Table 2. TV quantitative parameters of study population.
| Parameters | PH (n=74) | Healthy control (n=15) | P value |
|---|---|---|---|
| Annulus area 3D (cm2) | 12.37±3.16 | 9.46±2.41 | 0.001 |
| Annulus area 2D (cm2) | 12.18±3.11 | 9.33±2.38 | 0.001 |
| Annulus area change (%) | 15.53±5.80 | 17.83±6.73 | 0.18 |
| Annulus perimeter (cm) | 12.60±1.58 | 11.01±1.38 | 0.001 |
| 4Ch diameter (cm) | 3.93±0.56 | 3.31±0.46 | <0.001 |
| 4Ch diastolic diameter (cm) | 4.16±0.60 | 3.51±0.45 | <0.001 |
| 2Ch diameter (cm) | 3.64±0.53 | 3.43±0.64 | 0.17 |
| Major axis (cm) | 4.19±0.53 | 3.81±0.46 | 0.01 |
| Major diastolic axis (cm) | 4.42±0.54 | 4.09±0.49 | 0.03 |
| Minor axis (cm) | 3.59±0.50 | 3.07±0.50 | <0.001 |
| Sphericity index (%) | 83.39±15.34 | 81.40±10.51 | 0.63 |
| Excursion (mm) | 8.30±2.53 | 11.60±3.20 | <0.001 |
| Coaptation point height (mm) | 10.58±3.00 | 6.20±2.37 | <0.001 |
| MTH (mm) | 10.26±2.72 | 6.00±1.25 | <0.001 |
| Tenting volume (mL) | 3.95±1.94 | 1.87±0.85 | <0.001 |
Data are presented as mean ± standard deviation. TV, tricuspid valve; PH, pulmonary hypertension; 3D, 3-dimensional; 2D, 2-dimensional; 4Ch diameter, 4-chamber diameter; 2Ch diameter, 2-chamber diameter; MTH, maximal tenting height.