Parameter | Responder (n = 15) | Nonresponder (n = 13) | ||||
---|---|---|---|---|---|---|
Baseline T0 | Endotoxin | Inhaled nitric oxide | Baseline T0 | Endotoxin | Inhaled nitric oxide | |
PaO2/FiO2 (mmHg) | 502 ± 42 | 215 ± 118* | 316 ± 141† | 462 ± 62 | 234 ± 119* | 225 ± 126 |
PaCO2 (mmHg) | 37 ± 3.0 | 50 ± 11* | 49 ± 11 | 39 ± 4.8 | 47 ± 7.1* | 51 ± 9.2 |
pH | 7.51 ± 0.03 | 7.29 ± 0.10* | 7.22 ± 0.29 | 7.50 ± 0.04 | 7.34 ± 0.08* | 7.30 ± 0.08 |
CO (l/min) | 4.2 ± 1.2 | 4.4 ± 0.9 | 4.6 ± 1.2 | 4.1 ± 0.9 | 5.0 ± 1.5 | 5.4 ± 1.7 |
MPAP (mmHg) | 16 ± 1.6 | 40 ± 7.7* | 30 ± 7.5† | 15 ± 2.3 | 33 ± 5.5* ‡ | 28 ± 5.0† |
PVR (dyne/s/cm5) | 222 ± 77 | 617 ± 231* | 425 ± 179† | 186 ± 38 | 407 ± 172* ‡ | 296 ± 125 |
CVP (mmHg) | 4.0 ± 1.6 | 7.0 ± 3.0* | 7.6 ± 3.9 | 4.8 ± 1.8 | 8.4 ± 3.2* | 7.8 ± 2.8 |
MAP (mmHg) | 85 ± 8.3 | 80 ± 17 | 77 ± 15 | 81 ± 9.8 | 78 ± 21 | 75 ± 22 |
SVR (dyne/s/cm5) | 1,700 ± 436 | 1,380 ± 288 | 1,314 ± 341 | 1,541 ± 339 | 1,128 ± 256* ‡ | 1,032 ± 292‡ |
Qs/Qt (%) | 9.4 ± 2.8‡ | 30 ± 20* | 23 ± 17 | 12 ± 4.1‡ | 24 ± 9.0* | 29 ± 12 |
Crs (ml/cmH2O) | 27 ± 3.8 | 12 ± 3.2* | Not measured | 26 ± 4.0 | 13 ± 3.2* | Not measured |
Rrs (cmH2O·s/l) | 15 ± 4.0 | 29 ± 8.8* | Not measured | 15 ± 2.8 | 29 ± 8.6* | Not measured |