Table 4 Prevalence ratios (PR) of pain in a site relative to another in previous seven days, among industrial workers and urban cleaning service workers, Bahia, Brazil

Neck^b

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3.7(2.7–5.0)

4.3(3.3–5.6)

2.7(2.1–3.4)

2.7(2.2–3.3)

2.3(1.7–3.2)

3.1(2.4–4.1)

3.4(2.4–4.9)

Shoulder^b

3.7(2.7–5.1)

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3.5(2.7–4.7)

2.5(2.0–3.3)

2.6(2.1–3.2)

2.5(1.8–3.4)

2.6(1.9–3.4)

3.7(2.6–5.3)

Upper back^b

4.7(3.5–6.4)

3.8(2.8–5.1)

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2.5(1.9–3.2)

2.6(2.1–3.2)

2.8(2.1–3.8)

3.3(2.5–4.3)

3.6(2.5–5.0)

Upper limbs^b

3.1(2.2–4.3)

2.9(2.1–4.0)

2.7(2.0–3.6)

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2.0(1.6–2.4)

2.5(1.9–3.4)

3.1(2.4–4.1)

3.3(2.4–4.7)

Low back^b

3.6(2.6–5.0)

3.4(2.5–4.7)

3.2(2.4–4.3)

2.1(1.7–2.7)

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2.7(2.0–3.6)

2.3(1.8–3.0)

2.9(2.1–4.1)

Upper leg/knee^b

2.4 (1.7–3.4)

2.6(1.8–3.6)

2.8(2.1–3.8)

2.3(1.8–3.0)

2.3(1.8–2.8)

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3.0(2.3–3.9)

5.0(3.6–6.9)

Lower Leg^b

3.5(2.6–4.8)

2.8(2.0–3.9)

3.5(2.6–4.7)

3.0(2.3–3.8)

2.1(1.7–2.6)

3.1(2.4–4.2)

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7.1(5.0–9.9)

Ankle/Feet^b

3.3(2.4–4.6)

3.5(2.6–4.9)

3.2(2.4–4.3)

2.8(2.1–3.6)

2.3(1.8–2.8)

4.3(3.2–5.6)

5.1(4.0–6.4)

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