Unadjusted odds ratios and Wald CIs for comparisons of postoperative and preoperative glucose levels.
| Comparison | OR (95% CI) | P |
| Postoperative glucose ≥200 compared with <200 mg dL | ||
| Respiratory complication, yes vs no | 2.1 (1.1–4) | 0.03 |
| Skin/wound complication, yes vs no | 2.2 (1–4.7) | 0.04 |
| Increase in hospital length of stay, d | 9.6 (1.4–17.9) | 0.03 |
| Increase in ICU stay, d | 1.5 (−1.1–4.1) | 0.26 |
| Increase in time on ventilator, d | 2.9 (−0.39–6.4) | 0.09 |
| Discharge status, dead vs alive | 3.7 (1.1–12) | 0.03 |
| Preoperative glucose ≥200 compared with <200 mg dL | ||
| Respiratory complication, yes vs no | 2.1 (1.1–3.8) | 0.02 |
| Skin/wound complication, yes vs no | 2.8 (1.4–5.7) | 0.01 |
| Increase in hospital length of stay, d | 12.1 (0.97–23.3) | 0.03 |
| Increase in ICU stay, d | 2.7 (−0.75–6.2) | 0.12 |
| Increase in time on ventilator, d | 1.4 (−3.3–6.1) | 0.57 |
Abbreviation: ICU, intensive care unit.