Table 3.
SF and TA distance at end-diastole and end-systole in control subjects and PH patients
| Control subjects | PH patients | |||||||
|---|---|---|---|---|---|---|---|---|
| Transverse movements | ||||||||
| level | SFed (mm) | SFes (mm) | SFD (mm) | fractional-SFD (%) | SFed (mm) | SFes (mm) | SFD (mm) | fractional-SFD (%) |
| apex-1 | 17 ± 5 | 7 ± 3 | 10 ± 4 | 56 ± 14 | 27 ± 11 | 25 ± 13 | 2 ± 7* | 11 ± 28* |
| 2 | 24 ± 5 | 11 ± 4 | 13 ± 4 | 54 ± 13 | 34 ± 10 | 31 ± 13 | 3 ± 7* | 11 ± 22* |
| 3 | 30 ± 5 | 15 ± 4 | 17 ± 6 | 52 ± 10 | 40 ± 9 | 35 ± 12 | 5 ± 6* | 13 ± 18* |
| mid-4 | 36 ± 5 | 19 ± 5 | 19 ± 6 | 48 ± 9 | 46 ± 9 | 40 ± 12 | 7 ± 6* | 16 ± 14* |
| 5 | 41 ± 5 | 24 ± 5 | 18 ± 5 | 42 ± 9 | 52 ± 9 | 44 ± 12 | 8 ± 6* | 16 ± 12* |
| 6 | 44 ± 6 | 28 ± 6 | 16 ± 4 | 37 ± 10 | 55 ± 9 | 46 ± 11 | 8 ± 5* | 16 ± 10* |
| base-7 | 45 ± 7 | 30 ± 7 | 15 ± 4 | 33 ± 9 | 55 ± 9 | 46 ± 10 | 9 ± 4* | 17 ± 9* |
| Longitudinal movements | ||||||||
| TAAed (mm) | TAAes (mm) | TAPSE (mm) | fractional-TAAD (%) | TAAed (mm) | TAAes (mm) | TAPSE (mm) | fractional-TAAD (%) | |
| - | 92 ± 11 | 65 ± 12 | 27 ± 7 | 29 ± 8 | 99 ± 12 | 82 ± 14 | 16 ± 6* | 17 ± 7 * |
| RV area change | ||||||||
| Areaed (mm2) | Areaes (mm2) | AC (mm2) |
fractional-AC (%) | Areaed (mm2) | Areaes (mm2) | AC (mm2) |
fractional-AC (%) | |
| - | 2840 ± 720 | 1397 ± 407 | 1443 ± 374 | 51 ± 6 | 3937 ± 1209 | 2798 ± 1271 | 1139 ± 421* | 31 ± 13* |
SF is determined at different levels along an apex to base axis. Values of fractional-SFD are also shown in Figure 2. RV area change (AC) and fractional AC are determined in 4-chamber view. Values are mean ± SD.
* Significantly lower compared to control subjects (P < 0.001)