Table 2.

Health Care Utilization by Types of Health Care Service and Tobacco Use Status Among US Adults, 2012–2015

	Current ST users	Former ST users	Non-ST tobacco users	Never tobacco users
Sample size	2771	10338	55320	67606
Hospital nights (in the past 12 months)
% With ≥1 night	8.0	8.0	10.3	7.9
Mean number of nights (sd)	9.4 (2.8)	6.8 (0.6)	6.9 (0.2)	6.0 (0.2)
ER visits (in the past 12 months)
% With ≥1 visit	22.9	20.2	21.9	16.1
Mean number of visits (sd)	2.2 (0.1)	2.0 (0.1)	2.0 (0.0)	1.9 (0.0)
Doctor visits (in the past 2 weeks)
% With ≥1 visit	16.5	18.7	22.1	18.0
Mean number of visits (sd)	1.4 (0.1)	1.5 (0.0)	1.5 (0.0)	1.4 (0.0)
Home care visits (in the past 2 weeks)
% With ≥1 visit	0.7	1.0	1.4	1.2
Mean number of visits (sd)	6.7 (2.0)	5.5 (0.6)	5.7 (0.2)	5.9 (0.3)

ER = emergency room; sd = standard deviation; ST = smokeless tobacco.