Table 1.
Baseline characteristics and outcome
| Variable | Total population (n = 53) |
Splanchnic group (n = 25) |
Non-splanchnic group (n = 28) |
P valuea |
|---|---|---|---|---|
| Age, years | 66 ± 12 | 66 ± 12 | 66 ± 13 | 0.46 |
| Central venous pressure, mm Hg | 12 ± 6 | 11 ± 5 | 14 ± 6 | 0.06 |
| Mean arterial pressure, mm Hg | 66 ± 10 | 65 ± 12 | 66 ± 9 | 0.65 |
| ScvO2, percentage | 72.0 ± 10.0 | 73.7 ± 10.5 | 70.6 ± 9.6 | 0.29 |
| SvO2, percentage | 71.8 ± 10.6 | 75.2 ± 9.9 | 68.6 ± 10.5 | 0.03b |
| Lactate, mmol/L | 3.5 ± 3.5 | 3.8 ± 3.8 | 3.5 ± 3.2 | 0.33 |
| Arterial pH | 7.30 ± 0.10 | 7.29 ± 0.10 | 7.29 ± 0.12 | 0.43 |
| Hematocrit, percentage | 30.1 ± 5.7 | 30.2 ± 6.1 | 32.1 ± 5.7 | 0.59 |
| APACHE II score | 26.6 ± 7.6 | 25.3 ± 7.3 | 28.7 ± 7.8 | 0.24 |
| Hospital mortality, percentage | 26.5 | 29.2 | 24.0 | 0.56 |
Data are presented as mean ± standard deviation unless otherwise indicated. aSplanchnic group versus non-splanchnic group. bStatistically significant difference. APACHE II, Acute Physiology and Chronic Health Evaluation II; ScvO2, central venous oxygen saturation; SvO2, mixed venous oxygen saturation.