Table 1.
Variables | Category | Cases, n = 310 (%) | Control, n = 310 (%) | Total, n = 620 (%) | P value |
---|---|---|---|---|---|
Maternal age | ≤ 24 | 22 (7.1) | 52 (16.8) | 74 (12) | 0.00 |
25–34 | 79 (25.5) | 139 (44.8) | 218 (35) | ||
35–44 | 80 (25.8) | 60 (19.35) | 140 (22.6) | ||
45–54 | 68 (22) | 38 (12.3) | 106 (17.1) | ||
≥ 55 | 61 (21.9) | 21 (6.8) | 82 (13.2) | ||
Residence | Rural | 112 (36.1) | 83 (26.8) | 195 (31.5) | 0.012 |
Urban | 198 (63.9) | 227 (73.2) | 425 (68.6) | ||
Religion | Christian | 265 (85.5) | 258 (83.2) | 523 (84.4) | 0.439 |
Muslim | 45 (14.5) | 52 (16.8) | 97 (15.6) | ||
Ethnicity | Amhara | 292 (94.2) | 294 (94.84) | 586 (94.5) | 0.586 |
Oromo | 5 (1.6) | 7 (2.3) | 12 (1.9) | ||
Tigre | 13 (4.2) | 9 (3) | 22 (3.5) | ||
Educational status | No formal education | 174 (56) | 171 (55.2) | 345 (55.6%) | 0.125 |
Primary education | 94 (30.3) | 79 (25.5) | 173 (28%) | ||
Secondary education | 36 (12) | 46 (14.8) | 82 (13.2%) | ||
Higher education | 6 (2) | 14 (4.5) | 20 (3.2) | ||
Employment status | Unemployed | 218 (70.3) | 202 (65.2) | 420 (67.7) | 0.169 |
Employed | 92 (30) | 108 (34.8) | 200 (32.3) | ||
Family Income categorized | ≤ 560 | 99 (32) | 70 (22.6) | 169 (27.3) | 0.03 |
561–900 | 83 (26) | 80 (25.8) | 163 (26.3) | ||
901–1700 | 65 (21) | 87 (28) | 152 (24.5) | ||
≥ 1701 | 63 (20) | 73 (23.6) | 136 (22) | ||
Age at time first sex | ≤ 14 | 63 (20) | 20 (6.5) | 83 (13.4) | 0.00 |
15–17 | 87 (28) | 85 (27.4) | 172 (28) | ||
≥ 18 | 160 (21.6) | 205 (66) | 365 (58.9) | ||
Previous history of marriage | No | 10 (3.2) | 16 (5.2) | 26 (4.2) | 0.229 |
Yes | 300 (96.8) | 294 (95) | 594 (95.8) | ||
Duration of live in marriage | ≤ 5 | 100 (32.3) | 149 (48) | 249 (40.2) | 0.00 |
6–10 | 72 (23) | 75 (24.2) | 147 (23.7) | ||
11–15 | 46 (14.8) | 36 (11.2) | 82 (13) | ||
≥ 16 | 92 (30) | 50 (16) | 142 (23) | ||
Age difference between the partner at first intercourse | Equal | 40 (13) | 69 (22.3) | 109 (17.6) | 0.00 |
< 5 years | 56 (18) | 90 (29) | 146 (23.6) | ||
≥ 5 years | 214 (69) | 151 (48.7) | 365 (59) | ||
Type of marriage | Monogamous | 239 (77) | 242 (78) | 481 (77.6) | 0.773 |
Polygamous | 71 (23) | 68 (22) | 139 (22.4) |
P value of pearson’s chi square test to compare cases and controls