Table 2.

Models Predicting Firearm-Related Suicide Rate from 2012 to 2016 in the US

	Model 1 (R [2] = 0.660)	Model 2 (R2 = 0.678)	Model 3 (R2 = 0.716)	Model 4 (R2 = 0.742)
	β (SE)	β (SE)	β (SE)	β (SE)
Primary care provider rate	− < 0.01 (0.08)	0.01 (0.08)	− 0.01 (0.07)	0.05 (0.07)
Psychiatrist rate	0.02 (0.01)	0.01 (0.01)	0.02 (0.01)	0.01 (0.01)
Poverty rate	0.05 (0.04)	0.03 (0.04)	0.08 (0.04)*	0.08 (0.04)*
Hunting license rate	0.01 (< 0.01)**	0.01 (< 0.01)**	0.01 (< 0.01)**	0.01 (< 0.01)**
Density	− 0.27 (0.08)**	− 0.25 (0.08)**	− 0.15 (0.08)*	− 0.14 (0.07)*
Medicaid generosity		− 0.98 (0.28)**	− 0.36 (0.30)	0.13 (0.30)
Worker index			− 0.43 (0.17)*	− 0.46 (0.16)**
Alcohol regulations			− 0.44 (0.10)**	− 0.43 (0.10)**
Mental illness prohibition laws				− 0.50 (0.10)**

SE, standard error; N = 242. This table displays fixed effects models of state-level healthcare factors and policy factors predicting firearm-related suicide rate, excluding the District of Columbia and US territories. Models are adjusted for year and census division. *Value is significant at the 0.05 level. **Value is significant at the 0.01 level