. Author manuscript; available in PMC: 2014 Jan 1.

Published in final edited form as: J Early Adolesc. 2012 Nov 19;33(1):131–154. doi: 10.1177/0272431612467536

Table 1.

Youth demographics


	Cohort 1 (n = 46)		Cohort 2 (n = 45)		Total (n = 91)

Variables	n^a	%^b	n	%^c	n^a	%^d
Gender
Male	23	50.00	22	48.89	45	49.45
Female	22	47.83	23	51.11	45	49.45
Ethnicity
Black	24	52.17	13	28.89	37	40.66
Latino/a	19	41.30	18	40.00	37	40.66
Other (includes Asian, Bi-racial, unknown)	3	6.52	14	31.11	17	18.68
Grade at start of Step- Up
9th	14	30.43	2	4.44	16	17.58
10th	21	45.65	16	35.56	37	40.66
11th	10	21.74	14	31.11	24	26.37
12th	0	0.00	13	28.89	13	14.29
Youth Age at start of Step-Up (Mean ± SD)	15.80 ± 1.14		15.89 ± 1.11		15.84 ± 1.12

numbers may not add up to 46 or 91 due to missing data on 1 participant

% are out of n = 46 for Cohort 1

% are out of n = 45 for Cohort 2

% are out of n = 91 for total sample