Skip to main content

Table 4 Cox proportional hazard ratios (HR) with 95% confidence intervals (CI) of each health behaviour for those granted DP due to MSD and DP in general

From: Stability and change in health behaviours as predictors for disability pension: a prospective cohort study of Swedish twins

 

DP due to MSD

DP in general

 

Whole sample

Discordant pairs

Whole sample

Discordant pairs

Health behaviour

HR*

95%CI

HR#

95%CI

HR*

95%CI

HR#

95%CI

Leisure-time physical activity

        

   Stable frequent exercisers (reference group)

1.00

 

1.00

 

1.00

 

1.00

 

   Stable sedentary

1.09

0.88, 1.34

0.63

0.44, 0.91

1.13

0.99, 1.29

0.84

0.68, 1.04

   Decreased the frequency of exercise

1.16

0.94, 1.43

0.99

0.69, 1.42

1.17

1.03, 1.34

1.13

0.92, 1.38

   Increased the frequency of exercise

0.98

0.76, 1.25

0.64

0.43, 0.94

0.94

0.80, 1.10

0.84

0.66, 1.08

BMI

        

   Stable (reference group)

1.00

 

1.00

 

1.00

 

1.00

 

   Decreased

0.54

0.20, 1.45

1.34

0.31, 5.91

1.58

1.07, 2.32

1.30

0.63, 2.67

   Increased

1.21

1.03, 1.41

0.96

0.73, 1.27

1.10

0.99, 1.21

1.12

0.95, 1.32

Pain locations

        

   Never any pain (reference group)

1.00

 

1.00

 

1.00

 

1.00

 

   Stable number of pain locations

3.54

2.45, 5.13

2.65

1.29, 5.44

2.04

1.60, 2.59

1.46

1.01, 2.10

   Decrease of pain locations

2.32

1.50, 3.57

2.98

2.09, 4.27

1.72

1.33, 2.21

1.07

0.71, 1.60

   Increase of pain locations

3.69

2.99, 4.56

1.51

0.74, 3.08

2.15

1.92, 2.42

1.61

1.36, 1.90

Change in use of tobacco products

        

   Stable never user (reference group)

1.00

 

1.00

 

1.00

 

1.00

 

   Changed the use (either increased or decreased)

1.16

0.89, 1.52

1.20

0.77, 1.86

1.04

0.88, 1.23

0.89

0.69, 1.14

   Stable tobacco user

1.48

1.17, 1.85

1.23

0.75, 2.02

1.41

1.22, 1.62

1.19

0.89, 1.59

Alcohol consumption

        

   Abstainer (reference group)

1.00

 

1.00

 

1.00

 

1.00

 

   Sometimes or regularly

1.24

0.83, 1.86

0.49

0.20, 1.20

1.34

1.02, 1.78

0.80

0.50, 1.27

  1. * All HR's are adjusted for zygosity, birth year, years of education, marital status, and number and severity of diseases. Sex was stratified allowing men and women their own baseline hazard
  2. # Conditional Cox proportional hazard