Table 1 Characteristics of the study groups
|  | MVS group (n = 20) | PMVR group (n = 23) | OPCAB group (n = 25) | p-value |
|---|---|---|---|---|
Male, n | 13 (65%) | 13 (57%) | 19 (76%) | 0.21 |
Age, years | 60 ± 20 | 74 ± 12 | 71 ± 9 | 0.03* |
NYHA class | II (I, III) | III (III, VI) | II (I, III) | < 0.001*** |
EuroSCORE II, % | 4.0 ± 7.2 | 13.5 ± 12.4 | 6.0 ± 9.4 | < 0.01** |
Type of surgery | ||||
 Replacement | 7 (35%) | – | – |  |
 Repair | 13 (65%) | – | – |  |
General anesthesia | 20 (100%) | 5 (22%) | 25 (100%) | < 0.001*** |
Nr. of clips applied, n | ||||
 1 | – | 12 (52%) | – |  |
 2 | – | 10 (44%) | – |  |
 3 | – | 1 (4%) | – |  |
reduced LVEF, n | 2 (10%) | 21 (91%) | 13 (52%) | < 0.001*** |
elevated PAPsys, n | 5 (25%) | 16 (70%) | 2 (8%) | < 0.001*** |
CAD, n | 0 (0%) | 19 (89%) | 25 (100%) | < 0.001*** |
RCA revascularization, n | – | – | 16 (64%) |  |
RVEDV, ml | 137 ± 37 | 168 ± 76 | 145 ± 49 | 0.24 |
RVESV, ml | 91 ± 38 | 113 ± 58 | 89 ± 43 | 0.25 |
GFR < 50 ml/min, n | 2 (10%) | 7 (30%) | 5 (20%) | 0.25 |
CPB / procedure time, min | 134 ± 32 | 106 ± 49 | 227 ± 53 | < 0.001*** |