Prevalence and risk factors of wound complications after transtibial amputation in patients with diabetic foot

Table 2 Risk factors

		Univariable		Multivariable_all
		OR (95%CI)	P value	OR (95%CI)	P value
Age (years)		0.96 (0.91-1.00)	0.066	1.01 (0.93-1.09)	0.866
Sex
	Female	-		-
	Male	0.84 (0.31-2.29)	0.737	0.53 (0.08-2.92)	0.476
BMI		1.03 (0.91-1.17)	0.630	1.10 (0.87-1.45)	0.439
Location
	Right	-		-
	Left	0.80 (0.30-2.08)	0.640	0.62 (0.14-2.65)	0.525
	Both	0.57 (0.02-6.60)	0.662	0.11 (0.00-3.08)	0.239
Kidney transplant history
	No	-		-
	Yes	19.05 (3.32-361.72)	0.006a	26.22 (2.36-811.46)	0.020
Smoking
	No	-		-
	Yes	0.70 (0.23-2.04)	0.525	0.26 (0.04-1.52)	0.150
ICU
	No	-		-
	Yes	0.64 (0.23-1.71)	0.379	0.20 (0.03-1.09)	0.085
HTN
	No	-		-
	Yes	4.78 (1.52-18.42)	0.012	6.19 (1.20-44.22)	0.054
Endovascular intervention history
	No	-		-
	Yes	1.75 (0.66-4.72)	0.266	2.86 (0.63-16.12)	0.193
HbA1c ≥ 7.2
	No	-		-
	Yes	5.28 (1.69-20.33)	0.007a	31.28 (5.04-355.9)	0.001

^aP < 0.05.

BMI: Body mass index; ICU: Intensive care unit; HTN: Hypertension; HbA1c: Hemoglobin A1c; OR: Odds ratio; CI: Confidence interval.