Table 2. Sociodemographic and structural factors and well-being of female respondents.

		Total	Well-being					p-value*
			High			Low
		N	N	%		N	%
Total		13,980	8,023	57.4		5,957	42.6
Age (years)	≤29	2,871	1,766	61.5		1,105	38.5	<0.001
	30–39	3,995	2,445	61.2		1,550	38.8
	40–49	4,191	2,373	56.6		1,818	43.4
	50–59	1,992	1,019	51.2		973	48.8
	≥60	931	420	45.1		511	54.9
Education	Middle school	1,849	810	43.8		1,039	56.2	<0.001
	High school	5,714	3,196	55.9		2,518	44.1
	Junior college	2,744	1,695	61.8		1,049	38.2
	College or higher	3,673	2,322	63.2		1,351	36.8
Monthly income (KRW)	<1 million	3,043	1,502	49.4		1,541	50.6	<0.001
	1–1.99 million	7,525	4,430	58.9		3,095	41.1
	2–2.99 million	2,300	1,399	60.8		901	39.2
	≥3 million	1,112	692	62.2		420	37.8
Smoking	Non-smoker	12,793	7,321	57.2		5,472	42.8	0.156
	Current smoker	393	244	62.1		149	37.9
	Ex-smoker	794	458	57.7		336	42.3
Alcohol consumption	Non-drinker	5,008	2,700	53.9		2,308	46.1	<0.001
	Moderate drinker	7,647	4,665	61.0		2,982	39.0
	Excessive drinker	1,325	658	49.7		667	50.3
Occupation	White collar	5,995	3,779	63.0		2,216	37.0	<0.001
	Blue collar	3,161	1,494	47.3		1,667	52.7
	Pink collar	4,824	2,750	57.0		2,074	43.0
Working time	≤40	6,317	3,588	56.8		2,729	43.2	0.149
	41–52	4,392	2,540	57.8		1,852	42.2
	53–60	2,310	1,363	59.0		947	41.0
	≥61	961	532	55.4		429	44.6
Employment contract	Standard	9,969	5,962	59.8		4,007	40.2	<0.001
	Contingent	4,011	2,061	51.4		1,950	48.6
Shift work	Absent	13,073	7,547	57.7		5,526	42.3	0.002
	Present	907	476	52.5		431	47.5
Number of employees	≤4	4,645	2,709	58.3		1,936	41.7	<0.001
	5–49	6,932	3,865	55.8		3,067	44.2
	50–299	1,887	1,165	61.7		722	38.3
	≥300	516	284	55.0		232	45.0
Job dissatisfaction	Low	10,445	6,631	63.5		3,814	36.5	<0.001
	High	3,535	1,392	39.4		2,143	60.6
Job insecurity	Low	13,134	7,580	57.7		5,554	42.3	0.002
	High	846	443	52.4		403	47.6
Lack of social support	Low	10,492	6,422	61.2		4,070	38.8	<0.001
	High	3,488	1,601	45.9		1,887	54.1
Work intensity	Low	8,691	5,085	58.5		3,606	41.5	0.001
	High	5,289	2,938	55.5		2,351	44.5
Insufficient job autonomy	Low	6,673	3,876	58.1		2,797	41.9	0.112
	High	7,307	4,147	56.8		3,160	43.2
Lack of reward	Low	10,425	6,510	62.4		3,915	37.6	<0.001
	High	3,555	1,513	42.6		2,042	57.4
Discrimination	No	12,448	7,207	57.9		5,241	42.1	0.001
	Yes	1,532	816	53.3		716	46.7
Violence at work	No	13,194	7,674	58.2		5,520	41.8	<0.001
	Yes	786	349	44.4		437	55.6

*Chi-square test for comparison between high and low well-being.