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Table 3 Outcomes: sternal wound complication incidence and grade and overall survival in the entire study population

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

Variable Non-skeletonized (n = 1487) Skeletonized (n = 413) Odds ratio (95% CI) P
SWC incidence 190 (12.78) 39 (9.44) 0.71 (0.50;1.02) 0.067
    0.74 (0.51;1.07)a 0.114a
SWC incidence (grade 1 excluded) 116 (7.80) 20 (4.84) 0.60 (0.37;0.98) 0.041
    0.635 (0.387;1.042) 0.072a
SWC grade    0.70 (0.49;1.01) 0.054
    0.73 (0.50;1.05)a 0.091a
SWC grade (grade 1 excluded)    0.59 (0.36;0.97) 0.036
    0.62 (0.38;1.02) 0.062a
1 74 (4.98) 19 (4.60)   
2 27 (1.82) 10 (2.42)   
3 63 (4.24) 7 (1.69)   
4 26 (1.75) 3 (0.73)   
Overall survival (%, 95 CI)    1.00 (0.52;1.91) 1
    0.92 (0.48;1.75)a 0.791a
1 month 97.99 (97.08;98.62) 98.81 (96.82;99.56)   
6 months 95.67 (94.36;96.68) 96.61 (92.39;98.50)   
12 months 94.42 (92.94;95.60) 92.25 (82.32;96.71)   
  1. SWC sternal wound complication, CI confidence interval
  2. aCorrected for diabetes mellitus and BIMA
  3. Values are presented as mean ± SD or n (%) if not otherwise specified
  4. P < 0.05 was considered significant