Haemodynamic variables at catheterisation | | | | |
RV pressure (mm Hg) | 63 (15) | 49 (11) | −19 (14) | <0.001 (n = 23) |
PA pressure (mm Hg) | 25 (7) | 25 (5) | 7 (20) | 0.41 (n = 15) |
RVOT peak to peak systolic gradient (mm Hg) | 39 (15) | 23 (10) | −37 (20) | <0.001 (n = 16) |
Ratio of RV to systemic arterial systolic pressure | 0.70 (0.19) | 0.52 (0.14) | −21 (16) | <0.001 (n = 22) |
Angiography | | | | |
Minimum diameter conduit in AP view (mm) | 9.7 (2.1) | 10.0 (2.3) | 8 (20) | <0.01 (n = 21) |
Minimum diameter conduit in LAT view (mm) | 7.8 (1.9) | 9.0 (2.0) | 20 (19) | <0.001 (n = 23) |
Minimum perimeter of conduit (mm) | 27.1 (4.8) | 29.8 (6.1) | 14 (13) | <0.001 (n = 21) |
Percentage predicted RVOT area adjusted for BSA | 24 (8) | 29 (11) | 31 (32) | <0.001 (n = 21) |