Table 1. Characteristics of service workers according to their experience of experience of depression and anxiety symptoms in the past 12 months.

	Men (n=8,255)				Women (n=7,414)
	Experience of depression and anxiety symptoms				Experience of depression and anxiety symptoms
	Yes (n=92, %=1.1)	No (n=8,163, %=98.9)	p		Yes (n=106, %=1.4)	No (n=7,308, %=98.6)	p
Age	42.2 ± 12.6	41.1 ± 12.1	0.39		42.0 ± 10.4	38.7 ± 11.2	0.002
Engaging with Complaints
rarely	50 (0.8)	5,919 (99.2)	<0.01		56 (1.1)	5,298 (98.9)	<0.01
sometimes	33 (1.7)	1,940 (98.3)			38 (2.1)	1,757 (97.9)
always	9 (2.9)	304 (97.1)			12 (4.5)	253 (95.5)
Suppressing Emotion
rarely	19 (0.7)	2,692 (99.3)	0.017		20 (0.9)	2,226 (99.1)	<0.01
sometimes	35 (1.1)	3,023 (98.9)			30 (1.1)	2,775 (98.9)
always	38 (1.5)	2,448 (98.5)			56 (2.4)	2,307 (97.6)
Income level (per month)
<1,000,000 Won	6 (0.9)	641 (99.1)	0.253		24 (1.7)	1,409 (98.3)	0.159
<2,000,000 Won	35 (1.4)	2,489 (98.6)			51 (1.3)	3,966 (98.7)
<3,000,000 Won	23 (0.8)	2,740 (99.2)			16 (1.2)	1,293 (98.8)
≥3,000,000 Won	28 (1.2)	2,293 (98.8)			15 (2.3)	640 (97.7)
Education level
middle school or below	7 (1.2)	602 (98.8)	0.965		8 (1.4)	552 (98.6)	0.953
high school	32 (1.1)	2,948 (98.9)			45 (1.5)	2,996 (98.5)
university	53 (1.1)	4,613 (98.9)			53 (1.4)	3,760 (98.6)
Job satisfaction
satisfied	51 (0.8)	6,211 (99.2)	<0.01		57 (1.0)	5,645 (99.0)	<0.01
unsatisfied	41 (2.1)	1,952 (97.9)			49 (2.9)	1,663 (97.1)
Working hours per week
<40 h per wk	27 (1.0)	2,776 (99.0)	0.626		40 (1.3)	3,106 (98.7)	0.304
<50 h per wk	33 (1.2)	2,660 (98.8)			40 (1.8)	2,250 (98.3)
≥50 h per wk	32 (1.2)	2,727 (98.8)			26 (1.3)	1,952 (98.7)