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Table 1 General characteristics of study subjects

From: Hazards and health problems in occupations dominated by aged workers in South Korea

  

Age < 55

≥55 Age < 65

Age ≥ 65

p-value

 

Frequency (%)

Frequency (%)

Frequency (%)

Workplace size

<5 workers

5097(21.5)

1052(25.4)

647(31.2)

P < 0.001

5 ~ <30 workers

9158(38.5)

1761(42.6)

1051(50.7)

30 ~ <50 workers

2774(11.7)

412(10.0)

165(8.0)

50 ~ <300 workers

4583(19.3)

660(16.0)

187(9.0)

≥300 workers

2149(9.0)

254(6.1)

24(1.2)

 

Total

23,761(100.0)

4139(100.0)

2074(100.0)

Type of employment

Regular

19,041(79.0)

2528(59.2)

602(27.5)

P < 0.001

Temporary

3782(15.7)

1052(24.6)

1037(47.3)

Daily

1280(5.3)

689(16.1)

552(25.2)

Total

24,103(100.0)

4269(100.0)

2191(100.0)

Monthly salary (Korean won)

<1,000,000

1622(9.4)

544(18.2)

1040(62.0)

P < 0.001

1,000,000 ~ <2,000,000

6007(35.0)

1326(44.4)

528(31.5)

2,000,000 ~ <3,000,000

5226(30.4)

549(18.4)

75(4.5)

3,000,000 ~ <4,000,000

2750(16.0)

318(10.6)

22(1.3)

≥4,000,000

1575(9.2)

251(8.4)

12(0.7)

Total

17,180(100.0)

2988(100.0)

1677(100.0)

Major Categories of Occupation(KSCO)

Managers

466(1.9)

120(2.8)

14(0.6)

P < 0.001

Professionals and Related Workers

3753(15.5)

268(6.3)

41(1.9)

Clerks

7321(30.3)

420(9.8)

43(2)

Service Workers

3353(13.9)

710(16.5)

207(9.4)

Sales Workers

3550(14.7)

331(7.7)

43(2)

Skilled Workers Related to Agriculture, Forestry and Fishery

44(0.2)

37(0.9)

51(2.3)

Craft and Related Trades Workers

2357(9.8)

483(11.3)

92(4.2)

Workers Related to Equipment, Machine Operating and assembling

1479(6.1)

366(8.5)

57(2.6)

Elementary Occupations

1835(7.6)

1559(36.3)

1658(75.2)

Total

24,158(100.0)

4294(100.0)

2206(100.0)

  1. Total numbers are not identical due to non-response.