Table 2—

Final multivariable model predicting the occurrence of foot ulcer

CharacteristicHR (95% CI)P value
A1C*1.10 (1.06–1.15)<0.001
Vision poorer than 20/401.48 (1.00–2.18)0.05
History of foot ulcer2.18 (1.61–2.95)<0.001
History of amputation2.57 (1.60–4.12)<0.001
Monofilament insensitivity2.03 (1.50–2.76)<0.001
Tinea pedis0.73 (0.54–0.98)0.035
Onychomycosis1.58 (1.16–2.16)0.004
  • *

    * HR shown for a 1% increase in A1C level.