Echocardiography
|
Left atrial diameter (mm) | 71.8 (12.9) | 56.1 (8.4)* | 60.3 (14.0) | 0.026 | 61.5 (4.9) | 48.9 (7.7)*‡ | 49.9 (7.7)* |
LVEDD (mm) | 55.4 (9.1) | 51.4 (9.8) | 59.3 (10.4) | 0.18 | 52.2 (8.5) | 47.4 (6.7) | 48.9 (3.7)† |
Fractional shortening (%) | 31.1 (8.5) | 33.4 (8.5) | 33.2 (7.0) | 0.85 | 30.3 (12.1) | 33.6 (6.8) | 32.3 (8.6) |
Tricuspid regurgitation | 6 (100%) | 17 (94%) | 6 (75%) | 0.20 | 6 (100%) | 11 (61%)† | 7 (88%) |
RVPG (mm Hg) | 39.3 (13.6) (n = 6) | 29.8 (12) (n = 16) | 28.5 (8.0) (n = 6) | 0.20 | 28.8 (13.2) (n = 6)† | 27.1 (10.0) (n = 9) | 23.8 (6.1) (n = 6) |
RVPG >25 mm Hg | 5 (83%) | 8 (44%) | 2 (25%) | 0.09 | 2 (33%) | 4 (22%) | 2 (25%) |
Cardiopulmonary exercise testing
|
Maximum work load (w) | 94 (26) | 101 (30) | 96 (27) | 0.84 | 95 (41) | 117 (39)‡ | 112 (31) |
Heart rate at rest (beats/min) | 78 (15) | 88 (15) | 89 (15) | 0.33 | 73 (14) | 83 (16) | 85 (17) |
Heart rate at peak (beats/min) | 168 (25) | 182 (24) | 175 (21) | 0.43 | 135 (47) | 138 (17)‡ | 159 (23) |
Systolic BP at rest (mm Hg) | 127 (11) | 132 (21) | 120 (13) | 0.30 | 128 (18) | 142 (32)† | 136 (18) |
Systolic BP at peak (mm Hg) | 176 (24) | 172 (25) | 171 (21) | 0.92 | 169 (33) | 200 (34)‡ | 197 (25)† |