Table 2.
Association between maternal education (considering as both categorical and continuous scale) and baseline covariates
| Characteristics/covariates | Maternal education | ||||
|---|---|---|---|---|---|
| Categorical exposure | Continuous exposure | ||||
| Below secondary ( < = 8) | Secondary or above (> 8) | Education level | |||
| n (%) | n (%) | P-value | Mean (SD) | P-value | |
| Wealth Index | |||||
| Poorest | 198 (76.2) | 62 (23.9) | < 0.001 | 6.2 (3.2) | < 0.001 |
| Poorer | 185 (70.9) | 76 (29.1) | 6.1 (3.4) | ||
| Middle | 202 (78.0) | 57 (22.0) | 6.0 (3.2) | ||
| Richer | 185 (71.2) | 75 (28.9) | 6.3 (3.5) | ||
| Richest | 154 (59.5) | 105 (40.5) | 7.5 (3.8) | ||
| Religion | |||||
| Islam | 878 (72.8) | 328 (27.2) | < 0.001 | 6.3 (3.4) | < 0.001 |
| Others | 46 (48.9) | 48 (51.1) | 8.1 (3.5) | ||
| Husband education | |||||
| <=8 | 808 (83.9) | 155 (16.1) | < 0.001 | 5.4 (3.0) | < 0.001 |
| > 8 | 116 (34.4) | 221 (65.6) | 9.3 (3.1) | ||
| Distance to health centre | |||||
| 0–1 km | 268 (71.9) | 105 (28.2) | 0.384 | 6.4 (3.4) | 0.848 |
| 2–3 km | 346 (72.7) | 130 (27.3) | 6.4 (3.4) | ||
| 4 or more | 310 (68.7) | 141 (31.3) | 6.5 (3.6) | ||
| Age at marriage | |||||
| Less than 18 | 665 (79.0) | 177 (21.0) | < 0.001 | 5.8 (3.1) | < 0.001 |
| 18 or more | 259 (56.6) | 199 (43.5) | 7.5 (3.9) | ||
| Pregnancy no. | |||||
| 1 | 245 (56.6) | 188 (43.4) | < 0.001 | 7.6 (3.2) | < 0.001 |
| 2 | 254 (70.0) | 109 (30.0) | 6.9 (3.3) | ||
| 3 | 202 (78.3) | 56 (21.7) | 5.8 (3.3) | ||
| 4 or more | 223 (90.7) | 23 (9.4) | 4.2 (3.1) | ||
Covariates: (wealth index, religion, husband education, distance to health centre, age at marriage and pregnancy number)