Changes in clinical outcomes within groups from baseline to 3 months and 1 year after treatment
| Percutaneous pulmonary valve replacement (n=20) | Missing numbers | P values* | Open heart surgery pulmonary valve replacement (n=14) | Missing numbers | P values* | |
| Pulmonary stenosis (mm Hg) | ||||||
| Baseline | 67 (10–96) | 0 | 40 (12–112) | 0 | ||
| 3 months postoperatively | 19 (11–30) | 0 | <0.001 | 14 (5–36) | 5 | 0.123 |
| 12 months postoperatively | 19 (9–56) | 1 | <0.001 | 20 (7–36) | 0 | 0.010 |
| Pulmonary regurgitation (levels 0–4)** | ||||||
| Baseline | 3 (0–4) | 0 | 4 (0–4) | 0 | ||
| 3 months postoperatively | 0 (0–2) | 0 | 0.007 | 1 (0–2) | 3 | 0.001 |
| 12 months postoperatively | 0 (0–2) | 1 | 0.003 | 1 (0–2) | 0 | 0.003 |
| NYHA classification (levels 1–4) | ||||||
| Preoperatively | 2 (1–4) | 0 | 2 (1–3) | 0 | ||
| 3 months postoperatively | 1 (1–2) | 3 | 0.021 | 1 (1–2) | 1 | 0.004 |
| 12 months postoperatively | 1 (1–3) | 11 | 0.034 | 1 (1–3) | 7 | 0.102 |
Data are presented as median (range).
*Wilcoxon signed-rank test. The p values were not adjusted for multiple testing.
**Levels 0–4: 0, none; 1, trace; 2, mild; 3, severe; and 4, free.
NYHA, New York Heart Association.
Bold numbers are statistical significant values.