Table 3.

Respondents’ characteristics (N = 1270)

Measure	Items	Frequency	(%)
Gender	Male	814	64.1
	Female	456	35.9
Age (years)	<20	8	0.6
	20–29	187	14.7
	30–39	243	19.1
	40–49	298	23.5
	50–59	353	27.8
	60–69	163	12.8
	≥70	18	1.4
Type of employer	Manufacturing	335	26.4
	Service-based	412	32.4
	Other	523	41.2
Type of occupation	Production-based	234	18.4
	Clerical	431	33.9
	Service-based	455	35.8
	Other	150	11.8
Number of employees in the workplace	<5	250	19.7
	5–9	152	12.0
	10–29	304	23.9
	30–49	235	18.5
	50–99	106	8.3
	≥100	223	17.6
Time in the workplace (years)	<1	197	15.5
	1–4	520	40.9
	5–9	230	18.1
	≥10	323	24.4
Number of visits to an HZ	1 ~ 2	943	74.3
	3–5	206	16.2
	6–9	45	3.5
	≥10	76	6.0