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Table 2 Distribution and analysis of preoperative and postoperative factors associated with major lower limb amputations in northern Jordan according to the level of amputation

From: Major lower extremity amputation: a contemporary analysis from an academic tertiary referral centre in a developing community

Preoperative and postoperative variablesBKA
N (% from BKA)
AKA
N (% from AKA)
P-value
Sex
 Male67 (60.9)19 (63.3)NS
 Female43 (39.1)11 (36.7)
Age (mean ± SE, years)62.1 ± 1.366.0 ± 2.2NS
Comorbidities
 Hypertension87 (80.6)23 (79.3)NS
 Diabetes mellitus98 (89.1)27 (90.0)NS
 Ischaemic heart disease49 (45.4)14 (48.3)NS
 Congestive heart failure33 (30.8)10 (34.5)NS
 Stroke32 (29.6)6 (20.7)NS
Chronic kidney disease35 (32.1)4 (14.3)0.047*
 Dyslipidaemia73 (66.4)18 (60.0)NS
 Buerger disease16 (14.8)3 (11.5)NS
Indication for amputation
 Acute limb ischaemia9 (8.2)9 (30.0)0.006*
 Diabetic foot syndrome84 (76.4)18 (60.0)
 Chronic limb ischaemia17 (15.5)3 (10.0)
Ulceration96 (87.3)22 (73.3)NS
Laboratory values
 Albumin29.7 ± 0.829.1 ± 1.8NS
 HbA1c8.9 ± 0.28.4 ± 0.4NS
Side
 Right58 (52.7)15 (50.0)NS
 Left52 (47.3)15 (50.0)
Vascular surgeon66 (60.0)16 (53.3)NS
LOS (mean ± SE, days)6.3 ± 0.58.6 ± 1.00.035
Death33 (32.7)10 (37.0)NS
  1. SE Standard error, HbA1c Haemoglobin A1c, BKA Below-knee amputation, AKA Above-knee amputation, LOS Length of stay, NS Not significant
  2. *Statistically significant difference
  3. Significantly greater than expected (p < 0.05)
  4. Significantly less than expected (p < 0.05)