Elevated depressive symptoms and adolescent injury: examining associations by injury frequency, injury type, and gender

Table 3 Multivariable Logistic Regression of violence-related injury on depression and covariates (OR and 95% CIs reported)

Variables	Model 1	95% CI	Model 2	95% CI
Higher risk of depression	2.21***	1.61, 3.03	2.25***	1.64, 3.10
Lower risk of depression	Ref	Ref	Ref	Ref
Grade level
10	2.04***	1.46, 2.85	1.89***	1.35, 2.64
11	1.27	0.90, 1.78	1.32	0.93, 1.85
12	Ref		Ref
Gender
Male	2.53***	1.89, 3.37	2.40***	1.80, 3.20
Female	Ref		Ref
Weekly spending money, $
40 or more	1.10	0.82, 1.48	1.16	0.86, 1.56
Unknown	0.69	0.44, 1.08	0.77	0.49, 1.21
Below 40	Ref		Ref
Risk taking behaviours
Current smoker	2.20***	1.54, 3.14	1.95***	1.35, 2.81
Nonsmoker	Ref		Ref
Heavy drinking	1.61**	1.06, 2.44
Light drinking	1.36	0.93, 2.00
No drink	Ref
Frequent marijuana use			2.22***	1.53, 3.23
Infrequent marijuana use			1.11	0.75, 1.66
No marijuana			Ref
Multiple partners	2.48***	1.69, 3.65	2.27***	1.52, 3.37
Single partner	1.44**	1.01, 2.06	1.38	0.97, 1.97
Sexually inactive	Ref		Ref
Individual school measures
Academic Marks ≥70%	0.83	0.61, 1.14	0.89	0.65, 1.21
Academic Marks <70%	Ref		Ref
Absence from school 3 days or more	1.69***	1.18, 2.42	1.52**	1.05, 2.18
Absence from school 1 or 2 days	1.63***	1.17, 2.28	1.54**	1.10, 2.14
No absence from school	Ref		Ref
School team sports	0.98	0.74, 1.31	1.03	0.77, 1.38
No school team sports	Ref		Ref

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