Research Article
The Forgotten Hemodynamic (PCO2 Gap) in Severe Sepsis
Table 1
Baseline characteristics.
| | | Total population (n = 28) | Low gap (n = 12) | High gap (n = 16) | value |
| | Age (years) | 71 ± 14 | 69 ± 17 | 73.62 ± 13 | 0.7 | | Gender (m/f) | | 7/5 | 10/6 | | | SOFA | 10.39 ± 3.9 | 8.5 ± 3.4 | 11.75 ± 3.8 | 0.03 | | Diagnosis | | | | | | Abdominal | 8 | 2 | 6 | | | Respiratory | 11 | 6 | 5 | | | UTI | 6 | 3 | 3 | | | Endo | 3 | 1 | 2 | | | Lab and therapy | | | | | | Lactate (mmol/L) | 2.7 ± 2.3 | 1.3 ± 0.9 | 3.76 ± 2.6 | 0.003 | | CI (L/min/m2) | 2.6 ± 0.41 | 3.2 ± 0.37 | 2.1 ± 0.46 | 0.001 | | Ultrasound chest A/B profiles | | 8/4 | 8/8 | 0.8 | | Mechanical ventilation | 8 | 5 | 3 | 0.38 | | Renal replacement therapy | 5 | 2 | 3 | 0.6 | | Vasopressor | 18 | 5 | 13 | 0.009 | | Fluid boluses | 28 | 10 | 18 | 0.01 | | Mean BP | 60 ± 10 | 65 ± 9 | 55 ± 11 | 0.01 | | SvO2 (%) | 71.9 ± 10.7 | 73.2 ± 9.1 | 70.3 ± 6.6 | 0.01 | | Hematocrit (%) | 31 ± 1 | 30 ± 5 | 31 ± 6 | 0.49 |
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Statistically significant difference. SOFA score: sequential organ failure assessment score; Endo: endocarditis. |
