Skip to main content

Table 2 Proportion and odds ratio (OR) with 95% confidence interval (CI) for mothers who did not initiate exclusive breastfeeding (EBF) at discharge (N = 1532)

From: A relationship between a level of hemoglobin after delivery and exclusive breastfeeding initiation at a baby friendly hospital in Japan

  Logistic regression models
Crude OR (95% CI) P* Multivariate stepwise models
Adjusted OR 95% CI P*
Lower Upper
Maternal age 1.10 (1.07–1.13) <0.001 1.12 1.09 1.16 <0.001
Prepregnancy BMI, kg/m2   0.722     0.810
  < 18.5 0.95 (0.69–1.29)   1.04 0.77 1.46  
 18.5–24.9 1   1  
Nulliparity 2.18 (1.61–2.94) <0.001 2.38 1.72 3.30 <0.001
Caesarean section 1.63 (1.18–2.26) 0.003 1.04 0.71 1.52 0.832
Pregnancy Induced Hypertension 2.39 (1.37–4.15) 0.002 1.30 0.70 2.42 0.410
Gestational week at delivery 0.85 (0.75–0.95) 0.006 0.84 0.73 0.95 0.006
postpartum obstetrical hemorrhage >500 ml 1.26 (0.97–1.64) 0.089 0.91 0.66 1.25 0.545
Hemoglobin level   <0.001     0.004
  < 9 2.25 (1.53–3.31)   2.15 1.37 3.39  
 9–11 1.32 (0.98–1.78)   1.27 0.92 1.75  
 12≤ 1   1  
Birthweight of infant <2500 g 4.04 (2.51–6.53) <0.001 2.72 1.58 4.67 <0.001
Immediate separation after delivery 2.80 (1.84–4.27) <0.001 2.61 1.66 4.10 <0.001
  1. *P for the category or trend p