Table 1.

Participants’ characteristics by the five distinctive sexual-risk trajectory groups (%)

	High (n = 1,055)	Decreased (n = 785)	Increased- Early (n = 1,451)	Increased- Late (n = 1,171)	Low (n = 957)	Total (n = 5,419)
Gender	*
Males	49.8	68.4	42.0	52.6	53.4	51.6
Females	50.2	31.6	58.0	47.4	46.6	48.4
Ethnicity	*
African-American	25.5	42.9	22.4	22.1	22.2	25.9
Hispanic	21.6	24.3	20.4	21.4	21.2	21.5
White/Other	52.9	32.8	57.3	56.6	56.6	52.6
Mother was supportive	*
Very	66.0	67.3	75.1	81.3	79.7	74.4
Somewhat	30.1	28.1	22.7	17.1	17.6	22.8
Not Very	3.9	4.6	2.2	1.6	2.7	2.8
Father was supportive	*
Very	56.4	59.6	66.6	74.1	75.3	67.4
Somewhat	35.5	32.2	29.5	23.5	21.8	28.0
Not Very	8.1	8.3	3.9	2.3	3.0	4.6
Started dating by age 12	40.1*	36.4	26.0	20.4	15.6	27.4
Had sex by age 14	51.7*	45.5	18.4	8.3	15.8	28.3
Peers influence: percentage of peers who
Drunk at least once a month	53.6*	40.1	38.3	33.4	28.2	38.7
Ever used drugs	63.9*	52.5	49.8	41.7	37.5	49.1
Belonged to a gang	39.9*	38.9	30.1	27.1	26.7	32.1
Went to church regularly	83.4*	84.4	88.9	88.8	89.6	87.2
Did volunteer work	61.2*	66.2	66.5	67.8	68.0	66.0
Early delinquent behavior by age 14	61.5*	56.3	44.9	37.5	34.3	46.3
Arrested by age 14	11.3*	10.1	4.3	2.7	2.5	5.8
Incarcerated by age 14	4.6*	3.8	0.9	0.3	0.6	1.9
Marital status in 2005	*
Married	17.1	5.3	17.7	14.6	3.1	12.5
Never married	80.1	92.8	81.1	84.7	96.7	86.2
Divorced	2.8	1.8	1.2	0.7	0.2	1.3
Employed in 2005	88.8*	83.2	88.6	90.0	86.1	87.8
Ever repeated a grade	23.3*	35.8	16.5	13.9	14.3	19.2
Received money from a government program	23.4*	18.6	17.6	11.9	5.0	15.4

Chi-square test: ^*p < 0.05