Table 5: Association between potential risk factors and self-reported knee complaints within the previous 12 months among 92 male danish floor layers and 49 male danish graphic designers.

 

 

Model 1 (mutually adjusted)

Model 2 (mutually adjusted)

Model 3 (mutually adjusted)

Model 4 (mutually adjusted)

Exposure Variable

Odds Ratio

95% CI1

P

Odds Ratio

95% CI1

P

Odds Ratio

95% CI1

P

Odds Ratio

95% CI1

P

Occupation

 

 

 

 

 

 

 

 

 

 

 

 

Floor layer

0.99

(0.49; 2.02)

0.98

1.01

(0.49; 2.08)

0.98

0.972

(0.47; 2.02)

0.94

0.992

(0.46; 2.16)

0.99

Graphic designer

1

-

 

1

-

 

1

-

 

1

-

 

Age (per 10 years)

0.85

(0.51; 1.40)

0.52

0.80

(0.48; 1.33)

0.39

1.02

(0.57; 1.82)

0.95

1.01

(0.57; 1.81)

0.97

BMI (per 5 kg/m2)

 

 

 

1.60

(1.01; 2.51)

0.044

1.57

(0.99; 2.48)

0.053

1.57

(0.99; 2.48)

0.054

Floor layer seniority
(per 10 years)

 

 

 

 

 

 

0.63

(0.38; 1.04)

0.070

0.63

(0.38; 1.04)

0.071

Earlier knee injuries

 

 

 

 

 

 

 

 

 

 

 

 

Yes

 

 

 

 

 

 

 

 

 

1.57

(0.50; 4.94)

0.44

No

 

 

 

 

 

 

 

 

 

1

-

 

Participates in knee straining sports

 

 

 

 

 

 

 

 

 

 

 

 

Yes

 

 

 

 

 

 

 

 

 

0.83

(0.41; 1.70)

0.61

No

 

 

 

 

 

 

 

 

 

1

-

 

 

1CI: confidence interval.

2Estimated odds ratio of floor layers of 32-years’ seniority compared to graphic designers.