ARVC (n = 17) | Relatives (n = 19) | Controls (n = 22) | P-value* | |
---|---|---|---|---|
Mean (SD) | Mean (SD) | Mean (SD) | ||
LV diameter (mm) | 52.6 (6.4) | 54.6 (4.4) | 51.3 (2.9) | 0.009 |
RVOT/BSA (cm/m 2 ) | 2.0 (0.4) | 1.6 (0.2) | 1.6 (0.2) | 0.981 |
RVIT/BSA (cm/m 2 ) | 2.3 (0.5) | 1.9 (0.2) | 1.8 (0.2) | 0.674 |
LVOT VTI (cm) | 18.8 (5.5) | 21.3 (2.5) | 20.9 (2.4) | 0.555 |
TAPSE (mm) | 19.1 (5.0) | 25.3 (2.9) | 25.3 (3.0) | 0.963 |
Sw lat. LV (cm/s) | 6.6 (2.3) | 7.3 (1.2) | 8.5 (1.9) | 0.018 |
Sw Sept. (cm/s) | 5.7 (1.6) | 6.6 (1.0) | 7.1 (0.9) | 0.115 |
Sw RV free wall (cm/s) | 8.2 (2.5) | 11.2 (1.9) | 11.6 (1.7) | 0.545 |
E/A LV | 1.3 (0.5) | 1.8 (0.6) | 1.7 (0.4) | 0.600 |
E/E’ LV | 8.8 (3.2) | 6.4 (2.1) | 6.1 (1.6) | 0.608 |
2D strain LV base (%) | −17.3 (4.4) | −19.6 (2.7) | −20.2 (3.5) | 0.518 |
2D strain LV mid (%) | −15.3 (4.9) | −18.3 (3.2) | −18.3 (2.4) | 0.968 |
2D strain sept base (%) | −14.9 (3.6) | −15.8 (2.9) | −17.8 (2.5) | 0.025 |
2D strain sept mid (%) | −15.2 (5.6) | −18.5 (2.9) | −18.2 (2.1) | 0.636 |
2D strain RV base (%) | −16.0 (6.8) | −26.8 (2.9) | −28.5 (3.6) | 0.121 |
2D strain RV mid (%) | −18.9 (5.9) | −27.3 (4.5) | −27.2 (3.5) | 0.945 |