Table 4.

Linear regression results. Model 1: gestational age vs. birth weight. Model 2: BMI & gestational age vs. birth weight

Model Fit Measures
				Overall Model Test
Model	R	R²	Adjusted R²	F	df1	df2	p
1	0.536	0.287	0.287	647	1	1605	< .001
2	0.555	0.308	0.305	102	7	1599	< .001