Fig. 1

Clinical characteristics of diabetic foot ulcer patients. a, b Frequency of males and female patients according to their age group and duration of diabetes disease. c–f Frequency of some clinical features of T2DM with foot ulcer. g, h Multivariate analysis using Principal Component Analysis. Results were plotted on both axes and stratification was done by gender (g) and obesity (h). i Bivariate correlation matrix using Spearman’s rank correlation analysis, only significant values are shown. Chi square/Fisher’s exact tests were used for comparison between frequencies. Dim dimension, BMI body mass index, HbA1c glycated hemoglobin, FBS fasting blood sugar, HTN hypertension