Table 3 Obstetrics and medical characteristics of mothers with/without hypertensive disorders of pregnancy in Tigray, 2018
Variable | HDP/Cases N = 110, N (%) | No HDP/Controls N = 220, N (%) | COR (95% CI) | P-value |
|---|---|---|---|---|
Pregnancy type | ||||
 Multiple | 18 (16.4) | 10 (4.5) | 4.1(1.8, 9.6) | 0.001 |
 Single | 92 (83.6) | 210 (95.5) | 1.0 |  |
Gestational diabetes mellitus | ||||
 Yes | 7 (6.36) | 3 (1.4) | 4.7(1.2,18.0) | 0.02 |
 No | 103 (93.6) | 217 (98.6) | 1.0 |  |
Pre-pregnancy oral contraceptive use | ||||
 Yes | 42(38.2) | 63 (28.6) | 1.5 (0.9, 2.4) | 0.08 |
 No | 68 (61.8) | 157 (71.4) | 1.0 |  |
Presence of anemia at first visit | ||||
 Yes | 94 (85.5) | 194(88.2) | 1.3 (0.6, 2.9) |  |
 No | 16(14.5) | 26(11.8) | 1.0 | 0.43 |
Age at menarche | ||||
 ≤ 15 years | 72 (65.4) | 148 (67.3) | 0.9(0.6, 1.5) | 0.734 |
 > 15 years | 38 (34.6) | 72 (32.7) | 1.0 |  |
Pre-pregnancy interval (N = 216) | ||||
 < 5 years | 54 (83.08) | 117 (77.5) | 1.0 |  |
 ≥ 5 years | 11 (16.92) | 34 (22.5) | 0.9 (0.4, 2.2) | 0.88 |
History of abortion | ||||
 Yes | 25 (22.7) | 39 (17.7) | 1.0 | 0.263 |
 No | 85 (77.3) | 181 (82.3) | 0.7 (0.4,1.2) |  |