You are viewing the site in preview mode
Skip to main content
| |
Work-related LBP
|
|---|
|
Total (n = 40,752)
|
Yes (n, %)
|
No (n, %)
|
p-value
|
|---|
|
Sex
| | |
< 0.001
|
|
Male
|
2815 (13.1)
|
18,647 (86.9)
| |
|
Female
|
3221 (16.7)
|
16,069 (83.3)
| |
|
Age
| | |
< 0.001
|
|
< 30
|
257 (6.2)
|
3896 (93.8)
| |
|
30–39
|
740 (9.1)
|
7312 (90.9)
| |
|
40–49
|
1425 (12.8)
|
9669 (87.2)
| |
|
50–59
|
1513 (16.2)
|
7804 (83.8)
| |
|
≥ 60
|
2101 (26.0)
|
5975 (74.0)
| |
|
Occupation type
| | |
< 0.001
|
|
White collar
|
890 (7.0)
|
11,819 (93.0)
| |
|
Service workers
|
1862 (13.5)
|
11,950 (86.5)
| |
|
Blue collar
|
3284 (23.1)
|
10,947 (76.9)
| |
|
Employment status
| | |
< 0.001
|
|
Self-employed without employees
|
2510 (23.7)
|
8103 (76.3)
| |
|
Self-employed with employees
|
312 (13.1)
|
2077 (86.9)
| |
|
Paid workers
|
3214 (11.6)
|
24,536 (88.4)
| |
|
Working hours (/week)
| | |
< 0.001
|
|
< 40
|
1370 (20.7)
|
5243 (79.3)
| |
|
40–59
|
2953 (12.0)
|
21,736 (88.0)
| |
|
≥ 60
|
1713 (18.1)
|
7737 (81.9)
| |
|
Shift work
| | |
0.578
|
|
Yes
|
445 (14.5)
|
2634 (85.5)
| |
|
No
|
5591 (14.8)
|
32,082 (85.2)
| |
|
Number of employees
| | |
< 0.001
|
|
< 5
|
3619 (19.3)
|
15,088 (80.7)
| |
|
5–49
|
1656 (11.2)
|
13,081 (88.8)
| |
|
50–299
|
537 (10.7)
|
4504 (89.3)
| |
|
≥ 300
|
224 (9.9)
|
2043 (90.1)
| |
|
Education
| | |
< 0.001
|
|
Below elementary
|
1348 (32.6)
|
2786 (67.4)
| |
|
Middle & high school
|
3298 (16.6)
|
16,537 (83.4)
| |
|
Above university
|
1390 (8.3)
|
15,393 (91.7)
| |
|
Income (10,000₩/month)
| | |
< 0.001
|
|
< 100
|
1580 (23.6)
|
5127 (76.4)
| |
|
100–199
|
2138 (15.8)
|
11,429 (84.2)
| |
|
200–399
|
1898 (11.6)
|
14,454 (88.4)
| |
|
≥ 400
|
420 (10.2)
|
3706 (89.8)
| |
|
Rest during work time
| | |
< 0.001
|
|
Always & most
|
2250 (16.4)
|
11,428 (83.6)
| |
|
Sometimes
|
3389 (13.6)
|
21,611 (86.4)
| |
|
Never
|
397 (19.1)
|
1677 (80.9)
| |
|
Vibration exposure
| | |
< 0.001
|
|
None
|
2164 (11.8)
|
16,180 (88.2)
| |
|
Mild
|
2785 (16.9)
|
13,653 (83.1)
| |
|
Moderate
|
665 (16.9)
|
3268 (83.1)
| |
|
Severe
|
422 (20.7)
|
1615 (79.3)
| |
|
Fatiguing or painful posture
| | |
< 0.001
|
|
None
|
386 (5.5)
|
6575 (94.5)
| |
|
Mild
|
2436 (11.8)
|
18,191 (88.2)
| |
|
Moderate
|
2077 (21.7)
|
7499 (78.3)
| |
|
Severe
|
1137 (31.7)
|
2451 (68.3)
| |
|
Lifting or moving people
| | |
< 0.001
|
|
None
|
3548 (15.1)
|
20,004 (84.9)
| |
|
Mild
|
2042 (13.8)
|
12,727 (86.2)
| |
|
Moderate
|
285 (14.9)
|
1630 (85.1)
| |
|
Severe
|
161 (31.2)
|
355 (68.8)
| |
|
Dragging, pushing, or moving heavy objects
| | |
< 0.001
|
|
None
|
986 (8.8)
|
10,202 (91.2)
| |
|
Mild
|
3334 (15.5)
|
18,217 (84.5)
| |
|
Moderate
|
1291 (20.6)
|
4982 (79.4)
| |
|
Severe
|
425 (24.4)
|
1315 (75.6)
| |
|
Standing posture
| | |
< 0.001
|
|
None
|
577 (9.2)
|
5665 (90.8)
| |
|
Mild
|
2108 (12.9)
|
14,202 (87.1)
| |
|
Moderate
|
2006 (17.1)
|
9694 (82.9)
| |
|
Severe
|
1345 (20.7)
|
5155 (79.3)
| |
|
Repetitive hand or arm movements
| | |
< 0.001
|
|
None
|
448 (8.0)
|
5148 (92.0)
| |
|
Mild
|
1562 (11.4)
|
12,187 (88.6)
| |
|
Moderate
|
2061 (17.0)
|
10,066 (83.0)
| |
|
Severe
|
1965 (21.2)
|
7315 (78.8)
| |
- Abbreviations: LBP lower back pain
- Test for trend was conducted for all variable except ‘shift work’
