Table 2 Odds ratios (OR) and 95% confidence intervals (95% CI) for physical work demands and work limitations due to pain stratified by leg pain intensity among senior workers

Pain intensity

Physical work demands

n

%

Model 1

Model 2

Model 2

Model 2

Moderate pain (3–4)

Standing/walking work

60

14

1.66 (1.58–1.76)

1.66 (1.57–1.75)

1.66 (1.54–1.80)

1.68 (1.56–1.82)

Standing/walking work + lifting

105

22

2.99 (2.85–3.13)

2.71 (2.59–2.84)

2.72 (2.54–2.91)

2.69 (2.52–2.88)

Heavy or fast work

46

37

3.82 (3.58–4.08)

3.53 (3.29–3.77)

5.49 (4.95–6.09)

2.64 (2.41–2.90)

High pain (5–6)

Standing/walking work

83

23

1.51 (1.45–1.58)

1.48 (1.41–1.55)

1.27 (1.18–1.36)

1.66 (1.56–1.77)

Standing/walking work + lifting

173

36

2.11 (2.02–2.19)

1.97 (1.89–2.05)

2.20 (2.08–2.34)

1.80 (1.70–1.91)

Heavy or fast work

64

44

3.29 (3.10–3.49)

3.05 (2.87–3.24)

3.20 (2.90–3.52)

2.96 (2.73–3.21)

Very high pain (7–10)

Standing/walking work

170

48

2.51 (2.41–2.61)

2.33 (2.24–2.43)

2.82 (2.66–2.98)

2.02 (1.90–2.14)

Standing/walking work + lifting

342

60

2.97 (2.87–3.09)

2.77 (2.67–2.88)

3.64 (3.45–3.84)

2.25 (2.13–2.38)

Heavy or fast work

180

68

4.18 (3.98–4.39)

3.84 (3.65–4.04)

5.63 (5.20–6.10)

2.97 (2.77–3.18)