Table 1.
Preoperative patient characteristics
| PGI2 (n = 6) | NO (n = 7) | p value | |
|---|---|---|---|
| Female (number) | 6 | 7 | |
| Age (years) | 70 ± 2 | 64 ± 7 | 0.101 |
| BSA (m2) | 1.3 ± 0.1 | 1.4 ± 0.1 | 0.259 |
| NYHA functional class (no. II/III/IV) | 2/3/1 | 3/3/1 | |
| CI (L min−1 m−2) | 2.4 ± 1.1 | 2.7 ± 0.5 | 0.653 |
| mPAP (mmHg) | 45 ± 6 | 51 ± 5 | 0.466 |
| mBP (mmHg) | 71 ± 5 | 76 ± 12 | 0.442 |
| PVR (dyne s cm−5) | 756 ± 174 | 725 ± 236 | 0.810 |
| SVR (dyne s cm−5) | 1931 ± 566 | 1702 ± 432 | 0.462 |
| PaO2 (mmHg) | 52 ± 8 | 53 ± 5 | 0.785 |
| PaO2/FIO2 ratio | 279 ± 52 | 239 ± 86 | 0.785 |
Values are shown as mean ± standard deviations
BSA body surface area, NYHA New York Association, CI cardiac index, mPAP mean pulmonary arterial pressure, mBP mean blood pressure, PVR pulmonary vascular resistance, SVR systemic vascular resistance, 6MWD 6 minutes walk distance, PaO 2 /FIO 2 ratio ratio of arterial oxygen tension to fraction of inspired oxygen