Methods
This randomized clinical trial was performed on pregnant women referring to healthcare centers for routine care from September to November 2021 in Kermanshah, Iran. One hundred pregnant women were randomly divided in to intervention and control groups. Four 45–90 min online training sessions were held weekly for the husbands of the intervention group. The primiparous women completed the Postpartum Partner Support Scale, Perceived Stress Scale, and Postpartum Parental Expectations Survey before (third day after delivery, immediately and one month after completing the intervention. Data were analyzed using Fisher's exact test, Chi-square test, independent t-test, and repeated measures analysis of variance in SPSS version 24, and 