TABLE 1.
Demographic information.
| Variables | Types | Number | Percent (%) |
| Gender of children | Male | 1,325 | 50.06 |
| Female | 1,322 | 49.94 | |
| Gender of parent | Male | 399 | 15.07 |
| Female | 2,248 | 84.93 | |
| Children’s educational level | Primary school | 959 | 36.23 |
| Junior high school | 1,688 | 63.77 |