TABLE 4.

Demographic Distributions With Symptoms or Not, and the Degree of the Symptoms

						With Symptoms
	No Symptoms		With Symptoms			PL = 0%	0%<PL≤20%	20%<PL≤40%	40%<PL≤60%	60%<PL≤100%
	N	%	N	%	P	%	%	%	%	%
Gender
Male	6,950	75.3	2,274	24.7	<0.001*	4.4	5.6	5.3	4.3	5.0
Female	2,077	66.4	1,049	33.6		6.8	8.1	7.2	4.7	6.7
							0.0	0.0	0.0	0.0
Age, years							0.0	0.0	0.0	0.0
19–29	1,117	81.4	255	18.6	<0.001†	1.7	3.2	4.2	3.6	5.8
30–39	2,124	76.4	655	23.6		3.6	4.7	5.3	4.4	5.6
40–49	3,131	71.8	1,228	28.2		5.2	6.7	6.2	4.5	5.5
50–59	2,374	68.6	1,088	31.4		6.8	8.0	6.6	4.9	5.3
≥60	281	74.3	97	25.7		8.7	8.2	3.2	2.4	3.2
							0.0	0.0	0.0	0.0
							0.0	0.0	0.0	0.0
Occupation							0.0	0.0	0.0	0.0
Manager	1,652	73.2	606	26.8	<0.001*	5.3	7.4	6.5	4.2	3.5
Clerical and administrative support	1,008	69.6	441	30.4		6.0	7.8	7.5	4.1	5.1
Sales	2,941	74.7	994	25.3		4.0	5.1	5.0	4.5	6.8
Research and development	1,830	74.0	643	26.0		4.8	6.2	6.3	4.4	4.3
Production line	1,583	71.5	632	28.5		6.2	6.4	4.7	4.7	6.5
Others	13	65.0	7	35.0		5.0	5.0	5.0	10.0	10.0
							0.0	0.0	0.0	0.0
Total	9,027	73.1	3,323	26.9		5.0	6.3	5.8	4.4	5.4

PL, proportion of productivity loss due to presenteeism.

^*Chi-square test.

^†Chi-square test for trend.