TABLE 1.

County characteristics during pre‐SIP 5‐month period

Variable	Urban (n = 1,794)	Rural (n = 855)	P value
County population estimate in 2019 (in 10,000s; mean, SD)	16.78 (42.94)	1.68 (1.81)	<.001
Poison control center call count: per‐county‐per‐month (mean, SD):
All narcotics	4.305 (12.024)	0.46 (1.006)	<.001
Methamphetamine	0.34 (1.979)	0.065 (0.304)	<.001
Opioid	1.796 (6.399)	0.182 (0.518)	<.001
Cocaine	0.237 (0.983)	0.01 (0.103)	<.001
Benzodiazepines	2.223 (5.44)	0.241 (0.643)	<.001
Other narcotics	0.14 (1.377)	0.006 (0.088)	<.001
Exposure at home	3.71 (9.867)	0.396 (0.883)	<.001
Poison control center call rate: per‐county‐per‐month/10,000 population (mean, SD)
All narcotics	0.249 (0.357)	0.223 (0.58)	.007
Methamphetamine	0.027 (0.126)	0.029 (0.172)	.568
Opioid	0.099 (0.205)	0.094 (0.401)	.389
Cocaine	0.01 (0.049)	0.005 (0.076)	<.001
Benzodiazepines	0.131 (0.224)	0.113 (0.389)	.006
Other narcotics	0.005 (0.035)	0.002 (0.03)	<.001
Exposure at home	0.219 (0.325)	0.195 (0.552)	.009

Note: Excluded 493 counties that did not have SIP. P values were obtained via 2‐sample t‐tests.

Abbreviation: SD, standard deviation.