. Author manuscript; available in PMC: 2023 Mar 7.

Published in final edited form as: Lancet Public Health. 2023 Jan 23;8(3):e184–e193. doi: 10.1016/S2468-2667(22)00290-0

Table:

Explanatory variables used in the study

	Data source	Available period	Geographical resolution	Mean (SD)
Observed suicide-related deaths	NVSS	2003–19	County level	12·3 (32)
Unemployment rate	BLS	2003–19	County level	0·067 (0·03)
Mean weekly wage, $US	BLS	2003–19	County level	664 (162)
Proportion of population living in poverty	SAIPE	2003–19	County level	0·162 (0·06)
Median household income, US$	SAIPE	2003–19	County level	44 392 (11 749)
Proportion of population living in firearm owning households	RAND	2005–16	State level	0·412 (0·11)
Proportion of population with major depressive episode	NSDUH	2005–18	State level	0·069 (0·01)
Population density per square mile, log	Census	2005–19	County level	3·77 (1·8)

Mean and SDs are reported for 2005–16 for all variables. NVSS=National Vital Statistics System. BLS=Bureau of Labor Statistics. SAIPE=Small Area Income and Poverty Estimates. RAND=The RAND Corporation. NSDUH=National Surveys on Drug Use and Health.