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Table 3 Clinical characteristics versus outcomes

From: Clinical profiles of diabetic foot ulcer patients undergoing major limb amputation at a tertiary care center in North-eastern Tanzania

Variable n (%) Amputation Debridement §Disarticulation P-value
n (%) n (%) n (%)
DM type
 Type I 1 (1.67) 0 (0.00) 1 (100.00) 0 (0.00) 0.483
 Type II 59 (98.33) 31 (52.54) 20 (33.90) 8 (13.56)  
Duration of DM in years
  < 1 5 (8.33) 1 (20.00) 2 (40.00) 2 (40.00) 0.118
 1–5 21 (35.00) 12 (57.14) 5 (23.81) 4 (19.05)  
  > 5 34 (56.67) 18 (52.94) 14 (41.18) 2 (5.88)  
Antidiabetic agent
 Injection 23 (38.33) 11 (47.83) 10 (43.48) 2 (8.70) 0.66
 Oral 32 (53.33) 18 (56.25) 9 (28.13) 5 (15.63)  
 Herbal 5 (8.33) 2 (40.00) 2 (40.00) 1 (20.00)  
Prior history of amputation
 No 57 (95.00) 30 (52.63) 19 (33.33) 8 (14.04) 0.715
 Yes 3 (5.00) 1 (33.33) 2 (66.67) 0 (0.00)  
Meggitt-Wagner classification
 1 2 (3.33) 0 (0.00) 2 (100.00) 0 (0.00) < 0.001
 2 16 (26.67) 0 (0.00) 10 (62.50) 6 (37.50)  
 3 28 (46.67) 17 (60.71) 9 (32.14) 2 (7.14)  
 4 13 (21.67) 13 (100.00) 0 (0.00) 0 (0.00)  
 5 1 (1.67) 1 (100.00) 0 (0.00) 0 (0.00)  
Haemoglobin (g/dl)
  < 7 8 (13.33) 4 (50.00) 3 (37.50) 1 (12.50) 0.525
 07–10 23 (38.33) 15 (65.22) 7 (30.43) 1 (4.35)  
  > 10–12 11 (18.33) 4 (36.36) 4 (36.36) 3 (27.27)  
  > 12 18 (30.00) 8 (44.44) 7 (38.89) 3 (16.67)  
RBG (mmol/l))
  < 10 18 (30.00) 8 (44.44) 7 (38.89) 3 (16.67) 0.94
 10–19 28 (46.67) 15 (53.57) 9 (32.14) 4 (14.29)  
  ≥ 20 14 (23.33) 8 (57.14) 5 (35.71) 1 (7.14)  
Hypertensive
 No 34 (56.67) 18 (52.94) 11 (32.35) 5 (14.71) 0.877
 Yes 26 (43.33) 13 (50.00) 10 (38.46) 3 (11.54)  
duration of ulcers (months)
  < 1 40 (66.67) 22 (55.00) 13 (32.50) 5 (12.50) 0.744
  ≥ 1 20 (33.33) 9 (45.00) 8 (40.00) 3 (15.00)  
Total 60 (100.0) 31 (51.67) 21 (35.00) 8 (13.33)  
  1. § loss of foot digits or part of it