Clinical Study
A large Venous-Arterial PCO2 Is Associated with Poor Outcomes in Surgical Patients
| | Variables | All patients
() | [P(v-a)CO2] < 5.0 mmHg
() | [P(v-a)CO2] ≥ 5.0 mmHg
() | RR | |
| | Postoperative complications (%) | 54.5 | 40.9 | 61.4 | 1.73 | 0.09 | | Shock | 45.5 | 22.7 | 56.8 | 2.83 | 0.01 | | ARF | 19.7 | 4.5 | 27.3 | 5.15 | 0.02 | | Platelet dysfunction | 19.7 | 13.6 | 22.7 | 1.55 | 0.38 | | Infection | 16.7 | 4.5 | 22.7 | 4.20 | 0.05 | | Acute pulmonary dysfunction | 10.6 | 9.1 | 11.4 | 1.18 | 0.77 | | Confusional state | 7.6 | 0.0 | 11.4 | 0.64 | 0.10 | | Length of ICU stay (days) | 3.0 (2.0–4.0) | 2.5 (1.0–4.0) | 3.0 (2.0–4.5) | | 0.12 | | Hospital length of stay (days) | 20.0 (12.5–27.5) | 13.5 (9.0–25.0) | 20.0 (14.0–30.0) | | 0.01 | | Hospital mortality (%) | 25.8 | 4.5 | 36.4 | 2.10 | 0.004 |
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ARF: acute renal failure; ICU: intensive care unit; values between brackets represent the median and percentile 25–75%; RR: relative risk.
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