“…Third, although near all studies indicated that their training programs successfully increased participants' knowledge, attitudes, skills, intention, self-efficacy, comfort level, and/or practice behavior in genomics practice, a few studies adopted rigorous study designs and evaluation plans. In fact, only 7 of the 44 reviewed articles 6,24,34,37,39,43,45 used a quasi-experimental design or randomized controlled trial/experimental design. The majority of the studies did not collect follow-up data, utilize advanced statistical techniques to control potential confounders, or report data validity and reliability.…”