3APA Citation:Yazdannik, A., Atashi, V., Yousefi, H., Mahjobipoor, H., & Bekhradi, R. (2018). Effect of oral care program on prevention ofventilator-associated pneumonia in intensive care unit patients: A randomized controlled trial. Iranian Journal of Nursing andMidwifery Research, 23(6), 486. doi:10.4103/ijnmr.ijnmr_164_17Variable and key conceptsList the important points of the article, variables, framework, and concepts mentioned.What was the research question? Was it clearly stated?SamplingWho were the participants?How many? What it enough?How were participants gathered (sampling plan).Did any drop out? Why?Design and MethodHow was the research designed?What it appropriate to answer the question?What data was collected?Was the data sufficient?What instrument was used? Survey? Interview? Questionnaire?Was the instrument valid?ResultsWhat were the results?