| Univariable modela | Multivariable modela,b | ||
---|---|---|---|---|
 | RR (95% CI) | p value | RR (95% CI) | p value |
Maternal educational level | ||||
 No education | Reference |  |  |  |
 Primary school | 1.22 (1.09–1.36) | 0.0005 | 1.07 (0.96–1.19) | 0.21 |
 Secondary school or higher | 1.21 (1.09–1.33) | 0.0003 | 0.99 (0.89–1.11) | 0.91 |
 Madrassa | 1.10 (1.01–1.22) | 0.04 | 1.07 (0.97–1.18) | 0.20 |
Paternal educational level | ||||
 No education | Reference |  |  |  |
 Primary school | 1.15 (1.02–1.29) | 0.02 | 1.08 (0.96–1.22) | 0.19 |
 Secondary school or higher | 1.22 (1.12–1.33) | < 0.0001 | 1.07 (0.98–1.17) | 0.12 |
 Madrassa | 1.01 (0.91–1.11) | 0.89 | 0.96 (0.88–1.06) | 0.46 |
Maternal age (years) | ||||
 15–19 | 1.27 (1.12–1.43) | 0.0001 | 1.19 (1.05–1.34) | 0.007 |
 20–24 | 1.05 (0.96–1.16) | 0.29 | 1.01 (0.92–1.11) | 0.85 |
 25–29 | Reference |  |  |  |
 30–34 | 1.09 (0.98–1.21) | 0.10 | 1.08 (0.99–1.19) | 0.10 |
 35–40 | 0.98 (0.86–1.11) | 0.74 | 1.02 (0.9–1.14) | 0.80 |
  > 40 | 0.97 (0.82–1.16) | 0.75 | 1.02 (0.87–1.2) | 0.76 |
Attended at least one antenatal care visit | 1.60 (1.43–1.79) | < 0.0001 | 1.41 (1.27–1.58) | < 0.0001 |
Mothers reported having knowledge about the importance of: | ||||
 Skilled birth attendance | 1.41 (1.26–1.59) | < 0.0001 | 1.12 (0.99–1.25) | 0.06 |
 Preplanning for travel | 1.47 (1.30–1.67) | < 0.0001 | 1.14 (1.01–1.3) | 0.04 |
 Saving money in preparation for delivery | 1.53 (1.37–1.71) | < 0.0001 | 1.32 (1.18–1.47) | < 0.0001 |