Sexual Compatibility with Spouse Questionnaire: Development and Psychometric Property Evaluation

Sexual compatibility between husband and wife is an effective factor in both sexual andmarital satisfaction. However, there is limited valid and reliable questionnaire to measure the degreeof sexual compatibility between the couples. In this exploratory mixed method study, 54 individuals were interviewed in the qualitativephase and 448 persons participated in the quantitative phase. Totally 502 participants (261 woman,241 men) took part in this study. According to 205 final codes derived from the qualitative phase,102 initial items were developed, the number of which reached 69 items after deletion and mergingperformed by the research team. After face validity, content validity and construct validity, 68 itemswere introduced into the construct validity phase. Following exploratory factor analysis and promax rotation, the items were reduced to 35 in4 factors: “Requirements of a sexual relationship”, “Sexual agreement”, “Contextual obstacles” and“Outcomes of sexual compatibility”. The questionnaire Cronbach alpha and correlation coefficient ofthe test-retest method were 0.90 and 0.91, respectively. Final Questionnaire included 35 items in 4 point-Likert scale with total score of between35-140. This valid and reliable questionnaire is brief, easily interpreted and can  measure the mainfactors affecting sexual compatibility with the spouse in clinics and research fields.