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Table 3 Proportional odds model using rate of infancy weight gain as the dependent variable

From: Associations between gestational weight gain and rate of infancy weight gain in Hawai‘i and Puerto Rico WIC participants

Independent variable Estimate (SE) p-value AOR (95% CI)
  Rapid vs on-track or slow Slow vs rapid or on-track
Intercept
 Rapid vs on-track or slow 1.16 (0.69) 0.093   
 Rapid or on-track vs slow 4.00 (0.83) <0.001   
Gestational weight gain
 Recommended Reference    
 Excessive -1.46 (0.57) 0.010 0.23 (0.08, 0.70) 4.32 (1.42, 13.14)
 Inadequate -1.24 (0.60) 0.039 0.29 (0.09, 0.94) 3.45 (1.07, 11.17)
Maternal age (years)
 18-24 Reference    
 25-31 -0.60 (0.57) 0.289 0.55 (0.18, 1.67) 1.83 (0.60, 5.54)
 32-39 0.02 (0.67) 0.975 1.02 (0.28, 3.77) 0.98 (0.27, 3.61)
Pregravid BMI
 Underweight/normal Reference    
 Overweight/obese 0.30 (0.50) 0.555 1.35 (0.50, 3.61) 0.73 (0.28, 1.99)
Parity
 1 child Reference    
 2 children -1.16 (0.52) 0.026 0.31 (0.11, 0.87) 3.20 (1.15, 8.93)
 3 or 4 children -1.43 (0.66) 0.031 0.24 (0.07, 0.88) 4.17 (1.14, 15.28)
Up-to-date with infant vaccinations
 No Reference    
 Yes -1.15 (0.60) 0.056 0.32 (0.10, 1.03) 3.15 (0.97, 10.21)
  1. Estimate: Ordered log-odds regression coefficient, SE Standard error of the estimate, AOR adjusted odds ratio, CI confidence interval