Variables | TAP group (n = 124) | Non-TAP group (n = 46) | P value |
---|---|---|---|
Age, y | 53.0 (47.0, 62.0) | 50.0 (44.0, 59.0) | 0.03 |
Female | 98 (79%) | 33 (72%) | 0.32 |
Body surface area, m2 | 1.53 (1.45, 1.62) | 1.59 (1.49, 1.66) | 0.04 |
NYHA functional class III-IV | 92 (74%) | 22 (48%) | 0.001 |
Atrial fibrillation | 99 (80%) | 16 (35%) | < 0.001 |
Echocardiographic data | |||
LV end-diastolic volume, ml | 102.0 (86.3, 127.8) | 100.5 (88.8, 120.0) | 0.99 |
LV ejection fraction, % | 61.0 (54.0, 66.0) | 67.0 (60.0, 68.3) | < 0.001 |
Left atrial volume, ml | 135.0 (99.0, 173.0) | 119.5 (89.2, 138.0) | 0.03 |
Right atrial volume, ml | 51.1 (39.7, 67.0) | 33.5 (25.8, 44.0) | < 0.001 |
TR grade | |||
None to trace | 3 (3%) | 17 (37%) | < 0.001 |
Mild | 29 (23%) | 29 (63%) | < 0.001 |
Moderate | 57 (46%) | 0 | < 0.001 |
Severe | 35 (28%) | 0 | < 0.001 |
TV annulus diameter, mm | 34.0 (31.0, 36.8) | 28.0 (27.0, 31.0) | < 0.001 |
Indexed TV annulus diameter, mm/m2 | 22.3 (20.6, 23.8) | 18.2 (17.2, 19.6) | < 0.001 |
Pulmonary artery systolic pressure, mmHg | 38.6 (33.0, 47.8) | 29.8 (24.4, 38.0) | < 0.001 |
RV inlet dimension, mm | 36.3 (32.9, 39.3) | 32.9 (31.3, 37.0) | < 0.001 |
TAPSE, mm | 11.9 (9.1, 15.2) | 14.4 (10.4, 17.4) | 0.01 |
RV fractional area change, % | 40.2 (34.0, 44.9) | 41.7 (36.0, 47.8) | 0.09 |
Tissue Doppler of the tricuspid annulus, cm/s | 9.2 (7.9, 10.7) | 9.7 (8.2, 11.8) | 0.15 |
RV end-diastolic volume, ml | 51.3 (43.4, 64.6) | 41.3 (35.8, 46.1) | < 0.001 |
RV ejection fraction, % | 32.6 (28.6, 35.2) | 40.9 (36.6, 46.1) | < 0.001 |
RVLS of free wall, % | −15.5 (−18.6, −13.4) | −22.0 (−24.3, −18.7) | < 0.001 |
RVLS of septal wall, % | −10.2 (−11.9, −8.6) | −12.3 (− 13.7, −10.9) | < 0.001 |
Operative data | |||
Concomitant MAZE procedures | 59 (48%) | 2 (4%) | < 0.001 |
Mechanical mitral prosthesis | 94 (76%) | 39 (85%) | 0.21 |
Cardiopulmonary bypass time, min | 100.0 (84.0, 126.8) | 78.5 (66.8, 99.2) | < 0.001 |
MV lesion | |||
Stenosis | 79 (64%) | 34 (74%) | 0.21 |
Regurgitation | 17 (14%) | 6 (13%) | 0.91 |
Mixed | 28 (23%) | 6 (13%) | 0.17 |