TABLE 2—

Multivariate Analysis Results for Predictors of Self-Harm in New York City Jails, No Interactions: January 1, 2010–January 31, 2013

Variables	OR (95% CI)
Self-harm
Solitary confinement	6.89 (6.07, 7.82)
SMI	7.97 (6.85, 9.29)
Age ≤ 18 y	7.50 (6.61, 8.52)
Length of stay (6 mos)	1.43 (1.38, 1.48)
Hispanic vs Black	1.43 (1.26, 1.61)
White vs Black	1.83 (1.48, 2.27)
Potentially fatal self-harm
Solitary confinement	6.27 (3.92, 10.01)
SMI	8.15 (5.5, 13.16)
Length of stay (6 mos)	1.43 (1.28, 1.69)
Hispanic vs Black	3.09 (1.93, 4.97)
White vs Black	4.92 (2.63, 9.17)

Note. CI = confidence interval; OR = odds ratio; SMI = serious mental illness. All variables were significant at P < .001.