Table 1.

Descriptive statistics of the sample from the National Longitudinal Study of Adolescent to Adult Health (N = 17,669), stratified by latent class analysis maltreatment class.

Variable	Total, $\overline{x}$ or %	No maltreatment, $\overline{x}$ or %	Physical abuse, $\overline{x}$ or %	Physical abuse+ neglect, $\overline{x}$ or %	Poly maltreatment, $\overline{x}$ or %
Average excess BMI	2.80 (4.19)	2.73 (0.08)	2.90 (0.14)	2.97 (0.22)	3.11 (0.18)*
Male	51%	50%	52%	62%***	41%***
Parental obesity	24%	23%	24%	25%	27%
Birthweight	1.58 (19.9)	1.65 (0.35)	1.71 (0.60)	1.32 (0.94)	0.41 (1.12)
Breastfed	20%	20%	22%	14%**	16%*
US born	94%	94%	92%**	93%	93%
Parent employment	70%	70%	69%	69%	67%
Race/ethnicity
White	66%	68%	64%*	53%***	57%***
Hispanic	12%	11%	13%	16%	13%
Black	16%	16%	14%	21%*	20%*
Other	6.7%	5.6%	8.8%***	9.3%**	9.6%*
Parent education
< High school	12%	12%	12%	17%	17%**
High school	28%	28%	27%	31%	31%
Some college	30%	29%	31%*	33%	31%
College graduate	30%	32%	30%	19%***	22%***
n	17,669	11,944	3,799	901	1,025

Note: Descriptive statistics are averaged over 20 imputed datasets and account for survey weighting and clustering. Birthweight and pubertal status are both mean-centered. Asterisks indicate significant differences from the “no maltreatment” class.

^*p < .05.

^**p < .01.

^***p < .001.