Socioeconomic position and work, travel, and recreation-related physical activity in Japanese adults: a cross-sectional study

Table 1 Characteristics of the respondents, stratified by gender

	General Japanese^a	All		Men		Women		p-value
		n = 3132		n = 1579		n = 1553
		n	%	n	%	n	%
Age, years
30–39	34.1	1072	34.2	540	34.2	532	34.3	0.919
40–49	35.0	1115	35.6	567	35.9	548	35.3
50–59	30.9	945	30.2	472	29.9	473	30.5
mean ± SD		44.2 ± 8.1		44.2 ± 8.1		44.1 ± 8.1		0.533
Living with family in household (no.)
0 (live single)	32.4	555	17.7	365	23.1	190	12.2	<0.001
1	27.2	701	22.4	290	18.4	411	26.5
2	18.2	841	26.9	414	26.2	427	27.5
3	14.4	707	22.6	344	21.8	363	23.4
4≥	7.8	328	10.5	166	10.5	162	10.4
Body mass index, kg/m²
<25	77.0	2478	79.1	1111	70.4	1367	88.0	<0.001
≥25	23.0	654	20.9	468	29.6	186	12.0	<0.001
mean ± SD		22.5 ± 3.8		23.6 ± 3.8		21.4 ± 3.5		<0.001
Household motor vehicles (no.)
0	18.0	723	23.1	368	23.3	355	22.9	0.737
1	42.9	1385	44.2	705	44.6	680	43.8
≥2	39.1	1024	32.7	506	32.0	518	33.4
Household income
<3 million yen	32.7	981	31.3	501	31.7	480	30.9	0.831
3–7 million yen	40.5	1291	41.2	643	40.7	648	41.7
≥7million yen	26.8	860	27.5	435	27.5	425	27.4
Educational level
Junior high or high school graduation	65.3	827	26.4	412	26.1	415	26.7	<0.001
2 years college degree or equivalent	14.8	865	27.6	257	16.3	608	39.2
4 years college or higher degree	19.9	1440	46	910	57.6	530	34.1
Employment status
Non full time worker	43.4	1465	46.8	375	23.7	1090	70.2	<0.001
Full time woker	56.6	1667	53.2	1204	76.3	463	29.8	<0.001
Physical activity
Work
Inactive	–	2614	83.5	1276	80.8	1338	86.2	<0.001
Active	–	518	16.5	303	19.2	215	13.8	<0.001
Travel
Inactive	–	1724	55.0	877	55.5	847	54.5	0.573
Active	–	1408	45.0	702	44.5	706	45.5	0.573
Recreation
Inactive	–	2334	74.5	1127	71.4	1207	77.7	<0.001
Active	–	798	25.5	452	28.6	346	22.3	<0.001
Total
Inactive	–	1737	55.5	818	51.8	919	59.2	<0.001
Active	–	1395	44.5	761	48.2	634	40.8	<0.001

SD Standard deviation
a: age, living with household, educatinal status, employment status: Basic Resident Register 2010; BMI: National Health and Nutrition Survey2012; Household motor vehicles: Market Trend Survey Passenger Vehicles 2013; Household income: Comprehensive Survey of Living Conditions 2012

ISSN: 1471-2458