Table 5.

Participants’ Characteristics by Obesity Trajectory Groups with BMI 95 %ile Criterion

	Persistently Non-Obese		Becoming Obese		Chronically Obese
	n	%	n	%	n	%
Gender***
Male	580	70.22	118	14.29	128	15.5
Female	648	78.55	92	11.15	85	10.3
Ethnicity***
Non-Hispanic White	414	79.31	58	11.11	50	9.58
Non-Hispanic Black	273	72.8	42	11.2	60	16
Hispanic	235	62.01	69	18.21	75	19.79
Asian	306	81.6	41	10.93	28	7.47
School Title Ia (SES)***
High SES	937	77.95	137	11.4	128	10.65
Low SES	291	64.81	73	16.26	85	18.93

Note. Chi-squared test of independence was used to assess significance; ***p < 0.001; Percentages are calculated for each row; ^aTitle I status indicates that at least 40 % of students come from low-income families