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Table 2 Regression coefficients from multiple linear regression analysis on the association between diabetes status and EQ-VAS score

From: The impact of type 2 diabetes on health related quality of life in Bangladesh: results from a matched study comparing treated cases with non-diabetic controls

 

Basic model (R2 = 0.184)

Extended model (R2 = 0.192)

Covariates

β-coefficients [95 % CI]

p-value

β-coefficients [95 % CI]

p-value

Intercept

79.3 [73.0; 85.6]

<.0001

78.1 [71.8; 84.5]

<.0001

Diabetes

−11.5 [−13.5; −9.6]*

<.0001

−10.7 [−12.7; −8.6]*

<.0001

Age

−0.2 [−0.3; −0.1]*

0.0009

−0.1 [−0.2; 0.0]*

0.0142

Male (ref = female)

4.7 [2.4; 7.0]*

<.0001

4.6 [2.3; 6.9]*

<.0001

BMI (ref = <25)

 Overweight (25–30)

0.9 [−1.2; 3.0]

0.392

1.0 [−1.1; 3.0]

0.3619

 Obese (>30)

−1.1 [−4.2; 2.0]

0.4865

−0.9 [−4.0; 2.2]

0.5596

Education (ref = no formal education)

 Primary

3.4 [0.1; 6.8]*

0.0462

3.7 [0.3; 7.0]*

0.0333

 Secondary

4.4 [1.4; 7.5]*

0.0044

4.8 [1.7; 7.9]*

0.0021

 Higher secondary and above

7.4 [4.1; 10.6]*

<.0001

7.7 [4.4; 11.0]*

<.0001

Income (ref = Q1)

 Q2

2.4 [−0.4; 5.1]

0.0875

2.3 [−0.4; 5.1]

0.0943

 Q3

2.3 [−0.5; 5.1]

0.1079

2.4 [−0.4; 5.2]

0.0934

 Q4

5.0 [2.1; 7.9]*

0.0008

5.1 [2.2; 8.0]*

0.0006

Married (vs single)

0.8 [−1.9; 3.5]

0.5763

0.7 [−2.0; 3.3]

0.6334

Unemployed/retired

−0.7 (−4.1; 2.7]

0.6743

−0.7 [−4.1; 2.7]

0.6972

Smoking

0.1 [−2.4; 2.5]

0.9459

0.3 [−2.2; 2.7]

0.8398

Comorbodities

 CVD

-

 

−2.0 [−6.0; 2.0]

0.3269

 Kidney_disease

-

 

−2.6 [−6.8; 1.6]

0.2302

 Neuro_disease

-

 

−4.3 [−9.4; 0.7]

0.0935

 Eye_problem

-

 

−2.1 [−4.1; 0.0]*

0.0479

  1. Results from multiple linear regression based on n = 591 cases and n = 591 controls; *p-value <0.05