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Table 2 Association between Healthy Baby Prenatal Benefit (HBPB) and Birth Outcomes for First Nations Mothers and Infants

From: An unconditional prenatal income supplement is associated with improved birth and early childhood outcomes among First Nations children in Manitoba, Canada: a population-based cohort study

Outcome n Crude Rates (%) Adjusted Risk Ratio 95% CI P γ Sensitivity Valuea
HBPB No HBPB HBPB No HBPB
Low Birth Weight 302 151 4.95 7.17 0.741 0.621, 0.883 < 0.001 41.2
Preterm Birth 537 249 8.80 11.82 0.774 0.679, 0.883 < 0.001 48.5
Small for Gestational Age 402 162 6.59 7.70 0.916 0.781, 1.073 0.276
Large for Gestational Age 1216 367 19.93 17.45 1.069 0.976, 1.170 0.151
Low 5-min Apgar Score 183 69 3.00 3.28 0.870 0.681, 1.111 0.265
Breastfeeding Initiation 3765 1191 61.72 56.55 1.046 1.009, 1.085 0.014 20.1
Hospital Readmission within 28 Days 159 43 2.76 2.22 1.163 0.871, 1.554 0.306
Outcome n Unweighted Means Weighted Means (95% CI) P γ Sensitivity Value
HBPB No HBPB HBPB No HBPB HBPB No HBPB
Birth Hospitalization LOS in days (for vaginal births only) 5260 1796 2.96 3.05 2.96 (2.87, 3.04) 3.04 (2.93, 3.15) 0.239
  1. aThe γ sensitivity analyses were conducted only for findings that were statistically significant. HBPB Healthy Baby Prenatal Benefit, LOS length of stay