TABLE 4.
Bivariate and multivariate logistic regression analysis of selected characteristics of pregnant women associated with anemia1
| Anemia | ||||
|---|---|---|---|---|
| Variable | Yes, n (%) | No, n (%) | COR2 (95% CI) | AOR2 (95% CI) |
| Age, y | ||||
| <20 | 59 (76.6) | 18 (23.4) | 1 | 1 |
| 20–30 | 129 (83.8) | 25 (16.2) | 1.2 (0.6, 2.4) | 0.9 (0.4, 1.8) |
| >30 | 85 (79.4) | 22 (20.6) | 0.8 (0.4, 1.4) | 0.8 (0.5, 1.5) |
| Residence | ||||
| Urban | 229 (80.1) | 57 (19.9) | 1 | 1 |
| Rural | 44 (84.6) | 8 (15.4) | 1.4 (0.6, 3.1) | 1.1 (0.5, 2.2) |
| Marital status | ||||
| Married | 269 (81.0) | 63 (19.0) | 1 | |
| Unmarried | 4 (66.7) | 2 (33.3) | 0.5 (0.1, 2.6) | 0.4 (0.1, 2.5) |
| Occupation status | ||||
| Employed | 41 (82.0) | 9 (18.0) | 1 | 1 |
| Unemployed | 232 (80.6) | 56 (19.4) | 0.9 (0.4, 2.0) | 1.1 (0.5, 2.2) |
| Individual income per day, US$ | ||||
| <1 | 240 (79.7) | 61 (20.3) | 1 | 1 |
| ≥1 | 33 (89.2) | 4 (10.8) | 2.1 (0.7, 6.1) | 1.8 (0.6, 5.0) |
| Birth interval | ||||
| No child | 75 (83.3) | 15 (19.7) | 1 | 1 |
| <2 y | 123 (88.5) | 16 (11.5) | 2.3 (1.1, 4.5)*** | 3.6 (1.1, 11.9)* |
| ≥2 y | 75 (68.8) | 34 (31.2) | 0.7 (0.3, 1.4) | 1.4 (0.4, 5.2) |
| Education level | ||||
| No education | 14 (100) | 0 (0) | 1 | 1 |
| Primary school | 39 (86.7) | 6 (13.3) | 0.6 (0.2, 5.2) | 0.3 (0.1, 2.3) |
| Secondary school | 126 (72.4) | 48 (27.6) | 1.3 (0.5, 3.8) | 1.3 (0.4, 3.9) |
| Higher education | 94 (89.5) | 11 (10.5) | 3.3 (1.6, 6.6)*** | 3.4 (1.6, 7.2)*** |
| Gravidity | ||||
| Primigravida | 94 (34.4) | 37 (56.9) | 1 | |
| Multigravida | 179 (65.9) | 28 (43.1) | 2.5 (1.5, 4.4)*** | 1.2 (0.3, 4.4)*** |
| Parity | ||||
| Primiparous | 137 (78.3) | 38 (21.7) | 1 | 1 |
| Multiparous | 136 (83.4) | 27 (16.6) | 1.4 (0.8, 2.4) | 1.3 (0.8, 2.3) |
1*,**,***Statistically significant association: *P < 0.05, **P < 0.001, ***P < 0.0001. AOR, adjusted odds ratio; COR, crude odds ratio.
21 = reference.