Table 2 Distribution of demographic variables of participants.
Variable | Number of people (n) | Percentage (%) |
---|---|---|
Sex | ||
 Male | 1088 | 53.15 |
 Female | 959 | 46.85 |
Period of study | ||
 Senior high school | 788 | 38.50 |
 Junior high school | 1259 | 61.50 |
The only child | ||
 Yes | 728 | 35.56 |
 No | 1319 | 64.44 |
Ethnic minorities | ||
 Yes | 133 | 6.49 |
 No | 1914 | 93.51 |
Place of Residence | ||
 Urban | 1843 | 90.03 |
 Rural | 159 | 7.77 |
 Urban-rural fringe | 45 | 2.20 |