. Author manuscript; available in PMC: 2010 Aug 31.

Published in final edited form as: J Matern Fetal Neonatal Med. 2010 Aug;23(8):842–849. doi: 10.3109/14767050903387037

Table 3.

The cross-sectional relationships between infant birth weight and maternal morphometric measures at each time-point^†.

Time Point	Prepregnancy β (95% CI)	16-20 weeks β (95% CI)	30-36 weeks β (95% CI)
Weight variable	W₀	W₁	W₂

African-Americans	5.6^** (2.4, 8.7)	6.4^** (3.2, 9.6)	6.9^** (3.5, 10.2)
Non-African-Americans	2.5 (-0.9, 5.8)	2.8 (-0.8, 6.3)	4.2^* (0.4, 7.9)

BMI variable	BMI₀	BMI₁	BMI₂

African-Americans	14.9^** (6.0, 23.8)	17.5^** (8.4, 26.6)	19.7^** (9.7, 29.6)
Non-African-Americans	3.3 (-6.0, 12.7)	3.3 (-6.7, 13.3)	6.4 (-4.3, 17.0)

P ≤ 0.05

^**

P ≤ 0.001

^†

Each entry gives the regression coefficient (β) and the 95% confidence interval (CI) for a univariate linear regression analysis for the cross-sectional relationship between aBW (grams) and corrected maternal weight (kg) or BMI (kg/m²) determined at each study visit.