Table 1.
Systemic hemodynamics and oxygen transport.
| N | Baseline | 3 hours | 6 hours | 12 hours | Last measurement | P* | ||
|---|---|---|---|---|---|---|---|---|
| Cardiac output (mL/kg/min) | Controls | 8 | 89 (69–116) | 91 (48–117) | 98 (56–121) | 92 (66–58) | 108 (67–127) | 0.344 |
| Peritonitis | 8 | 90 (55–107) | 87 (63–154) | 114 (74–151) | 82 (49–133) | 102 (80–146) | 0.060 | |
| Tamponade | 7 | 73 (54–101) | 60 (38–76) | 57 (53–76) | 53 (47–81) | 46 (38–62) | 0.004 | |
|
| ||||||||
| Central venous pressure (mmHg) | Controls | 8 | 4 (2–6) | 4 (2–7) | 5 (3–8) | 5 (3–7) | 8 (5–9) | 0.001 |
| Peritonitis | 8 | 4 (0–5) | 3 (1–5) | 4 (2–6) | 6 (3–9) | 7 (4–10) | <0.001 | |
| Tamponade | 7 | 5 (3–9) | 7 (4–9) | 7 (6–10) | 11 (7–15) | 13 (12–16) | <0.001 | |
|
| ||||||||
| Mean arterial pressure (mm Hg) | Controls | 8 | 72 (61–82) | 70 (52–91) | 71 (56–89) | 78 (64–81) | 74 (50–91) | 0.623 |
| Peritonitis | 8 | 67 (61–92) | 76 (54–92) | 63 (54–88) | 66 (49–89) | 42 (34–90) | 0.048 | |
| Tamponade | 7 | 80 (52–88) | 66 (57–93) | 64 (52–84) | 56 (38–88) | 36 (33–64) | <0.001 | |
|
| ||||||||
| Systemic oxygen consumption (mL/kg/min) | Controls | 8 | 4.76 (3.66–5.45) | 4.42 (3.26–5.75) | 4.70 (3.25–6.49) | 4.78 (3.37– 11.31) | 4.56 (3.22–5.45) | 0.861 |
| Peritonitis | 8 | 4.96 (2.50–5.98) | 5.38 (4.20–7.86) | 5.99 (4.39–6.88) | 5.29 (3.19–6.14) | 5.59 (3.55–6.43) | 0.199 | |
| Tamponade | 7 | 4.17 (3.31–5.35) | 4.07 (2.75–5.63) | 3.87 (3.39–5.82) | 4.35 (3.80–6.67) | 4.17 (2.85–7.12) | 0.966 | |
|
| ||||||||
| Systemic oxygen extraction | Controls | 8 | 0.43 (0.34–0.54) | 0.41 (0.29–0.61) | 0.47 (0.31–0.54) | 0.46 (0.29–0.54) | 0.42 0.28–0.51) | 0.995 |
| Peritonitis | 8 | 0.48 (0.36–0.59) | 0.39 (0.31–0.42) | 0.35 (0.29–0.50) | 0.44 (0.33–0.66) | 0.50 (0.32–0.66) | 0.053 | |
| Tamponade | 7 | 0.48 (0.39–0.59) | 0.54 (0.45–0.67) | 0.59 (0.43–0.67) | 0.62 (0.55–0.75) | 0.82 (0.73–0.94) | <0.001 | |
*Friedman test.