Table 1.

Percentage distributions of sociodemographic, behavior, and health conditions for adult immigrants by e-cigarette use (NHIS 2016-2017).

	Never use (N = 7363)	Ever use (N = 591)	P-value
Length of stay in the United States (years)
0-4	11.0 [9.8, 12.2]	10.4 [7.4, 14.3]	.204
5-9	9.0 [8.1, 10.0]	9.2 [6.0, 13.8]
10 and above	80.0 [78.4, 81.5]	80.5 [75.5, 84.6]
English proficiency
Not well	28.6 [26.7, 30.6]	11.3 [7.7, 16.2]	<.001
Well	24.3 [22.9, 25.8]	20.7 [16.3, 25.8]
Very well	47.1 [45.0, 49.1]	68.1 [62.3, 73.3]
Age
18-29	14.1 [12.9, 15.4]	31.2 [25.7, 37.3]	<.001
30-44	34.6 [33.0, 36.2]	39.5 [34.3, 45.1]
45-64	36.2 [34.6, 37.9]	25.1 [20.9, 29.9]
65-	15.1 [14.0, 16.3]	4.2 [2.6, 6.8]
Sex
Male	47.0 [45.4, 48.5]	70.4 [65.4, 75.0]	<.001
Female	53.0 [51.5, 54.6]	29.6 [25.0, 34.6]
Race/ethnicity
Non-Hispanic White	17.9 [16.4, 19.5]	31.7 [27.0, 36.8]	<.001
Hispanic	47.2 [44.3, 50.1]	40.0 [33.7, 46.7]
Non-Hispanic Black	9.2 [8.0, 10.5]	6.5 [3.8, 10.8]
Non-Hispanic Asian	25.1 [23.2, 27.1]	21.1 [16.8, 26.0]
Non-Hispanic other	0.6 [0.4, 0.9]	0.8 [0.3, 1.8]
Marital status
Non-married	35.4 [33.7, 37.1]	54.5 [49.3, 59.6]	<.001
Married	64.6 [62.9, 66.3]	45.5 [40.4, 50.7]
Educational attainment
Less than high school	24.8 [23.0, 26.7]	15.2 [11.4, 20.1]	<.001
High school	21.9 [20.4, 23.4]	19.9 [16.3, 24.0]
College	39.4 [37.7, 41.2]	54.9 [49.1, 60.5]
Graduate	13.9 [12.6, 15.4]	10.0 [7.5, 13.4]
Poverty status (%FPL)
Below 100	17.1 [15.9, 18.5]	12.3 [9.1, 16.4]	.004
100-199	24.6 [23.1, 26.2]	19.7 [15.6, 24.6]
200 and above	58.2 [56.1, 60.3]	68.0 [62.6, 72.9]
Cigarette smoking status
Non-smoker	78.7 [77.4, 79.9]	30.2 [25.4, 35.6]	<.001
Current smoker	6.2 [5.5, 7.0]	42.8 [37.6, 48.1]
Former smoker	15.1 [14.0, 16.3]	27.0 [22.8, 31.7]
Asthma
No	92.2 [91.4, 93.0]	89.1 [85.9, 91.7]	.029
Yes	7.8 [7.0, 8.7]	10.9 [8.3, 14.2]

Abbreviations: FPL, federal poverty line; NHIS, National Health Interview Survey.

E-cigarette ever use includes both current use and prior use.