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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