Clinical Parameters DFU+VE DFU-VE P value
(mean ± SD) (mean ± SD)  
Are you diabetic patient? (Q1)  1±0.01 0.92±0.27 0.042
Do you know about diabetes? (Q2)  0.68±0.47 0.88±0.33 0.016
How long you have diabetes? (Q3) 14.80±2.94 9.54±7.44 <0.001
Do you ever have ulcer in your foot? (Q4) 0.24±0.43 0.46±0.50 0.021
Do you take advice from qualified doctor? (Q5) 0.26±0.44 0.46±0.50 0.038
Do you measure your feet size when last you bought footwear? (Q6) 0.38±0.49 0.60±0.49 0.028
Do you receive advice when last you bought footwear? (Q7) 0.86±0.35 0.60±0.49 0.003
Do you wear elasticized hosiery? (Q8)  0.48±0.54 0.70±0.46 0.032
Do you plan your normal routine daily diet, according to modify insulin unit? (Q9) 1.34±0.63 1.90±0.42 <0.001
Do you manage the time interval between meal and insulin? (Q10) 1.36±0.60 1.90±0.42 <0.001
Can you name the common food that should be avoided? (Q11) 0.98±0.141 0.78±0.42 0.002
Do you know the right technique of insulin administration? (Q12)  0.46±0.50 0.24±0.43 0.021
How long you walk? (Q13) 1.62±0.75 1.26±0.88 0.03
What duration you walk in a day? (Q14) 0.28±0.54 0.70±0.84 0.004