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Table 3 Risk factors associated with chronic musculoskeletal disorder in elderly population, Ghana

From: Gender disparities of chronic musculoskeletal disorder burden in the elderly Ghanaian population: study on global ageing and adult health (SAGE WAVE 1)

 

Chronic back pain

Chronic arthristis/joints pain

 

Univariate model

Multivariable model

Univariate model

Multivariable model

Variables

IRR**

(95 % CI)

aIRR**

95 % CI

IRR

95 % CI

aIRR

95 % CI

Gender

        

 Men

1.00

   

1.00

 

1.00

 

 Women

1.36

1.20, 1.54*

1.30

1.11, 1.53

1.45

1.20, 1.74*

1.37

1.06, 1.78*

Age group

        

 50–59

1.00

 

1.00

 

1.00

 

1.00

 

 60–69

1.17

1.00, 1.38*

1.18

1.00, 1.39

1.48

1.15, 1.91*

1.50

1.15, 1.95*

 70–79

1.43

1.21, 1.69*

1.41

1.18, 1.68

2.01

1.57, 2.57*

2.02

1.56, 2.62*

 80+

1.36

1.09, 1.69

1.40

1.11, 1.76

2.30

1.69, 3.14*

2.39

1.74, 3.30*

Settings

        

 Rural

1.00

   

1.00

   

 Urban

1.01

0.86, 1.18

  

1.03

0.76, 1.40

  

Educational level

        

 No formal education

1.00

   

1.00

   

 Primary education

1.03

0.88, 1.21

  

0.86

0.65, 1.15

  

 Secondary education

0.84

0.69, 1.02

  

0.79

0.61, 1.03

  

 Uni/postgraduate

0.87

0.59, 1.27

  

0.72

0.41, 1.24

  

Marital status

        

 Never married

0.76

0.40, 1.45

0.76

0.38, 1.52

0.80

0.32, 2.04

0.73

0.27, 1.97

 Currently married/cohabiting

1.00

 

1.00

 

1.00

 

1.00

 

 Separated/divorced

1.18

0.99, 1.41

1.10

0.92, 1.32

1.26

0.99, 1.61

1.15

0.88, 1.41

 Widowed

1.34

1.17, 1.52*

1.10

0.93, 1.30

1.49

1.21, 1.83*

1.07

0.80, 1.43

Type of work

        

 Professional

0.95

0.55, 1.64

0.15

0.67, 1.96

0.56

0.27, 1.19

0.68

0.32, 1.45

 Skilled agricultural

1.06

0.90, 1.24

1.15

0.97, 1.37

0.90

0.67, 1.22

1.04

0.76, 1.41

 Plant

1.00

0.77, 1.29

1.08

0.83, 1.39

0.76

0.46, 1.25

0.84

0.50, 1.41

 Elementary occupation

1.00

 

1.00

 

1.00

 

1.00

 

Socio-economic status

        

 Poorest

1.00

 

1.00

 

1.00

 

1.00

 

 Poor

1.44

1.14, 1.83*

1.45

1.14, 1.84*

1.32

0.91, 1.91

1.32

0.92, 1.92

 Middle

2.04

1.65, 2.52*

2.03

1.64, 2.51*

1.38

0.96, 1.99

1.38

0.95, 2.00

 Upper fifth

1.58

1.23, 2.02*

1.62

1.27, 2.08*

1.43

0.99, 2.06

1.49

1.03, 2.17*

 Wealthiest

1.46

1.15, 1.85*

1.61

1.26, 2.06*

1.68

1.15, 2.44*

1.95

1.33, 2.85*

  1. Significance level * P ≤ 0.05 **IRR = Incidence Rate Ratio and aIRR = Adjusted Incidence Rate Ratio