Results
In this study, 140 male smokers with pregnant wives participated and were randomly assigned to two intervention and control groups. The results of comparing the frequency distribution of demographic variables in the two groups before the intervention did not show any significant difference (p > 0.05). The demographic information of the intervention and control groups is listed in Table Frequency distribution of demographic and contextual variables of participants in two groups before the interventionThe results of paired and independent t-test comparing the mean score of knowledge, emotional dimension of attitude, perceived sensitivity, perceived intensity and behavior before and after training are reported in Table The mean score of knowledge, emotional dimension of attitude, perceived sensitivity, perceived intensity and behavior before and after trainingThe results of the paired t-test for comparing before and after the training showed that the average score of awareness (p < 0.001) in the intervention group, the average score of the emotional dimension of attitude in the intervention group (p < 0.001) and the control group (p < 0.001) and the average score of behavior (p < 0.001) in the intervention group increased significantly after the training, and according to the independent t-test, the average score of the mentioned items after the training in the intervention group was higher than the control group (p < 0.05). Regarding perceived sensitivity (p = 0.066) and perceived severity (p = 0.065), there was no significant difference between the two groups before and after the intervention (Table 