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. Author manuscript; available in PMC: 2019 Apr 1.
Published in final edited form as: Am J Prev Med. 2018 Feb 21;54(4):530–538. doi: 10.1016/j.amepre.2018.01.013

Table 1.

Demographic Characteristics and Other Selected Variables, Overall and by Low and High Risk for Non-fatal Suicidal Behaviors Among High School Students, National YRBS, 2015

Characteristics Total Low risk for non-fatal suicidal behaviorsa High risk for non-fatal suicidal behaviorsb p-valuec

Ne %f (95% CI) %e (95% CI) %f (95% CI)
Sex
 Male 3,866 56.0 (53.3, 58.6) 81.6 (79.5, 83.6) 18.4 (16.4, 20.5) <0.001
 Female 3,104 44.0 (41.4, 46.7) 70.5 (67.8, 73.1) 29.5 (26.9, 32.2)
Race/Ethnicity
 White, non-Hispanic 3,103 54.8 (49.2, 60.2) 76.8 (73.6, 79.8) 23.2 (20.2, 26.4) 0.221
 Black, non-Hispanic 827 14.8 (12.3, 17.7) 79.9 (73.5, 85.1) 20.1 (14.9, 26.5)
 Hispanic 2,273 22.1 (17.9, 27.0) 76.1 (73.3, 78.7) 23.9 (21.3, 26.7)
Grade
 9 and 10 2,827 41.8 (39.6, 43.9) 75.3 (72.8, 77.7) 24.7 (22.3, 27.2) 0.082
 11 and12 4,105 58.2 (56.1, 60.4) 77.7 (75.6, 79.8) 22.3 (20.2, 24.4)
Sexual identity
 Heterosexual 6,776 97.8 (97.3, 98.2) 77.2 (75.4, 79.0) 22.8 (21.0, 24.6) 0.007
 Gay/Lesbian 194 2.2 (1.8, 2.7) 54.1 (40.7, 66.9) 45.9 (33.1, 59.3)
Sexual orientation discordance
 Yes 311 3.9 (3.1, 4.9) 53.7 (46.8, 60.4) 46.3 (39.6, 53.2) <0.001
 No 6,659 96.1 (95.1, 96.9) 77.6 (75.9, 79.3) 22.4 (20.7, 24.1)
Bullied on school propertyd
 Yes 1,337 20.7 (19.1, 22.4) 57.8 (52.5, 62.9) 42.2 (37.1, 47.5) <0.001
 No 5,599 79.3 (77.6, 80.9) 81.8 (80.4, 83.2) 18.2 (16.8, 19.6)
Ever drank alcohol
 Yes 5,457 80.9 (78.9, 82.6) 75.4 (73.8, 77.0) 24.6 (23.0, 26.2) 0.002
 No 1,281 19.1 (17.3, 21.1) 82.3 (77.5, 86.3) 17.7 (13.7, 22.5)
Ever used marijuana
 Yes 3,949 57.7 (54.3, 60.9) 73.7 (71.5, 75.7) 26.3 (24.3, 28.5) <0.001
 No 2,814 42.3 (39.1, 45.7) 80.9 (77.6, 83.9) 19.1 (16.1, 22.4)
Ever physically forced to have sexual intercourse
 Yes 666 9.0 (7.8, 10.3) 48.6 (43.0, 54.3) 51.4 (45.7, 57.0) <0.001
 No 6,239 91.0 (89.7, 92.2) 79.7 (77.9, 81.4) 20.3 (18.6, 22.1)

Notes: Boldface indicates statistical significance (p<0.05).

a

Did not seriously consider attempting suicide, did not make a plan about how they would attempt suicide, and did not attempt suicide during the past 12 months.

b

Seriously considered attempting suicide, made a plan about how they would attempt suicide, or attempted suicide during the past 12 months.

c

p-value is comparing characteristics by low versus high risk for non-fatal suicidal behaviors using chi-square test.

d

During the past 12 months.

e

Sample n are unweighted.

f

Percents are weighted.

YRBS, Youth Risk Behavior Survey.