Actor and Partner Effects of Self-Efficacy and Social Support on the Colorectal Cancer Screening Behavior of Husbands and Wives: Based on the Actor-Partner Interdependence Model

Background/Objectives: As the healthcare behavior of husbands and wives has effects on their spouse, it would be necessary to examine the dynamic relationship of husband and wife. This study aims to verify the actor and partner effects of self-efficacy and social support of husbands and wives on their colorectal cancer(CRC) screening behavior.

Method/Statistical Analysis:This study surveyed total 249 pairs of husband and wife. The SPSS 24.0 and AMOS 24.0 were used for the data analysis.

Findings: The self-efficacy of husbands and wives showed the actor effects on the CRC screening behavior while the self-efficacy of wives showed the partner effects on the CRC screening behavior of their husbands. The social support of husbands and wives had the actor and partner effects on the CRC screening behavior.

Improvements/Applications:In order to increase the CRC screening rate, it would be necessary to encourage the husbands and wives to participate in the self-efficacy enhancement programs, to understand the level of family support and problems and also to strengthen the family support. The model verified based on the APIM in this study provided the empirical model that could show the dynamic relationship of husband and wife in relation to the CRC screening behavior in the multilateral divisions, which could be used as the theoretical basis.