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Table 9 Characteristics of diabetic patients that were associated with Michigan Diabetic Knowledge 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

5.259

 

< 0.001

4.058 to 6.461

Gender

− 0.412

− 0.075

0.141

− 0.962 to 0.137

Residency c

0.635

0.149

0.001

0.245 to 1.024

Marital status c

− 0.163

− 0.050

0.287

− 0.463 to 0.138

Educational level c

0.618

0.219

< 0.001

0.318 to 0.917

Employment c

− 0.966

− 0.173

0.005

-1.633 to − 0.299

Monthly income (NIS e )

-1.061

− 0.266

< 0.001

-1.521 to-0.602

Duration of DM

1.000

0.180

< 0.001

0.476 to 1.524

Types of oral medications

0.328

0.095

0.068

− 0.024 to 0.677

Use of insulin

1.312

0.232

< 0.001

0.778 to 1.849

Last HbA1c

− 0.362

− 0.051

0.270

-1.006 to 0.282

Total number of chronic diseases other than DM

− 0.068

− 0.024

0.626

− 0.343 to 0.207

R: 0.513; R Square: 0.263; Adjusted R Square: 0.242; Std. Error of the Estimate: 2.39498

  1. Abbreviations: NIS: new Israeli shekel, DM: diabetes mellitus, HbA1c: hemoglobin A1c
  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 Dummy coding was used to represent nominal variables