TABLE 1.

Percent distribution of demographic, family, social, and behavioral covariates among U.S. transgender and non-binary youth in grades 7-12 participating in the LGBTQ Teen Study, by sex assigned at birth and gender identity (N=3673)

Variable	Total (N=3673), %	Assigned female at birth		Assigned male at birth
		Transgender boys (n=1359), %	Non-binary youth (n=1947), %	Transgender girls (n=158), %	Non-binary youth (n=209), %
Total		37.0	53.0	4.3	5.7
Region
Northeast	18.2	17.7	18.2	18.6	21.3
South	35.4	32.3	37.6	36.5	34.8
North Central	24.2	27.8	22.1	23.1	20.3
West	22.2	22.1	22.1	21.8	23.7
Race/ethnicity
White	68.1	71.5	66.1	70.3	62.7
Black	3.0	2.3	3.3	4.4	4.3
Asian	3.0	2.2	3.3	5.7	3.3
Hispanic/Latino	8.2	7.1	9.0	5.7	10.0
Biracial/Multiracial	15.3	14.8	15.8	12.7	16.7
Another race	2.3	2.1	2.4	1.3	2.9
Caregiver education
HS/GED or less	16.6	20.0	14.1	11.2	19.9
Some college	27.7	29.5	26.6	25.2	27.9
4-year degree	33.3	32.8	33.9	39.9	27.9
Graduate degree	22.3	17.7	25.3	23.8	24.4
Out to teachers
None	48.2	28.3	60.7	45.6	63.1
A few	20.9	20.8	21.3	20.4	19.5
Some	9.4	13.4	7.3	6.2	5.6
Most	10.9	17.7	6.6	13.4	5.8
All	10.5	19.9	4.1	14.4	6.0
Alcohol use
0 days	44.5	41.3	46.5	48.5	43.8
1 or 2 days	17.8	16.7	18.3	18.0	20.4
3 to 9 days	18.2	19.2	17.8	15.2	18.2
10 to 19 days	8.1	9.7	7.0	10.0	5.9
20 to 39 days	5.6	6.8	5.4	2.2	3.3
40 to 99 days	3.0	2.9	3.0	2.7	5.1
100 or more days	2.6	3.4	2.0	3.5	3.3
	Mean (SD)	Mean (SD)	Mean (SD)	Mean (SD)	Mean (SD)
Age (years)	15.40 (1.29)	15.45 (1.25)	15.31 (1.32)	15.74 (1.22)	15.77 (1.28)
Family connectedness	3.18 (1.00)	3.09 (1.04)	3.20 (0.97)	3.35 (1.05)	3.42 (1.00)
State SSM approval	0.62 (0.08)	0.62 (0.08)	0.62 (0.08)	0.62 (0.08)	0.61 (0.08)

Note. SD = standard deviation. HS = high school. GED = general equivalency diploma. SSM = same-sex marriage.