Unintended Pregnancy and Its Correlates among Female Attendees of Sexually Transmitted Disease Clinics in Eastern China
Table 2
Bivariate correlates of unintended pregnancy with sexual behaviors.
Variable
Total (%)a
Pregnancy (%)
Crude OR (95% CI)b
value
Age of first sex
≥20
190 (60.7)
70 (36.8)
1
<20
117 (37.4)
61 (52.1)
1.87 (1.17–2.98)
0.009
Condom use for first sex
Use
28 (8.9)
9 (32.1)
1
Nonuse/forget
281 (89.8)
122 (43.4)
1.62 (0.71–3.71)
0.253
OC use first sex
Use
24 (7.7)
11 (45.8)
1
Nonuse/forget
285 (91.1)
120 (42.1)
0.86 (0.37–1.98)
0.723
Ever nonconsent sex
No
282 (90.1)
107 (37.9)
1
Yes
29 (9.3)
24 (82.8)
7.85 (2.91–21.19)
0.000
STD history
No
218 (69.6)
74 (33.9)
1
Yes
87 (27.8)
54 (62.1)
3.18 (1.90–5.33)
0.000
Current STD
No
189 (60.4)
80 (42.3)
1
0.958
Yes
122 (39.0)
52 (42.6)
1.01 (0.64–1.60)
Partner number over lifetime
1
166 (53.4)
54 (32.5)
1
2
67 (21.5)
31 (46.3)
1.79 (1.00–3.19)
0.050
≥3
69 (22.2)
44 (63.8)
3.65 (2.03–6.58)
0.000
Type of sex over lifetime
Only vaginal
293 (93.6)
122 (41.6)
1
Ever anal or oral
13 (4.2)
8 (61.5)
2.24 (0.72–7.02)
0.165
Condom use over lifetime
Never
99 (31.6)
26 (26.3)
1
Rarely/sometimes
171 (54.6)
86 (50.3)
2.84 (1.66–4.87)
0.000
Always/often
38 (12.1)
20 (52.6)
3.12 (1.43–6.79)
0.004
OC use over lifetime
Never
144 (46.0)
51 (35.4)
1
Rarely/sometimes
145 (46.3)
74 (51.0)
1.90 (1.19–3.05)
0.008
Always/often
17 (5.4)
7 (41.2)
1.28 (0.46–3.56)
0.641
Partner number half yearc
1
178 (76.1)
74 (41.6)
1
2
30 (12.8)
11 (36.7)
0.81 (0.37–1.81)
0.613
≥3
18 (7.7)
13 (72.2)
3.65 (1.25–10.69)
0.018
Condom use half yearc
Never
101 (43.0)
32 (31.7)
1
Rarely/sometimes
110 (46.8)
56 (50.9)
2.24 (1.28–3.92)
0.005
Always/often
22 (9.4)
12 (54.5)
2.59 (1.01–6.61)
0.047
OC use half yearc
Never
144 (61.3)
54 (37.5)
1
Rarely/sometimes
74 (31.5)
38 (51.4)
1.76 (1.00–3.10)
0.050
Always/often
11 (4.7)
7 (63.6)
2.92 (0.82–10.43)
0.100
Percentages may not add up to 100 due to missing data; bOR: odds ratio; CI: confidence interval.
c235 of females were sexually active in the previous half year.
