Table 3.
Preoperative baseline characteristics of all 104 patients included in the study
| Variables | OVERALL | CONTROL | ROTEM® | p-value |
|---|---|---|---|---|
| Baseline values | ||||
| Number, n (%) | 104 | 52 (50) | 52 (50) | |
| Age [years] | 67.2 ± 10.4 | 68.1 ± 9.9 | 66.4 ± 12.9 | 0.62 |
| Male sex, n (%) | 84 (80.8) | 45 (87) | 39 (75) | 0.21 |
| BMI | 26 [24.0;29.0] | 25 [23.3;28.8] | 27 [24.3;30.0] | 0.11 |
| Log. EuroSCORE [%] | 7.0 ± 8.8 | 9.6 ± 9.8 | 8.2 ± 7.5 | 0.72 |
| STS – Score [%] | 2.4 ± 2.7 | 3.1 ± 3.1 | 3.3 ± 3.2 | 0.84 |
| Biplane LVEF [%] | 60.0 [45.0;65.0] | 59.5 [45.0;65.0] | 60.0 [50.0;65.0] | 0.45 |
| Diabetes mellitus, n (%) | 33 (31.7) | 16 (31) | 17 (33) | 1.00 |
| COPD, n (%) | 7 (6.7) | 2 (4) | 5 (10) | 0.44 |
| Creatinine [mmol/l] | 91 [81.0;115.0] | 92.5 [80.0;109.0] | 101 [82.5;119.0] | 0.11 |
| Re-operation, n (%) | 14 (13.5) | 7 (14) | 7 (14) | 1.00 |
| Deep hypothermic circulatory arrest, n (%) | 4 (3.8) | 2 (4) | 2 (4) | 1.00 |
| Aortic valve surgery, n (%) | 50 (48.0) | 23 (44.2) | 27 (51.9) | 0.74 |
| CABG, n (%) | 28 (26.9) | 16 (30.7) | 12 (23.1) | 0.41 |
| Combined surgerya, n (%) | 26 (25.0) | 13 (25.0) | 13 (25.0) | 1.00 |
| Acetylsalic acid, n (%) | 62 (58) | 33 (64) | 29 (56) | 0.54 |
| Clopidogrel, n (%) | 10 (9) | 4 (8) | 6 (12) | 0.52 |
| Coumadine, n (%) | 8 (8) | 1 (2) | 7 (14) | 0.03 |
| LM Heparin, n (%) | 21 (20) | 9 (17) | 12 (23) | 0.47 |
| Heparin, n (%) | 10 (9) | 3 (6) | 7 (14) | 0.20 |
BMI body mass index, LVEF left ventricular ejection fraction, COPD chronic obstructive pulmonary disease, LM Heparin low-molecular subcutaneous heparin. a: Aortic valve surgery in combination with CABG. Data presented as numbers (%), mean ± SD or as median (interquartile range)