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Table 3 Characteristics of diabetic patients that are associated with the knowledge score related to prevention and early detection of chronic kidney disease in multiple linear regression

From: The relationship between diabetes-related knowledge and kidney disease knowledge, attitudes, and practices: a cross-sectional study

Variables a

Unstandardized

coefficients (B)

Standardized

coefficients (Beta)

P value b

95% confidence

interval for B

Constant

9.122

 

< 0.001

6.393 to 11.851

Age category (years)

-1.177

− 0.126

0.012

-2.088 to − 0.265

BMI category

− 0.631

− 0.099

0.030

-1.201 to − 0.061

Residency c

0.372

0.052

0.275

− 0.297 to 1.040

Marital status c

− 0.188

− 0.022

0.647

− 0.624 to 0.388

Educational level c

1.347

0.285

< 0.001

0.837 to 1.857

Employment c

0.402

0.546

0.462

− 0.671 to 1.475

Monthly income (NIS e )

0.918

0.137

0.020

0.148 to 1.687

Comorbidities c

− 0.766

− 0.083

0.327

-2.301 to 0.770

Total number of chronic diseases (other than DM)

− 0.832

− 0.170

0.090

-1.774 to 0.128

Total number of medications other than DM medications

− 0.081

− 0.007

0.907

-1.447 to 1.284

MDKT test

0.230

0.137

0.007

0.064 to 0.396

R: 0.504; R Square: 0.254; Adjusted R Square: 0.232; Std. Error of the Estimate: 4.04045

  1. Abbreviations: BMI: body mass index, NIS: New Israeli shekel, HbA1c: hemoglobin A1c, MDKT: Michigan Diabetes Knowledge Test
  2. a Multiple linear regression was done on each factor with a p value < 0.05
  3. b cut-off level of significance was 0.05
  4. c dichotomous variable is used to represent the nominal variables