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Table 4 Adjusted odds ratio of musculoskeletal symptoms according to psychosocial factors

From: Relationship between Occupational Stress and Work-related Musculoskeletal Disorders in Korean Male Firefighters

Job stress

Model I

Model II

Model III

Unadjusted OR*

Adjusted OR †

Adjusted OR ‡

 

O.R.

95% CI

O.R.

95% CI

O.R.

95% CI

Physical Environment

      

 Low risk

 

1.0

 

1.0

 

1.0

 High risk

2.37

2.14 - 2.63

2.31

2.03 - 2.62

2.22

1.96 - 2.53

Job demand

      

 Low risk

 

1.0

 

1.0

 

1.0

 High risk

2.50

2.29 - 2.73

1.55

1.38 - 1.74

1.52

1.35 - 1.70

Insufficient job control

      

 Low risk

 

1.0

 

1.0

 

1.0

 High risk

1.13

1.02 - 1.25

0.98

0.88 - 1.01

0.99

0.88 - 1.10

Interpersonal conflict

      

 Low risk

 

1.0

 

1.0

 

1.0

 High risk

1.60

1.44 - 1.70

1.15

1.03 - 1.29

1.11

0.99 - 1.24

Job insecurity

      

 Low risk

 

1.0

 

1.0

 

1.0

 High risk

1.90

1.71 - 2.11

1.13

1.02 - 1.25

1.14

1.01 - 1.28

Organizational system

      

 Low risk

 

1.0

 

1.0

 

1.0

 High risk

2.22

2.01 - 2.47

1.24

1.10 - 1.38

1.37

1.21 - 1.56

Lack of reward

      

 Low risk

 

1.0

 

1.0

 

1.0

 High risk

1.92

1.73 - 2.13

1.23

1.08 - 1.39

1.15

1.01 - 1.31

Occupational climate

      

 Low risk

 

1.0

 

1.0

 

1.0

 High risk

2.16

1.94 - 2.39

1.33

1.19 - 1.49

1.24

1.11 - 1.40

  1. *: Model I:Odds ratio (O.R). confidence interval (CI).
  2. †: Model II: adjusted by age, tenure, exercise, smoking, drinking, marital status, job title, job class.
  3. ‡: Model III: depression added at model II as a adjusted factor.