Measurement | No recoarctation (group I) | Recoarctation (group II) | p value |
---|---|---|---|
Pressure gradient 1-151 (mm Hg) | |||
Before angioplasty | 44 (17) | 52 (20) | > 0.10 |
After angioplasty | 10 (9) | 10 (9) | > 0.10 |
Follow up | 9 (8) | 38 (10) | < 0.001 |
Coarcted segment diameter (mm) | |||
Before angioplasty | 4.1 (2.0) | 2.4 (0.6) | < 0.001 |
After angioplasty | 8.6 (3.1) | 5.8 (2.0) | < 0.001 |
Follow up | 9.8 (3.0) | 4.4 (2.6) | < 0.001 |
Values are mean (SD).
↵1-151 Peak to peak systolic pressure gradients across aortic coarctation recorded during cardiac catheterisation.