Skip to main content

Table 4 Comparisons of DASH score between categories of several covariates, and associations between DASH score and continuous covariates

From: Upper limb disability in Norwegian workers with hand-arm vibration syndrome

 

Crude DASH score

P-value

Adjusted DASH score**

P-value

Categorical

 

Mean (SE)

 

Mean (SE)

 

Vibration exposure

≤ 20 ys

43.2 (5.0)

Reference

44.3 (5.3)

Reference

> 20 ys

39.4 (4.7)

0.588

39.4 (5.5)

0.541

Employment

Yes

35.0 (4.9)

Reference

34.8 (4.9)

Reference

No

45.8 (4.6)

0.117

48.6 (5.3)

0.073

Carpal tunnel syndrome

No

41.8 (3.8)

Reference

42.8 (4.1)

Reference

Yes

38.3 (8.1)

0.700

38.5 (8.4)

0.654

Tendinitis

No

30.6 (4.5)

Reference

32.0 (4.9)

Reference

Yes

49.6 (4.0)

0.004

50.1 (4.4)

0.011

Hand grip strength

Normal

36.3 (3.9)

Reference

37.6 (4.1)

Reference

Reduced

52.5 (5.3)

0.020

54.3 (6.0)

0.031

Manual dexterity

Normal

37.6 (5.2)

Reference

37.6 (5.3)

Reference

Reduced

45.9 (5.0)

0.264

48.9 (5.7)

0.159

SWS vascular

Stage 0 - 2

38.2 (4.2)

Reference

39.3 (4.4)

Reference

Stage 3

46.8 (5.6)

0.231

47.4 (6.5)

0.313

SWS sensorineural

Stage 0 - 2

37.4 (6.0)

Reference

40.1 (6.5)

Reference

Stage 3

43.0 (4.1)

0.440

42.8 (4.5)

0.737

  1. *Dependent variable: DASH score. **Adjusted for age and smoking (pack-years), 4 missing.
  2. DASH score*models including 38 patients consecutive referred to a department of occupational medicine, were tested by linear regression analysis.