Table 1. Comparison of the demographic characteristics of mothers in the intervention and control groups .
| Variable | Intervention group | Control group | |||
| Frequency | Percent | Frequency | Percent | ||
| Age of mothers (years) | 18-22 | 8 | 24.2 | 52.75 | 0.671 |
| 23-27 | 14 | 42.4 |
49.28 |
||
| 28-34 | 11 | 33.3 |
50 |
||
| Number of pregnancy | 1 | 10 | 30.3 |
53.8 |
0.256 |
| 2 | 16 | 48.5 |
49.75 |
||
| 3 and more | 7 | 21.2 |
46.85 |
||
| Number of delivery | 0 | 10 | 30.3 |
55.02 |
0.033 |
| 1 and more | 23 | 69.7 |
55.81 |
||
| Number of live child | 0 | 11 | 33.3 |
52.75 |
0.008 |
| 1 and more | 22 | 66.7 |
55.81 |
||
| Mother's education level | Below the diploma | 15 | 45.5 |
46.88 |
0.009 |
| Diploma and above | 18 | 54.5 |
54.53 |
||
| Asked the child sex | No | 27 | 81.8 |
44.83 |
0.924 |
| Yes | 6 | 18.2 |
51.59 |
||
| Economic status | Favorable | 8 | 24.2 |
54 |
0.331 |
| Somewhat favorable | 18 | 54.5 |
50.05 |
||
| No favorable | 7 | 21.2 |
47.5 |
||
| Occupation of mother | Employed | 10 | 30.3 |
48.9 |
0.539 |
| Housewife | 23 | 69.7 |
51 |
||
| Housing | Tenant | 8 | 24.2 | 13 | 39.4 |
| Owner | 18 | 54.5 | 15 | 45.5 | |
| Live with family | 7 | 21.2 | 5 | 15.2 | |