Table 4.

Adjusted Relative Risk of Peer Violence Perpetration by Generation Among Boston Public High School Students, 2008 (n = 1,348)

	Model 1	Model 2	Model 3	Model 4
	RR (95% CI)	RR (95% CI)	RR (95% CI)	RR (95% CI)
Generation
First, recent	0.32 (0.19, 0.52)	0.33 (0.20, 0.53)	0.39 (0.23, 0.67)	0.35 (0.19, 0.62)
First, nonrecent	0.94 (0.68, 1.32)	0.94 (0.74, 1.24)	0.96 (0.72, 1.28)	0.90 (0.68, 1.20)
Second	0.84 (0.59, 1.18)	0.84 (0.60, 1.16)	0.82 (0.57, 1.17)	0.79 (0.55, 1.15)
Third	1.0	1.0	1.0	1.0
Grade in school
9th		1.0	1.0	1.0
10th		0.78 (0.58, 1.06)	0.69 (0.49, 0.98)	0.71 (0.51, 1.00)
11th		0.79 (0.61, 1.05)	0.72 (0.53, 0.96)	0.74 (0.54, 0.99)
12th		0.58 (0.39, 0.84)	0.50 (0.35, 0.74)	0.56 (0.39, 0.81)
Race/ethnicity
White, non-Latino		1.0	1.0	1.0
Black, non-Latino		0.93 (0.75, 1.15)	0.99 (0.79,1.24)	0.90 (0.71, 1.14)
Latino		1.19 (0.87, 1.62)	1.11 (0.82, 1.52)	1.03 (0.77, 1.40)
Asian, non-Latino		0.52 (0.30, 0.91)	0.62 (0.34, 1.13)	0.65 (0.35, 1.22)
Other, non-Latino		0.92 (0.64, 1.32)	0.89 (0.57, 1.39)	0.79 (0.51, 1.25)
Female		0.75 (0.55, 1.01)	0.68 (0.48, 0.95)	0.64 (0.45, 0.91)
Depressive symptoms			1.06 (1.04, 1.08)	1.04 (1.02, 1.07)
Past 30-day substance use			2.13 (1.72, 2.63)	2.03 (1.64, 2.52)
Poor school performance			1.41 (1.17, 1.70)	1.41 (1.18, 1.68)
Live in single-parent household				1.07 (0.87, 1.32)
Physical discipline/assault by a caregiver				2.33 (1.68, 3.24)
Perceived neighborhood problems				1.04 (1.01, 1.08)