Table 1.

Sample description including siblings, survivors and the national sample

Variable	Siblings		Survivors		National
	N=3,034	%	N=10,398	%	N=5,712	% wtedc to Sibling sample	Actual %
Gendera
Female	1605	52.9	4804	46.2	2957	52.9	51.8
Male	1429	47.1	5594	53.8	2755	47.1	48.2
Race/ethnicitya
White and Other	2765	94.4	9362	90.3	3797	94.4	66.5
Black	68	2.3	464	4.5	1048	2.3	18.3
Hispanic	97	3.3	537	5.2	867	3.3	15.2
Age at interviewa
18-21	535	17.6	2508	24.1	538	17.6	9.4
22-26	677	22.3	3124	30.0	683	22.3	12.0
27-31	704	23.2	2422	23.3	745	23.2	13.0
32-48	1108	36.3	2344	22.5	2808	36.3	49.2
49-56	17	0.6	0	0.0	938	0.6	16.4
Household Incomea b
lt 10K	131	4.8	825	9.2	660	12.6	12.8
10-20K	222	8.1	1238	13.8	761	13.8	14.8
20-40K	682	24.8	2706	30.1	1496	30.2	29.0
40-60K	686	24.9	1974	21.9	944	17.7	18.3
gt 60K	1029	37.4	2255	25.1	1291	25.8	25.1
Current employa b
No	238	7.9	1451	14.9	1173	21.8	20.6
Yes	2768	92.1	8286	85.1	4513	78.2	79.4
Educationa b
Grades 0-12	724		3357	34.1	2368	41.2	41.6
Some post HS	1059	24.9	3682	37.4	1662	31.1	29.2
College grad	1123	36.4	2795	28.4	1666	27.8	29.2
		38.6
Marital Statusa b
Married or living as	1597	55.8	3877	38.9	3275	59.9	57.7
Sep/div/widow	262	9.2	815	8.2	862	7.2	15.2
Never married	1001	35.0	5287	53.0	1534	33.0	27.0

^aDifferences are significant for chi square models comparing siblings to survivors.

^bDifferences are significant for chi square models comparing siblings to NAS controls.

^cThese percents have been weighted to match the sibling sample by age, gender and race/ethnicity.