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Table 4 Linear regression analysis of variables

From: Association of vitamin C status in diabetes mellitus: prevalence and predictors of vitamin C deficiency

Parameter r r2 p value
Age 0.2212 0.0489 0.0828
BMI 0.6201 0.3845 0.0461*
Smoker 0.6104 0.3726 0.0511
HbA1c − 0.8741 0.7640 < 0.001**
FBS − 0.8056 0.6490 < 0.001**
Total cholesterol − 0.7191 0.5171 0.0031*
  1. *p < 0.05 is considered significant
  2. **p < 0.001 is considered extremely significant