Individual characteristics
|
Age
|
< 20
|
40.4
|
31.2
|
0.58(0.41,0.83)*
|
36.3
|
40.7
|
1.21(0.91,1.61)
|
≥ 20
|
59.6
|
68.8
|
Reference
|
63.7
|
59.3
|
Reference
|
Relationship status
|
casual
|
17.4
|
18.9
|
0.94(0.72,2.38)
|
22.2
|
19.2
|
0.67(0.44,1.00)*
|
steady
|
72.6
|
71.1
|
Reference
|
74.6
|
78.5
|
Reference
|
Grade
| | | | | | |
Senior
|
51.4
|
60.3
|
1.18(0.86–1.53)
|
55.2
|
56.1
|
1.05(0.82–1.59)
|
Junior
|
48.6
|
39.7
|
Reference
|
44.8
|
43.9
|
Reference
|
Provision of health related publications
|
Yes
|
51.4
|
58.7
|
1.25(0.86,1.73)
|
56.9
|
64.6
|
1.38(1.04,1.84)*
|
No
|
48.6
|
41.3
|
Reference
|
43.1
|
35.4
|
Reference
|
Availability of designed Web site
|
Yes
|
59.2
|
78.1
|
1.85(1.42,2.56)**
|
72.4
|
73.5
|
1.06(0.77,1.45)
|
No
|
40.8
|
21.9
|
Reference
|
27.6
|
26.5
|
Reference
|
School education
|
Yes
|
31.3
|
22.6
|
0.76(0.54,1.13)
|
29.0
|
25.5
|
0.84(0.61,1.15)
|
No
|
68.7
|
77.4
|
Reference
|
71.0
|
74.5
|
Reference
|
Provision of contraceptives
|
Yes
|
10.2
|
23.1
|
1.53(1.16, 2.76)*
|
22.5
|
26.2
|
1.22(0.88,1.68)
|
No/don’t know
|
79.8
|
76.9
|
Reference
|
77.5
|
73.8
|
Reference
|
Provision of birth control counseling
|
Yes
|
11.9
|
16.6
|
1.26(0.89,2.10)
|
12.7
|
18.5
|
1.57(1.07,2.30)*
|
No/don’t know
|
88.1
|
83.4
|
Reference
|
87.3
|
81.5
|
Reference
|
Convenient getting contraceptives
|
Yes
|
12.0
|
21.6
|
2.14(1.53,3.28)***
|
9.5
|
16.3
|
2.55(1.55,4.20)***
|
No
|
88.0
|
78.4
|
Reference
|
90.5
|
83.7
|
Reference
|
Convenient getting birth control counseling
|
Yes
|
8.7
|
16.4
|
2.34(1.49,3.81)***
|
7.6
|
10.6
|
1.43(0.87,2.37)
|
No
|
91.3
|
83.7
|
Reference
|
92.4
|
89.4
|
Reference
|