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Table 1 Absolute and relative frequencies of sociodemographic, lifestyle- and work-related characteristics in all participants of the occupational health check-up (2011–2014) and stratified by occupational status (n = 16,792)

From: Prevalence of back pain in employees of a German chemical company: results of a large cross-sectional study

 

Total

Manual workers

Skilled/supervisory workers

Managerial staff

n (%)

n (%)

n (%)

n (%)

Total

16,792 (100.0)

5571 (100.0)

7690 (100.0)

3531 (100.0)

Sociodemographic characteristics

 Age (mean [SD])

43.7 (9.7)

43.1 (10.1)

43.4 (9.7)

45.2 (8.6)

   < 35

3273 (19.5)

1165 (20.9)

1618 (21.0)

490 (13.9)

  35–39

1858 (11.1)

634 (11.4)

730 (9.5)

494 (14.0)

  40–44

2801 (16.7)

930 (16.7)

1250 (16.3)

621 (17.6)

  45–49

3427 (20.4)

1078 (19.4)

1732 (22.5)

617 (17.5)

  50–54

3312 (19.7)

1100 (19.8)

1463 (19.0)

749 (21.2)

  ≥ 55

2121 (12.6)

664 (11.9)

897 (11.7)

560 (15.9)

 Gender

  Male

13,279 (79.1)

5317 (95.4)

5193 (67.5)

2769 (78.4)

  Female

3513 (20.9)

254 (4.6)

2497 (32.5)

762 (21.6)

 Marital status

  Single

3412 (20.3)

1343 (24.1)

1518 (19.7)

551 (15.6)

  Married

11,980 (71.3)

3775 (67.8)

5422 (70.5)

2783 (78.8)

  Divorced

1235 (7.4)

407 (7.3)

667 (8.7)

161 (4.6)

  Widowed

129 (0.8)

33 (0.6)

75 (1.0)

21 (0.6)

  Missing information

36 (0.2)

13 (0.2)

8 (0.1)

15 (0.4)

Lifestyle-related characteristics

 Body-Mass-Index (mean [SD])

26.6 (4.4)

27.9 (4.5)

26.5 (4.5)

25.0 (3.6)

  Normal weight (< 25 kg/m2)

6442 (38.4)

1440 (25.9)

3073 (40.0)

1929 (54.6)

  Overweight (25- < 30 kg/m2)

7153 (42.6)

2672 (48.0)

3191 (41.5)

1290 (36.5)

  Obesity (≥30 kg/m2)

3186 (19.0)

1459 (26.2)

1423 (18.5)

304 (8.6)

  Missing information

11 (0.1)

0 (0.0)

3 (0.0)

8 (0.2)

 Smoking status

  Non-smoker

9087 (54.1)

2140 (38.4)

4176 (54.3)

2771 (78.5)

  Former smoker

4206 (25.1)

1639 (29.4)

2044 (26.6)

523 (14.8)

  Smoker

3454 (20.6)

1791 (32.2)

1453 (18.9)

210 (6.0)

  Missing information

45 (0.3)

1 (0.0)

17 (0.2)

27 (0.8)

Work-related characteristics

 Working time system

  Day work

12,105 (72.1)

2248 (40.4)

6341 (82.5)

3516 (99.6)

  Shift work

4637 (27.6)

3323 (59.7)

1309 (17.0)

5 (0.1)

  Missing information / other

50 (0.3)

0 (0.0)

40 (0.5)

10 (0.3)

 Work-related stress score in quartiles (mean [SD])

8.2 (2.9)

7.7 (2.9)

8.3 (2.9)

8.9 (2.8)

  Q1 (0–6 points)

4704 (28.0)

1878 (33.7)

2144 (27.9)

682 (19.3)

  Q2 (7–8 points)

4448 (26.5)

1525 (27.4)

2005 (26.1)

918 (26.0)

  Q3 (9–10 points)

3792 (22.6)

1144 (20.5)

1772 (23.0)

876 (24.8)

  Q4 (≥11 points)

3539 (21.1)

903 (16.2)

1632 (21.2)

1004 (28.4)

  Missing information

309 (1.8)

121 (2.2)

137 (1.8)

51 (1.4)

  1. All percentages depicted in the table are column percentages; SD: standard deviation