Table 4 . Prosthesis malfunction in association with patients’ other findings .
| Malfunction | P value | ||
| No (n= 31) | Yes(n = 7) | ||
| Age (years) | 24.7 ± 9.1 | 26.9 ± 4.6 | 0.563 |
| Sex (F/M) | 9/22 | 4/3 | 0.157 |
| Age of Prosthesis (years) | 1.7 ± 1.3 | 2 ± 1.2 | 0.544 |
| INR | 2 ± 0.4 | 2.1 ± 0.8 | 0.292 |
| Right Ventricular Dysfunction | 0.085 | ||
| Mild | 9 (29%) | 0 | |
| Mild to Moderate | 4 (13%) | 0 | |
| Moderate | 9 (29%) | 4 (57%) | |
| Moderate to Severe | 8 (26%) | 2 (29%) | |
| Severe | 1 (3%) | 1 (14%) | |
| Insufficiency of Prosthesis | <0.001 | ||
| Mild | 1 (4%) | 1 (10%) | |
| Moderate | 0 | 5 (60%) | |
| Severe | 0 | 1 (20%) | |
| Pulmonary Artery Pressure (mmHg) | 21.5 ± 8.6 | 22.1 ± 7.5 | 0.865 |
| Peak Pressure Gradient (mmHg) | 20.2 ± 14.2 | 43.9 ± 22.2 | 0.001 |
| Mean Pressure Gradient (mmHg) | 11 ± 7 | 24.3 ± 12.6 | 0.031 |