Table 5 Parameter estimations and SE for the models of HNB
From: Bayesian zero-inflated regression model with application to under-five child mortality
Parameter | Negative Binomial-logit hurdle (NBLH) | |||
|---|---|---|---|---|
Count model coefficients (truncated negbin with log link) | OR | Zero hurdle model coefficients (binomial with logit link) | OR | |
Intercept | − 10.60952 (35.602) | 0.0001 | − 2.40283*** (0.147) | 0.091 |
Mothers age (ref = < = 29) | ||||
30–39 | 0.232* (0.090) | 1.261 | 0.223** (0.068) | 1.250 |
40–49 | 0.648*** (0.092) | 1.912 | 0.803*** (0.081) | 2.233 |
Place of residence (ref = Urban) | ||||
Rural | − 0.091 (0.080) | 0.913 | 0.222** (0.079) | 1.248 |
Mothers educational level (ref = No education) | ||||
Primary and Secondary | − 0.351*** (0.074) | 0.704 | − 0.183** (0.062) | 0.833 |
Higher | − 0.587 (0.491) | 0.556 | − 1.144*** (0.226) | 0.319 |
Wealth index combined (ref = poor) | ||||
Middle | − 0.08 (0.065) | 0.923 | − 0.109 (0.073) | 0.319 |
Rich | − 0.175** (0.061) | 0.840 | − 0.168* (0.068) | 0.897 |
Birth order number (ref = 1) | ||||
2–4 | 9.955 (35.602) | 2.106 | 1.227*** (0.114) | 3.106 |
5 + | 10.864 (35.602) | 5.228 | 2.326*** (0.1225) | 1.024 |
Type of birth (ref = Single) | ||||
Twin | 0.451*** (0.1098) | 1.571 | 0.915*** (0.178) | 2.496 |
Mother’s age at the first birth (ref = ≤ 15) | ||||
16–25 | − 0.221*** (0.050) | 0.802 | − 0.357*** (0.062) | 0.700 |
≥ 26 | − 0.476** (0.152) | 0.621 | − 0.634*** (0.135) | 0.531 |
Current contraceptive method (ref = not using) | ||||
Using | − 0.313*** (0.067) | 0.731 | − 0.273*** (0.060) | 0.761 |
Number of antenatal visits during pregnancy (ref = No antenatal visits) | ||||
Antenatal visit | − 0.088* (0.0528) | 0.915 | − 0.105 (0.054) | 0.9003 |
Log (theta) | 3.0195*** (0.737) | – | ||