Parameter | Â | n | Baseline | 2 hours | 4 hours | 6 hours | 8 hours | 10 hours | P a |
---|---|---|---|---|---|---|---|---|---|
Cardiac index (ml/minute per kg) | Control | 6 | 99 (72–112) | 104 (79–172) | 71 (55–103) | 72 (51–167) | 88 (82–232) | 117 (110–232) | 0.002 |
 | NE | 7 | 107 (84–132) | 96 (72–150) | 70 (57–195) | 103 (52–157) | 100 (88–190) | 161 (147–340)b | 0.001 |
Heart rate (beats/min) | Control | 6 | 122 (84–134) | 120 (102–200) | 126 (98–171) | 124 (95–187) | 122 (94–176) | 128 (96–176) | 0.7 |
 | NE | 7 | 105 (89–139) | 122 (92–174) | 120 (102–197) | 123 (103–171) | 157 (113–185) | 202 (170–223)b | 0.006 |
SVI (cardiac index/heart rate) | Control | 6 | 0.77 (0.6–1.3) | 0.88 (0.7–0.9) | 0.57 (0.4–0.7) | 0.58 (0.4–0.8) | 0.81 (0.6–1.3) | 0.94 (0.8–1.3) | 0.003 |
 | NE | 7 | 0.95 (0.8–1.3) | 0.86 (0.5–1.1) | 0.66 (0.5–1) | 0.86 (0.4–0.9) | 0.81 (0.6–1.1) | 0.76 (0.7–1.7) | 0.045 |
MPAP (mmHg) | Control | 6 | 12.5 (11–14) | 25.5 (16–34) | 29.5 (24–42) | 29 (22–37) | 30.5 (19–36) | 25.5 (21–36) | 0.018 |
 | NE | 7 | 12 (9–18) | 29 (18–41) | 30 (24–38) | 24 (21–36) | 30 (19–56) | 25 (19–49) | 0.003 |
PCWP (mmHg) | Control | 6 | 2 (1–3) | 6 (4–6) | 5 (4–8) | 4 (3–6) | 5 (3–12) | 3 (3–5) | 0.016 |
 | NE | 7 | 3 (0–7) | 7 (3–11) | 6 (4–9) | 5 (4–7) | 6 (4–9) | 5 (2–7) | 0.004 |
Oxygenation index (mmHg/%) | Control | 6 | 475 (445–512) | 432 (354–496) | 380 (316–507) | 372 (313–413) | 369 (272–410) | 349 (326–398) | 0.002 |
 | NE | 7 | 488 (407–548) | 420 (367–445) | 388 (294–453) | 382 (317–496) | 353 (195–478) | 325 (222–390) | 0.001 |
Hepatic artery flow (ml/minute per kg) | Control | 5 | 3.7 (1.7–11.5) | 2.6 (2–7.6) | 1.1 (0.3–1.9) | 2.1 (0.5–2.9) | 4.5 (0.6–5.5) | 3.5 (1.7–5.8) | 0.037 |
 | NE | 7 | 3.9 (0.5–7.9) | 1.4 (0.9–6.5) | 1.3 (0.1–2.7) | 1.2 (0.2–7.2) | 2.8 (0.6–7.3) | 3 (0.3–8.9) | 0.002 |
Portal vein flow (ml/minute per kg) | Control | 6 | 20 (16–22) | 16.9 (12–23) | 11.5 (6–14) | 11.9 (9–16) | 16.2 (10–32) | 18.6 (13–32) | <0.001 |
 | NE | 7 | 19.6 (12–26) | 13.8 (10–20) | 11.6 (8–16) | 14 (10–22) | 15.8 (12–27) | 19.1 (12–31) | 0.001 |