Table 2.

Multilevel Poisson regression model of firearm shooting events

N = 53,922	Model 1		Model 2		Model 3
	IRR	Std. error	IRR	Std. error	IRR	Std. error
Street segment level
Social disorder	10.7	1.51	10.5	1.49	10.2	1.43
Social disorder neighbor	1.08	0.021	1.08	0.012	1.08	0.012
Physical disorder	2.56	0.385	2.23	0.327	2.02	0.289
Physical disorder neighbor	1.43	0.453	1.15	0.361	0.971	0.308
Collective efficacy	0.584	0.069	0.627	0.074	0.597	0.070
Collective efficacy neighbor	1.04	0.084	1.03	0.083	1.05	0.083
Neighborhood level
Concentrated disadvantage			1.73	0.150	1.37	0.107
Residential mobility			0.943	0.083	0.969	0.073
Ethnic heterogeneity			0.891	0.067	1.07	0.071
Percent African Americans					1.02	0.002
Moran’s I	0.04		0.05		0.06
Constant	0.002	.000	0.002	0.000	0.002	0.000

Statistically significant values at p < 0.05 level in bold