TABLE 1.

Comparison of White and Black young adult women on childhood and past year church attendance and lifetime alcohol involvement in 3,787 twin females

	White	Black
Age at Wave 4 interview	M = 21.6 years [2.7]; 18–29	M = 22.0 year [2.8]; 18–28
Religious service attendance
Childhood (C-RA): (between ages 6 and 13)
Never*	5.6 [4.8, 6.4]	3.3 [1.8, 4.8]
Occasionally, less than weekly**	32.3 [30.7, 33.9]	25.4 [21.8, 29.0]
Weeklyns	40.4ns [38.7, 42.0]	36.3 [32.3, 40.3]
More than weekly***	21.7 [20.3, 23.1]	35.0 [31.0, 39.0]
Adulthood (A-RA): past 12 months, age 18–29)
Never**	22.7 [21.3, 24.2]	17.3 [14.1, 20.4]
Occasionally, less than weeklyns	51.1ns [49.4, 52.8]	47.8 [43.6, 52.0]
Weekly*	16.1 [14.8, 17.4]	20.0 [16.7, 23.3]
More than weekly**	10.1 [9.1, 11.1]	14.9 [11.9, 17.9]
Alcohol use and disorder
Ever drank alcohol***	94.5 [93.7, 95.3]	86.8 [84.0, 89.6]
Age at first drink	M = 16.1 years [2.6]; 5–27	M = 17.2 years [3.1]; 5–28
Timing of first alcohol use
Before age 16***	41.0 [39.3, 42.8]	26.6 [22.7, 30.6]
Age 16–17**	32.6 [30.9, 34.3]	26.0 [22.1, 30.0]
Age 18 or older***	26.4 [24.8, 28.0]	47.4 [42.9, 51.9]
DSM5 alcohol use disorder*** among those who ever drank	31.1 [29.5–32.8]	16.8 [13.5, 20.2]

Significant differences between Whites and Blacks are indicated by:

^*p < .05;

^**p < .01;

^***p < .001.

ns = p > .05, not significant.