Table 3. Predictors of newborn skinfold thickness.

Factor	Single variable models adjusting for ethnicity		Full multivariable modela		Final multivariable modelb
	Standardized parameter estimate	P-value	Standardized parameter estimate	P-value	Standardized parameter estimate	P-value
Maternal characteristics
South Asian	0.234	<0.0001	0.326	<0.0001	0.237	<0.0001
Primiparous	−0.034	0.34	NA
Years in Canada	0.108	0.10	0.066	0.36
Prepregnancy weight (kg)	0.161	<0.0001	0.054	0.34
Maternal height (m)	0.029	0.43	NA
Tricep+subscapular skinfold (mother)	0.145	<0.0001	0.117	0.03	0.141	0.0002
Gestational weight gain	0.021	0.57	NA
AUC glucose (mmol × h)	0.119	0.001	0.054	0.19	0.079	0.04
Smoking during pregnancy	−0.002	0.96	NA
Vegetarian	−0.045	0.27	NA
Social Disadvantage Index (relative to low)
Moderate	−0.076	0.06	−0.059	0.14
High	−0.046	0.24	−0.025	0.54
Physical activity	−0.063	0.08	−0.047	0.22
Newborn Characteristics
Male sex	−0.097	0.006	−0.090	0.02	−0.083	0.02
Gestational age at birth	0.059	0.10	0.084	0.03	0.082	0.02

^aFactors with a univariate P<0.10 were tested in a multiple regression model holding newborn age and sex in the model.

^bBackward stepwise regression methods were used to determine the final model with all variables significant at P<0.05 holding newborn age and sex in the model (R²=0.10).