|
Sociodemographic factors
|
|
Age (years)
| | |
|
15
|
60
|
20 (33.3)
| | |
|
16
|
113
|
48 (42.5)
| | |
|
17
|
221
|
94 (42.5)
| | |
|
18
|
522
|
285 (54.6)
| | | |
|
19
|
821
|
389 (47.4)
| | | |
|
Per year increase
| | |
1.10 (1.00–1.20)
|
0.04
| |
|
Religion
|
|
Catholic
|
34
|
18 (52.9)
|
1
| | | |
|
Protestant/other christian
|
1119
|
553 (49.4)
|
0.87 (0.47–1.6)
| | | |
|
Muslim
|
578
|
264 (45.7)
|
0.75 (0.40–1.4)
| | | |
|
Traditional
|
6
|
1 (16.7)
|
0.18 (0.02–1.7)
|
0.22
| | |
|
Highest education level achieveda
|
|
No education/primary
|
115
|
32 (27.8)
|
1
| |
1
| |
|
Secondary
|
1459
|
698 (47.8)
|
2.4 (1.6–3.6)
| |
2.4 (1.5–3.6)
| |
|
Higher education
|
163
|
106 (65.0)
|
4.8 (2.8–8.2)
|
< 0.001
|
4.6 (2.7–8.0)
|
< 0.001
|
|
Currently in educationa
|
|
Yes
|
549
|
284 (51.7)
|
1
| |
1
| |
|
No
|
1188
|
552 (46.5)
|
0.81 (0.66–0.99)
|
0.04
|
0.73 (0.59–0.90)
|
0.003
|
|
Type of residencea
|
|
Urban
|
630
|
334 (53.0)
|
1
| |
1
| |
|
Semi-urban
|
719
|
349 (48.5)
|
0.84 (0.67–1.0)
| |
0.84 (0.67–1.0)
| |
|
Rural
|
388
|
153 (39.4)
|
0.58 (0.44–0.76)
|
< 0.001
|
0.59 (0.45–0.77)
|
< 0.001
|
|
Socioeconomic levela
|
|
Lowest to middle quintile
|
66
|
18 (27.3)
|
1
| |
1
| |
|
Second highest quintile
|
334
|
144 (43.1)
|
2.0 (1.1–3.8)
| |
2.0 (1.1–3.8)
| |
|
Highest quintile
|
1301
|
664 (51.0)
|
2.8 (1.5–5.1)
|
< 0.001
|
2.7 (1.5–5.0)
|
< 0.001
|
|
Exposure to information about contraception
|
|
Heard about contraception in the media in last 12 months?b
|
|
Yes
|
380
|
227 (59.7)
|
1
| |
1
| |
|
No
|
1197
|
577 (48.2)
|
0.63 (0.50–0.79)
|
< 0.001
|
0.65 (0.51–0.82)
|
< 0.001
|
|
Heard about contraception from health sector sources in last 12 months?b
|
|
Yes
|
394
|
248 (62.9)
|
1
| |
1
| |
|
No
|
1183
|
556 (47.0)
|
0.52 (0.41–0.67)
|
< 0.001
|
0.53 (0.42–0.68)
|
< 0.001
|
|
Heard about contraception from interpersonal sources in last 12 months?b
|
|
Yes
|
946
|
496 (52.4)
|
1
| |
1
| |
|
No
|
631
|
308 (48.8)
|
0.87 (0.70–1.1)
|
0.18
|
0.88 (0.71–1.1)
|
0.25
|
|
Knows a place where or a person from whom she would feel comfortable accessing contraception?b
|
|
Yes
|
639
|
369 (57.8)
|
1
| |
1
| |
|
No
|
870
|
396 (45.5)
|
0.61 (0.50–0.75)
| |
0.65 (0.53–0.81)
| |
|
Don’t know
|
63
|
35 (55.7)
|
0.91 (0.54–1.6)
|
< 0.001
|
0.95 (0.55–1.6)
|
< 0.001
|
|
Social networks
|
|
Perception that partner supports her using contraceptionb
|
|
Yes
|
1018
|
643 (63.2)
|
1
| |
1
| |
|
No
|
325
|
101 (31.1)
|
0.26 (0.20–0.34)
| |
0.27 (0.20–0.35)
| |
|
Don’t know
|
193
|
44 (22.8)
|
0.17 (0.12–0.25)
|
< 0.001
|
0.17 (0.12–0.25)
|
< 0.001
|
|
Perception that mother supports her using contraceptionb
|
|
Yes
|
358
|
195 (54.5)
|
1
| |
1
| |
|
No
|
710
|
364 (51.3)
|
0.88 (0.69–1.1)
| |
0.87 (0.67–1.1)
| |
|
Don’t know
|
341
|
163 (47.8)
|
0.77 (0.57–1.0)
|
0.19
|
0.76 (0.56–1.0)
|
0.20
|
|
Perception that friends supports her using contraceptionb
|
|
Yes
|
892
|
519 (58.2)
|
1
| |
1
| |
|
No
|
333
|
43.2 (144)
|
0.55 (0.43–0.70)
| |
0.54 (0.42–0.70)
| |
|
Don’t know
|
352
|
40.1 (141)
|
0.48 (0.37–0.62)
|
< 0.001
|
0.48 (0.37–0.63)
|
< 0.001
|
|
Individual knowledge, attitudes and behaviours
|
|
Knowledge about contraceptionb
|
|
0–1
|
58
|
22 (37.9)
|
1
| |
1
| |
|
2–3
|
316
|
148 (46.8)
|
1.4 (0.81–2.6)
| |
1.4 (0.74–2.5)
| |
|
4–5
|
1203
|
634 (52.7)
|
1.8 (1.0–3.2)
|
0.03
|
1.7 (0.95–3.1)
|
0.08
|
|
Misconceptions about contraception
|
|
0–1
|
494
|
251 (50.8)
|
1
| | | |
|
2–3
|
813
|
422 (51.9)
|
(0.83–1.3)
| | | |
|
4
|
270
|
131 (48.5)
|
0.91 (0.66–1.3)
|
0.64
| | |
|
Self-efficacy for contraceptionb
|
|
0–1
|
277
|
90 (32.5)
|
1
| |
1
| |
|
2–3
|
608
|
281 (46.2)
|
1.8 (1.3–2.4)
| |
1.7 (1.2–2.3)
| |
|
4
|
743
|
460 (61.9)
|
3.4 (2.5–4.6)
|
< 0.001
|
3.1 (2.3–4.2)
|
< 0.001
|
|
Ever been pregnant
|
|
Yes
|
385
|
191 (49.6)
|
1
| | | |
|
No/don’t know
|
1352
|
645 (47.7)
|
0.93 (0.75–1.1)
|
0.48
| | |
|
Ever given birthb
|
|
Yes
|
165
|
61 (37.0)
|
1
| |
1
| |
|
No
|
1572
|
775 (49.3)
|
1.7 (1.2–2.3)
|
0.002
|
1.5 (1.1–2.1)
|
0.01
|
