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Table 2 General characteristics of the male subjects

From: The Association between Long Working Hours and Self-Rated Health

Variables

 

Total

Weekly working hours

p-value

 

≤40

40 < × ≤ 52

52 < × ≤ 60

>60

  

n(%*)

%†

%†

%†

%†

 

Age

Mean ± SD‡

40.0 ± 10.0

41.5 ± 10.2

40.8 ± 9.9

40.8 ± 9.9

41.1 ± 9.9

0.479§

(years)

25-34

759(31.6)

27.3

40.7

20.5

11.5

0.811∥

35-44

786(32.8)

27.0

40.8

21.4

10.8

45-54

566(23.6)

31.5

36.7

20.5

11.3

55-64

289(12.0)

30.1

39.5

19.7

10.7

Marital status

Never married

520(21.7)

28.3

41.9

20.0

9.8

0.196∥

Married

1,766(73.6)

28.4

39.7

20.6

11.3

Others

114(4.7)

31.6

28.1

25.4

14.9

Educational status

≤Junior high school

304(12.7)

34.2

29.6

22.7

13.5

<0.001∥

High school

819(34.1)

25.8

37.6

23.8

12.8

≥College

1,277(53.2)

28.9

43.4

18.2

9.5

Household income (KRW/month)¶

Mean ± SD‡

207.7 ± 260.5

224.6 ± 302.9

214.4 ± 273.7

190.1 ± 209.4

173.6 ± 155.4

<0.001**

Occupation

Non-manual

1,097(45.7)

29.4

44.0

17.6

9.0

<0.001∥

Manual

1,303(54.3)

27.8

36.0

23.3

12.9

Employment type

Regular worker

1,879(78.3)

27.0

41.0

20.6

11.4

0.008∥

Irregular worker

521(21.7)

34.0

34.7

21.3

10.0

Shift work

No

2,110(87.9)

29.3

39.8

20.4

10.5

0.011∥

Yes

290(12.1)

22.8

38.6

22.8

15.8

Tenure

Mean ± SD‡

7.06 ± 7.58

7.46 ± 7.77

7.40 ± 7.99

6.42 ± 6.96

6.00 ± 6.48

0.122**

(years)

≤1

567(23.6)

27.3

40.4

21.2

11.1

0.015∥

1 < × ≤ 10

1,288(53.7)

28.2

37.7

21.4

12.7

>10

545(22.7)

30.5

43.5

18.7

7.3

Smoking

No

1,012(42.2)

30.1

41.7

19.0

9.2

0.008∥

Yes

1,388(57.8)

27.3

38.2

22.0

12.5

Alcohol consumption

No

370(15.4)

27.3

44.1

18.6

10.0

0.291∥

Yes

2,030(84.6)

28.7

38.9

21.1

11.3

Exercise

No

1,721(71.7)

27.6

37.6

22.3

12.5

<0.001∥

 

Yes

679(28.3)

30.8

44.9

16.6

7.7

 
  1. *: column percentage, †: row percentage, ‡SD: standard deviation, §: tested by ANOVA, ∥: tested by chi-squared test,
  2. ¶:KRW = 10,000 Korean won (approximately US$10), **: tested by Kruskal-Wallis test.