Table 1 Demographics, baseline characteristics and perioperative data of cardiac surgery patientsa
| Â | Â | Transfused | Â | |
|---|---|---|---|---|
Characteristics | Nontransfused ( n = 17) | Restrictive ( n = 18) | Multiple ( n = 10) | P value |
Age, yearsb | 64 ± 11 | 64 ± 15 | 71 ± 6 | 0.231 |
Sex, malec | 15 (88) | 11 (61) | 5 (50) | 0.078 |
EuroSCOREb | 3.8 ± 1.8 | 4.2 ± 2.4 | 8.5 ± 4.4 | 0.013 |
ASA scoreb | 2.8 ± 0.6 | 3.0 ± 0.4 | 3.2 ± 0.4 | 0.067 |
Left ventricular functionc | Â | Â | Â | 0.168 |
   Bad | 0 (0) | 0 | 1 (10) | - |
   Moderate | 6 (35) | 4 (22) | 4 (40) | - |
   Good | 11 (65) | 14 (78) | 5 (50) | - |
FEV1, percentage of predicted valued | 91 (24) | 98 (25) | 84 (23) | 0.281 |
Type of surgeryc | Â | Â | Â | 0.763 |
   CABG | 12 (71) | 9 (50) | 5 (50) | - |
   Valve replacement | 2 (12) | 6 (33) | 1 (10) | - |
   Other | 3 (18) | 3 (18) | 4 (40) | - |
Clamp time, minutesd | 55 (47) | 67 (54) | 79 (62) | 0.151 |
Pump time, minutesd | 99 (60) | 90 (68) | 107 (90) | 0.181 |
OR time, minutesd | 313 (126) | 315 (95) | 339 (156) | 0.201 |
CVP, mmHgb | 7.7 (5.9) | 7.7 (5.6) | 7.8 (9.6) | 0.855 |
CO, l/mind | 4.7 (1.7) | 3.8 (2.9) | 4.4 (2.2) | 0.269 |
Storage time RBCs, daysd | - | 14.5 (10) | 15.0 (8) | 0.481 |
PaO2/FiO2 ratiob | 305 ± 153 | 343 ± 94 | 289 ± 106 | 0.458 |
Hb at ICU, mM/Lb | 5.7 ± 0.7 | 5.6 ± 0.7 | 5.0 ± 0.4 | 0.055 |
aPTT at ICU, secondsd | 26 (4) | 27 (3) | 34 (7) | 0.001 |
PTT at ICU, secondsd | 12 (0.5) | 12 (1.3) | 18 (2.1) | 0.001 |
MV, total time on ICU, hoursd | 10 (8) | 14 (9) | 19 (6) | 0.009 |