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Table 4 Hierarchical linear regression for prediction HRQL through demographic characteristics, self-care behaviors and health literacy

From: Impact of health literacy and self-care behaviors on health-related quality of life in Iranians with type 2 diabetes: a cross-sectional study

Variables ß R2 change F change SE p value
Step 1
 Age − 0.156* 0.046 2.22 8.17 0.068
 Gender 0.033 13.98
 Job 0.074 7.78
 Marriage 0.117 9.26
Step 2
 Age − 0.124* 0.475 35.69 6.16 0.001
 Gender 0.001 10.31
 Job 0.059 5.80
 Marriage 0.106* 6.70
 Reading health information 0.478* 0.96
 Ability to access health information 0.372* 0.87
 Understanding health information 0.089 0.99
 Appraisal of health information 0.266* 1.35
 Decision-making 0.380* 0.48
Step 3
 Age − 0.126* 0.136 17.39 5.42 0.001
 Gender 0.074 8.98
 Job 0.040 5.07
 Marriage 0.113* 5.84
 Reading health information 0.372* 0.96
 Ability to access health information 0.364* 0.76
 Understanding health information 0.088 0.85
 Appraisal of health information 0.148 1.18
 Decision-making 0.208* 0.46
 Diet 0.341* 0.39
 Exercise 0.126* 0.78
 Glucose monitoring 0.143* 1.44
 Medications 0.081 2.37
Total R2 0.655  
Adjusted R2 0.630  
  1. *p < 0.05