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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
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