for history, attrition, cost, manpower) -advantage: not worried about equivalence bc they act as their own control - more consistent data (own controls again) -with certain diagnoses, there's spontaneous recovery and/or degeneration, so we need to know how it progresses so we can know what to do}relationship of results to previous lit (in discussion) {Ans: -should relate results to findings of previous research (need citations, use articles from ROL) -know that any 1 study cannot cover sufficient territory to answer all relevant questions regarding a topic -be aware of completeness and accuracy of references to previous literature (read the whole thing!!) -needs to be objective and balanced account of agreement/disagreements of results