Table 2. Intraoperative clinical data and perioperative data of blood products and coagulants.
| Item | Preset pericardium group (n=30) | Control group (n=55) | t or χ2 value | P value |
|---|---|---|---|---|
| Operation time (min) | 380.1±67.8 | 495.5±81.3 | 6.616 | <0.001* |
| CPB time (min) | 223.5±44.2 | 291.5±56.8 | 5.681 | <0.001* |
| Cardiac arrest time (min) | 109.3±38.6 | 106.8±36.3 | 0.297 | 0.767 |
| Bentall | 8 (26.7) | 13 (23.6) | 0.096 | 0.757 |
| PRBC (mL) | 485.1±376.2 | 815.3±739.9 | 2.284 | 0.025* |
| FFP (mL) | 413.8±295.1 | 746.1±703.4 | 2.467 | 0.016* |
| Platelet count (U) | 0.7±0.4 | 1.1±0.6 | 3.272 | 0.002* |
| PCC (kIU) | 17.3±5.8 | 22.8±9.1 | 2.991 | 0.004* |
| rFVIIa (kIU) | 17.9±8.6 | 35.1±11.5 | 7.164 | <0.001* |
| Fibrinogen (g) | 2.0±1.2 | 3.2±1.9 | 3.131 | 0.002* |
Values are expressed as mean ± standard deviation or number (%). *, P<0.05. CPB, cardiopulmonary bypass; PRBC, red blood cells concentrate; FFP, fresh frozen plasma; PCC, prothrombin complex concentrate; rFVIIa, recombinant activated factor VII.