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Table 6 The multivariate logistic regression analysis of risk factors of diabetic foot ulcer

From: Level of 25-hydroxyvitamin D and vitamin D receptor in diabetic foot ulcer and factor associated with diabetic foot ulcers

Variable

β

SE

Wald

OR

95% CI

P value

Duration of diabetes (y)

0.47

0.29

9.56

4.13

1.64 ~ 12.15

 < 0.001

HbA1c (%)

0.34

0.17

3.51

1.26

1.13 ~ 6.77

0.031

eGFR (ml/min/1.73m2)

0.26

0.14

2.97

1.13

1.04 ~ 6.23

0.046

TcPO2 (mmHg)

0.41

0.27

4.13

1.69

1.18 ~ 9.84

0.019

CRP (mg/L)

0.45

0.23

3.14

1.22

1.09 ~ 7.96

0.025

25 (OH) VD (ng/ml)

0.62

0.34

5.43

2.42

1.37 ~ 10.88

0.008

  1. Multivariate unconditional logistic regression analysis adjusted for sex, age, duration of diabetes, frequent smoking, long term drinking, mean sunshine time per day, SBP, DBP, FPG, HbA1c, TG, TCH, LDL-C, HDL-C, eGFR, ALB, Hb, TcPO2, ABI, CRP, WBC, ESR, P-IL-6, P-IL-10, serum 25 (OH) VD
  2. SBP systolic blood pressure, DBP diastolic blood pressure, FPG fasting plasma glucose, HbA1c glycated hemoglobin A1c, TG triacylglycerol, TCH total cholesterol, LDL-C low-density lipoprotein cholesterol, HDL-C high-density lipoprotein cholesterol, eGFR Estimated glomerular filtration rate, ALB serum albumin, Hb hemoglobin, TcPO2 transcutaneous oxygen pressure, ABI ankle brachial index, CRP C-reactive protein, WBC white blood cell, ESR erythrocyte sedimentation rate, P-IL-6 IL-6 level in peripheral blood, P-IL-10 IL-10 level in peripheral blood, 25(OH)VD 25-hydroxyvitamin D