Table 4 Odds ratios for RLS diagnosis with musculoskeletal pain variables as the input variable^a

Any body pain

n = 1072

n = 1072

n = 1047

n = 1030

 No

REF

REF

REF

REF

 Yes

3.3 (1.5–7.2)**

3.1 (1.5–6.7)**

2.8 (1.2–6.6)*

3.0 (1.3–7.1)*

Pain duration

n = 1071

n = 1071

n = 1046

n = 1029

 No pain

REF

REF

REF

REF

 Short duration

2.1 (0.6–7.4)

2.0 (0.6–7.1)

1.9 (0.6–6.4)

2.2 (0.6–7.7)

 Long duration

4.1 (1.8–9.3)**

3.8 (1.7–8.6)**

3.3 (1.4–7.5)**

3.6 (1.4–9.2)**

Pain intensity last week

n = 1067

n = 1067

n = 1044

n = 1027

 No pain

REF

REF

REF

REF

 Mild pain

2.9 (1.1–7.4)*

2.7 (1.1–7.0)*

2.7 (1.0–7.0)*

3.0 (1.0–8.2)*

 Moderate pain

4.1 (1.6–10.7)**

4.0 (1.6–10.2)**

3.3 (1.1–10.1)*

3.6 (1.1–12.3)*

 Severe pain

3.3 (0.9–12.1)

2.8 (0.8–10.4)

2.7 (0.8–9.4)

2.9 (0.8–10.0)

Pain intensity last 3 months

n = 1067

n = 1067

n = 1044

n = 1027

 No pain

REF

REF

REF

REF

 Mild pain

1.9 (0.6–5.6)

1.8 (0.6–5.4)

1.6 (0.6–5.0)

1.8 (0.6–5.4)

 Moderate pain

3.0 (0.9–9.9)

2.9 (0.9–9.3)

2.5 (0.9–7.4)

2.8 (0.8–10.0)

 Severe pain

3.9 (1.3–11.5)*

3.5 (1.2–10.3)*

3.0 (1.0–8.6)*

3.2 (0.9–10.6)

Pain frequency last 3 months

n = 1067

n = 1067

n = 1044

n = 1027

 No pain

REF

REF

REF

REF

 Low

2.1 (0.7–5.8)

2.0 (0.7–5.7)

1.9 (0.7–5.4)

2.1 (0.7–6.5)

 Moderate

4.1 (1.3–13.1)*

3.8 (1.2–12.2)*

3.5 (1.2–10.4)*

3.9 (1.2–12.7)*

 High

3.8 (1.4–10.4)**

3.4 (1.3–9.4)*

2.9 (1.0–8.8)

3.2 (1.0–10.4)

Number of pain sites

n = 1072

n = 1072

n = 1047

n = 1030

 No pain

REF

REF

REF

REF

 One site

2.9 (1.2–7.3)*

2.8 (1.1–7.1)*

2.8 (0.9–8.4)

3.1 (1.1–8.5)*

 Two sites

3.1 (0.9–10.0)

2.9 (0.9–9.1)

2.4 (0.7–7.8)

2.6 (0.8–8.9)

 Three or more

6.1 (2.0–18.5)**

5.5 (1.8–16.9)**

4.5 (1.4–15.3)*

4.9 (1.6–14.6)**