Correlates of Smoke-Free Home Policies in Shanghai, China

Table 1

Participant characteristics and bivariate analyses comparing those with a complete smoke-free home policy with those without a complete policy.

Characteristics	Total; N = 500	Complete policy; n = 176	No or partial policy; n = 324	P
Sociodemographics
Gender
Male	48.2	40.9	52.2	0.021
Female	51.8	59.1	47.8
Ethnic
Han	99.6	99.4	99.7	0.192
Others	0.4	0.6	0.3
Age
<20	0.6	0.6	0.6
20–29	25.0	26.1	24.4
30–39	20.4	17.6	21.9	0.941
40–49	19.6	20.5	19.1
50–59	18.2	18.8	17.9
≥60	16.2	16.5	16.0
Education
Less than high school	51.5	46.3	54.4
High school graduate	19.2	18.9	19.4	0.173
Some college/vo-tech	13.1	14.3	12.5
College graduate or higher	16.2	20.6	13.8
Work status
Employed full-time	59.5	57.9	60.5
Employed part-time	9.9	8.2	10.7	0.925
Retired	19.0	21.1	17.9
Homemaker	7.5	7.6	7.5
Average personal income
Less than 1000 Yuan	27.1	35.5	30.0
1001–2000 Yuan	26.4	20.5	24.4	0.092
2001–3000 Yuan	29.6	23.5	27.5
More than 3000 Yuan	16.9	20.5	18.7
Marital status
Married	86.6	87.5	86.1	0.750
Single	10.4	9.7	10.8
Others	3.0	2.8	3.1
Setting
Urban	49.9	39.4	60.6	0.049
Suburban	50.1	30.8	69.2
Knowledge about smoking
Knowledge about SHS	9.5 ± 1.7	9.6 ± 2.2	9.4 ± 1.6	0.172
Knowledge about THS	9.1 ± 1.7	9.2 ± 2.0	9.1 ± 1.5	0.550
Social factors
Have a smoker at home	61.6	43.8	71.3	<0.001
Average smokers at home	0.8 ± 0.8	0.9 ± 0.7	0.6 ± 0.7	<0.001
Have child(ren) under 18 years old	46.8	49.7	45.2	0.353
Have child(ren) under 5 years old	25.5	32.2	21.9	0.013
Number of friends/relatives who smoke
≥half	47.6	36.6	53.6	<0.001
<half	52.4	63.7	46.4
Number of friends/relatives who permit smoking at home
≥half	45.8	28.5	54.3	<0.001
<half	54.2	71.5	45.7
Smoking status
Current smokers	29.0	17.0	35.5
Nonsmokers	68.0	81.7	61.1	<0.001
Ex-smokers	3.0	2.3	3.4
Among smokers
Number of days of smoking, past 30 days	23.6 ± 10.8	21.2 ± 11.2	24.3 ± 10.4	0.133
Number of quitting attempts, past 12 months	1.9 ± 4.0	3.0 ± 7.4	1.6 ± 2.4	0.080