Maximum left ventricular outflow tract pressure gradients (mm Hg) before (baseline) and after alcohol septal ablation measured by Doppler echocardiography at rest
| Patient | Baseline | Immediately after | After 3 days | After 9 days | After 3 months | After 6 months |
|---|---|---|---|---|---|---|
| 1 | 29 | 10 | 10 | 10 | 11 | 11 |
| 2 | 13 | 8 | 10 | 10 | 13 | 5 |
| 3 | 90 | 40 | 30 | 45 | 8 | 10 |
| 4 | 108 | 12 | 30 | 10 | 18 | 26 |
| 5 | 65 | 5 | 45 | 45 | 49 | 32 |
| 6 | 117 | 13 | 25 | 15 | 6 | 8 |
| 7 | 69 | 10 | 35 | 20 | 11 | 13 |
| 8 | 55 | 35 | 51 | 76 | – | – |
| 9 | 33 | 25 | 15 | 10 | – | – |
| Mean (SD) | 64 (36) | 18 (13)1-150 | 28 (15)1-150 | 27 (23)† | 17 (15)1-150 | 15 (10)1-150 |
↵1-150 p < 0.01 v baseline; †p < 0.02v baseline.