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

Table 4 Multivariable Logistic Regression of transport-related injury on depression and covariates (OR and 95% CIs reported)

Variables	Model 1	95% CI	Model 2	95% CI
Higher risk of depression	1.53**	1.10, 2.13	1.50**	1.07, 2.09
Lower risk of depression	Ref	Ref	Ref	Ref
Grade level
10	1.45**	1.03, 2.04	1.44**	1.02, 2.04
11	1.16	0.82, 1.62	1.17	0.84, 1.65
12	Ref		Ref
Gender
Male	3.11***	2.29, 4.23	3.07***	2.26, 4.17
Female	Ref		Ref
Weekly spending money, $
40 or more	0.96	0.70, 1.32	0.95	0.69, 1.31
Unknown	1.04	0.69, 1.58	1.15	0.76, 1.74
Below 40	Ref		Ref
Risk taking behaviours
Current smoker	1.16	0.79, 1.70	1.20	0.82, 1.77
Nonsmoker	Ref		Ref
Heavy drinking	1.14	0.77, 1.70
Light drinking	0.86	0.58, 1.27
No drink	Ref
Frequent marijuana use			1.34	0.94, 1.91
Infrequent marijuana use			1.23	0.84, 1.79
No marijuana			Ref
Multiple partners	2.43***	1.65, 3.58	2.23***	1.50, 3.31
Single partner	1.65***	1.18, 2.31	1.56***	1.12, 2.18
Sexually inactive	Ref		Ref
Individual school measures
Academic Marks ≥70%	0.68**	0.50, 0.92	0.71**	0.52, 0.96
Academic Marks <70%	Ref		Ref
Absence from school 3 days or more	1.51**	1.06, 2.17	1.60**	1.11, 2.30
Absence from school 1 or 2 days	0.91	0.64, 1.29	0.94	0.66, 1.34
No absence from school	Ref		Ref
School team sports	1.18	0.89, 1.57	1.19	0.89, 1.59
No school team sports	Ref		Ref

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