Table 4.

Risk factors associated with lower limb amputation in the study population [logistic regression analysis].

Risk factor	p value, OR [CI]
Coronary artery bypass graft surgery	p = 0.01, 7.5 [1.81–30.76]
Indigenous ethnicity	p = 0.02, 3.3 [1.17–9.16]
Charcot's arthropathy	p = 0.01, 3.6 [1.38–9.29]
Retinopathy	p = 0.00, 5.2 [2.15–12.75]