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Table 5 Associations between self-reported factors at baseline and pain at follow-up, stratified by pain at baseline

From: Neck and upper extremity pain in sonographers – a longitudinal study

 

Model 5

 

Pain at baseline

No pain at baseline

 

N

%

PR

CI

N

%

PR

CI

NECK/SHOULDERSa

Ergonomic adjustments possible

 Yes

63

(51)

1

 

53

(67)

1

 

 No

61

(49)

1.10

(0.98–1.24)

24

(30)

1.49

(0.85–2.58)

Visual conditions

 Yes

35

(29)

1

 

44

(56)

1

 

 No

87

(71)

1.13

(0.96–1.32)

35

(44)

1.14

(0.65–2.02)

Satisfaction with the computer work-station arrangements

 Very satisfied /Rather satisfied

71

(58)

1

 

54

(68)

1

 

 Neutral

28

(23)

1.08

(0.99–1.19)

19

(30)

0.86

(0.69–1.08)

 Rather/very dissatisfied

23

(19)

0.98

(0.79–1.22)

5

(2)

1.20

(0.78–1.85)

Mechanical exposure index score

 Unexposed/low (11–15 p)

9

(7)

1

   

1

 

 Medium/High (16–33 p)

111

(93)

1.19

(0.84–1.69)

  

2.01

(0.98–4.14)

Job demands (cut-off: 2.44)

 Low

56

(55)

1

 

49

(62)

1

 

 High

69

(45)

1.11

(0.98–1.26)

30

(38)

1.78

(1.01–3.12)

ELBOWS/HANDSb

Sensory demands (cut-off: 80)

 Low

30

(48)

1

 

82

(56)

1

 

 High

33

(52)

0.90

(0.62–1.30)

62

(43)

3.34

(1.53–7.31)

  1. Pair-wise associations for conditions that were statistically significant in Model 3 (Tables 3 and 4), calculated with Poisson regression as the prevalence ratio (PR) and 95% confidence interval (CI). Results in bold face are statistically significant
  2. aAdjusted for BMI and physical exercise
  3. bAdjusted for height and physical exercise