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Table 4 Demographic characteristics and perioperative variables of the diabetes subgroup

From: Skeletonisation contributing to a reduction of sternal wound complications: a retrospective study in OPCAB patients

Variable Non-skeletonized (n = 414) Skeletonized (n = 141) P
Age 67.4 ± 9.16 67.8 ± 8.55 0.626
Male gender 325 (78.50) 110 (78.01) 0.903
BMI 28.0 ± 4.84 28.2 ± 4.79 0.908
BMI group
  < 25 80 (20.57) 34/140 (24.29) 0.638
 25–29 180 (46.27) 63/140 (45.00)  
 30–34 99 (25.45) 30/140 (21.43)  
  > 34 30 (7.71) 13/140 (9.29)  
Urgent surgery 198 (47.83) 73 (51.77) 0.418
Diabetes mellitus
 1 40 (9.66) 7 (4.96) 0.150
 2 241 (58.21) 92 (65.25)  
 3 133 (32.13) 42 (29.79)  
Oral corticosteroids 34 (8.21) 13 (9.22) 0.711
Transplantation 5 (1.21) 4 (2.84) 0.186
Renal insufficiency 20 (4.83) 11 (7.80) 0.185
COPD 24 (5.80) 14 (9.93) 0.093
BIMA 252 (60.87) 56 (39.72) < 0.001
  1. BMI Body mass index, COPD chronic obstructive pulmonary disease, BITA bilateral internal mammary artery bypass grafting
  2. Values are presented as mean ± SD or n (%)
  3. P < 0.05 was considered significant