Validity and Reliability of the Knowledge, Attitudes and Practices Instrument Regarding Monkey Pox in Peru

Abstract

Objective To analyze the questionnaire of the validity and reliability of knowledge, attitudes and practices concerning Mpox. Methods This was an instrumental, cross-sectional study. The sample consisted of 178 citizens from 3 sectors of Peru, who responded to a virtual questionnaire regarding knowledge, attitudes and practices concerning Mpox. The validity and reliability process of the questionnaire was carried out using Aiken’s V, Cronbach’s Alpha, McDonald’s Omega and principal component analysis. Results After expert evaluation, the questionnaire was shown to have adequate content validity for measuring knowledge, attitudes and practices concerning Mpox, each in their respective dimensions, with Aiken’s V values above 0.90. For construct validity, exploratory factor analysis was used and the items were grouped into four dimensions for the level of knowledge, three dimensions for attitudes, and two for practices. With respect to the reliability analysis, the application of Cronbach’s α statistic and McDonald’s ω, obtained values above 0.70. Conclusion The results of the research enabled the attainment of a questionnaire that meets the adequate psychometric characteristics in order to be applied.