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Table 5 Association of hemoglobin A1c and glycemia with incidence and grade of sternal wound complications

From: Hemoglobin A1c and preoperative glycemia as a decision tool to help minimise sternal wound complications: a retrospective study in OPCAB patients

Variable   All (n = 1774) Non-diabetes (n = 1316) Diabetes (n = 458)
Incidence P Grade P Incidence P Grade P Incidence P Grade P
HbA1c (%)a Non-adjusted 1.28 (1.09;1.50) 0.003 1.29 (1.10;1.50) 0.002 1.00 (0.47;2.13) 0.992 1.01 (0.48;2.11) 0.979 1.25 (1.04;1.49) 0.018 1.249 (1.05;1.49) 0.014
  Adjustedb 1.24 (1.04;1.48) 0.016 1.25 (1.06;1.48) 0.010 0.85 (0.24;2.98) 0.794 0.91 (0.30;2.80) 0.875 1.22 (1.00;1.49) 0.054 1.23 (1.01;1.48) 0.035
Glycemia (mg/dL) Non-adjusted 1.43 (0.94;2.16) 0.093 1.449 (0.96;2.19) 0.077 0.82 (0.37;1.82) 0.630 0.85 (0.39;1.86) 0.683 1.20 (0.67;2.14) 0.539 1.16 (0.65;2.07) 0.607
  Adjustedb 1.51 (0.95;2.42) 0.082 1.49 (0.94;2.37) 0.089 0.98 (0.39;2.50) 0.972 1.03 (0.41;2.58) 0.950 1.15 (0.60;2.19) 0.673 1.09 (0.58;2.05) 0.800
  1. adata from 458 diabetes patients and 129 non-diabetes patients, for a total of 587 patients who had HbA1c values available
  2. badjusted for gender, BMI, and rate of BIMA use
  3. P < 0.05 was considered significant