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Table 1 Characteristics of all the participants, and the groups of participants categorized by quintiles of assigned right wrist velocity (50th percentile)

From: Work-related neck and upper limb disorders – quantitative exposure–response relationships adjusted for personal characteristics and psychosocial conditions

 

N

All

Wrist velocity (°/s)a

Men

  

< 4

≥4 – < 8

≥8 – < 17.5

≥17.5 – < 30

≥30

 N

  

232

233

231

219

136

 Age (years)

1107

42 (32–51)

45 (35–51)

44 (35–56)

42 (32–51)

36 (27–50)

36 (31–44)

 Employment time (years)

1106

10 (4–19)

16 (7–23)

13 (6–26)

10 (3–16)

6 (3–12)

9 (6–17)

 BMI (kg/m2)

484

25 (23–27)

24 (23–26)

25 (23–27)

25 (23–27)

25 (23–28)

--b

 Smoker (%)

799

22

17

4

29

32

23

 Married/living with partner (%)

887

59

81

84

34

34

81

 Young child at home (%)

860

45

49

57

42

30

60

 Exercise >once a week (%)

779

51

68

36

62

57

42

 Domestic work > 1 h per day (%)

383

46

--b

52

49

32

46

 Job demands (score 1–4)

859

2.6 (2.2–2.9)

2.6 (2.2–3.0)

2.7 (2.4–3.0)

2.3 (1.8–2.7)

2.6 (2.2–2.9)

2.7 (2.4–2.9)

 Job control (score 1–4)

877

2.8 (2.3–3.2)

3.0 (2.7–3.5)

3.1 (2.8–3.3)

3.0 (2.8–3.3)

2.4 (1.9–2.8)

1.9 (1.6–2.3)

 Job support (score 1–4)

878

2.9 (2.6–3.2)

3.0 (2.5–3.3)

2.9 (2.6–3.1)

3.0 (2.7–3.3)

2.9 (2.6–3.2)

2.5 (2.3–2.8)

Women

  

< 6.3

≥6.3 – < 9.9

≥9.9 – < 20

≥20 – < 24.1

≥24.1

 N

  

956

1054

881

813

965

 Age (years)

4733

44 (34–53)

45 (36–54)

49 (40–57)

39 (30–50)

40 (30–51)

43 (33–52)

 Employment time (years)

4630

11 (5–21)

12 (6–24)

13 (6–28)

10 (4–18)

8 (3–16)

11 (5–20)

 BMI (kg/m2)

3490

24 (22–26)

23 (21–25)

24 (22–26)

23 (21–26)

24 (22–28)

24 (22–27)

 Smoker (%)

3373

22

11

7

44

26

39

 Married/living with partner (%)

3930

70

79

81

56

76

51

 Young child at home (%)

3957

48

49

55

42

46

43

 Exercise >once a week (%)

3402

46

37

33

68

57

53

 Domestic work > 1 h per day (%)

2495

60

63

65

49

55

54

 Job demands (score 1–4)

3589

2.7 (2.4–3.0)

2.6 (2.3–2.9)

2.9 (2.6–3.1)

2.4 (2.2–2.8)

2.7 (2.4–3.0)

2.7 (2.3–3.1)

 Job control (score 1–4)

3613

2.8 (2.4–3.1)

2.8 (2.7–3. 2)

3.0 (2.7–3.3)

2.8 (2 .3–3.2)

2.5 (2.2–2.9)

2.4 (2.0–2.8)

 Job support (score 1–4)

3600

2.8 (2.4–3.0)

2.9 (2.6–3.1)

2.9 (2.6 – 3.1)

2.6 (2.3–3.0)

2.8 (2. 4–3.0)

2.3 (2.1–2.8)

  1. BMI Body mass index
  2. aNo data were available on wrist velocity for 56 men and 64 women
  3. bNo data available
  4. Medians as well as first and third quartile (Q1 – Q3), or percentages. N denotes the number of participants