Table 4 Multivariable-adjusted odds ratio novel anthropometric indices and identifiers of foot ulcer of type 2 diabetics participants with foot ulcer across tertiles of DPI index (n = 339)

Foot ulcer infection

Crude

1

1.00(0.51–1.93)

1.11(0.58–2.13)

0.74

Model 1

1

1.02(0.52-2.00)

1.10(0.56–2.16)

0.77

Model 2

1

1.00(0.50-2.00)

1.08(0.53–2.19)

0.82

Model 3

1

1.00(0.50–1.99)

1.08(0.53–2.19)

0.82

Monofilament score

Crude

1

1.07(0.63–1.84)

1.24(0.73–2.12)

0.41

Model 1

1

1.05(0.61–1.82)

1.13(0.65–1.96)

0.66

Model 2

1

1.07(0.61–1.88)

1.18(0.66–2.09)

0.56

Model 3

1

1.08(0.61–1.89)

1.18(0.66–2.09)

0.56

Foot ulcer area

Crude

1

1.23(0.73–2.08)

1.11(0.66–1.87)

0.69

Model 1

1

1.28(0.75–2.19)

1.17(0.68–2.03)

0.55

Model 2

1

1.17(0.67–2.03)

1.13(0.63–2.01)

0.66

Model 3

1

1.17(0.67–2.04)

1.13(0.63–2.01)

0.66

ABSI

Crude

1

0.91(0.51–1.63)

0.79(0.44–1.43)

0.45

Model 1

1

0.85(0.47–1.56)

0.75(0.40–1.40)

0.37

Model 2

1

0.92(0.50–1.71)

0.79(0.42–1.51)

0.49

Model 3

1

0.81(0.42–1.55)

0.70(0.35–1.38)

0.30

BRI

Crude

1

0.95(0.50–1.77)

0.75(0.41–1.37)

0.35

Model 1

1

0.95(0.50–1.81)

0.81(0.43–1.52)

0.51

Model 2

1

1.04(0.54–2.03)

0.90(0.46–1.74)

0.76

Model 3

1

1.52(0.60–3.81)

0.80(0.33–1.95)

0.59

AVI

Crude

1

0.71(0.40–1.26)

1.08(0.62–1.87)

0.77

Model 1

1

0.71(0.40–1.28)

1.21(0.68–2.16)

0.51

Model 2

1

0.75(0.41–1.37)

1.33(0.73–2.41)

0.35

Model 3

1

0.89(0.41–1.92)

1.99(0.92–4.33)

0.08

Wagner grade

Crude

1

0.47(0.21–1.03)

1.51(0.80–2.85)

0.16

Model 1

1

0.44(0.19–0.97)

1.17(0.60–2.27)

0.56

Model 2

1

0.46(0.20–1.03)

1.07(0.54–2.13)

0.77

Model 3

1

0.45(0.20–1.03)

1.08(0.54–2.15)

0.74