| |
Total subjects
|
Eastern/central subjects
|
Western subjects
|
|---|
| |
OR
|
95% CI for OR
|
OR
|
95% CI for OR
|
OR
|
95% CI for OR
|
|---|
|
Age in years
|
1.25*
|
1.20~1.30
|
1.28*
|
1.23~1.35
|
1.17*
|
1.12~1.22
|
|
Education (Senior high or higher vs. Junior high or lower)
|
1.41*
|
1.20~1.66
|
1.48*
|
1.25~176
|
1.36*
|
1.14~1.48
|
|
Current residential type (Rental vs. Dormitory)
|
4.83*
|
3.84~6.07
|
5.38*
|
4.19~6.92
|
3.05*
|
1.65~5.65
|
|
Dating (yes vs. no)
|
3.69*
|
3.05~4.46
|
3.73*
|
3.05~4.58
|
4.21*
|
2.45~7.21
|
|
Sexual-related knowledge
|
1.08*
|
1.06~1.10
|
1.05*
|
1.02~1.07
|
1.26*
|
1.19~1.33
|
|
Attitudes towards premarital sex (Unfavorable as reference)
| | | | | | |
|
neutral
|
0.627*
|
0.49~0.80
|
0.50*
|
0.389~0.65
|
1.09
|
0.54~2.19
|
|
favorable
|
2.57*
|
1.93~3.43
|
2.14*
|
11.57~2.92
|
2.45*
|
1.03~5.79
|
|
Communicated with a boyfriend about sex-related issues(yes vs. no)
|
1.68*
|
1.34~2.09
|
1.78*
|
1.40~2.26
|
1.50
|
0.60~3.75
|
|
Constant
|
-9.01
| |
-8.98
| |
-6.64
| |
- CI = Confidence Interval. *p < 0.05, n = 5156.
