Examining the Effectiveness of a Marital Satisfaction Intervention Protocol on Marital Intimacy (Case Study: Married Female Master's Students of Islamic Azad University, Central Tehran Branch, Tehran city)

This research aimed to investigate the effectiveness of marital satisfaction intervention protocol (constructed by the researcher) on marital intimacy.

Research Method:

 The research method was a clinical trial study and a pre-test and post-test design with a control group was used. The statistical population of the research consisted of married female students of Islamic Azad University, Central Tehran Branch, who had been married for at least 5 years. The research sample was selected based on Cohen's sample size estimation table and simple random sampling method (15 people in each group). The research tool was the Marital Intimacy Questionnaire of Vandon Brouck and Bertommen. The method of statistical analysis of the data was the univariate covariance test and the t-test of two independent samples.

The findings indicated that the moderated average of "Intimacy" and "Interest" indices in the post-test was (19.480) and (13.443) in the test group and respectively (14.454) and (7.157) in the control group. Therefore, it can be said that the average index of "intimacy" and "interest" of the post-test in the test group was significantly higher than the average in the control group, and the effectiveness of the intervention protocol was confirmed on these indicators. Regarding the indices of "Couple Agreement", "Honestness" and "Adherence to Commitments", the assumption of homogeneity of the regression slope was not established, so the pre-test scores were subtracted from the post-test scores and the average difference was calculated in the groups using the t-test of two independent samples was compared. between the differences in the indexes of "couple agreement", "honesty" and "adherence to obligations" and the total score of "marital intimacy" of the couples in the test group respectively (4.600), (6.267), (4.733) , (30.267) and the control group (0.133), (0.200), (0.133), (0.400) there was a significant difference and the average difference of agreement between couples in the test group was significantly greater than the average it was in the control group, so the effectiveness of the intervention protocol on these indicators and the total score of marital intimacy was confirmed.

The results of this research can be used in national family policies and family welfare programs in student counseling centers.