Table 1 Subject characteristics in the patient study
Variables | Values |
|---|---|
n | 62 |
Male, n | 38 (61) |
Age, year | 14.2 [4.9–24.5] |
Weight, kg | 40.0 [13.5–49.2] |
NYHA functional class (I/II/III), n | 35 (56)/19 (31)/8 (13) |
Final palliation (Fontan/Glenn), n | 51 (82)/11 (18) |
QRS duration (Z-score) | 3.8 [2.5–6.2] |
Anatomy | |
Dominant ventricle (= morphological left ventricle), n | 22 (35) |
Presence of ventricular septal defect, n | 51 (82) |
Delayed ventricular wall (= including the apex), n | 42 (68) |
Hemodynamics | |
Heart rate, beats min−1 | 83 [73–94] |
Central venous pressure, mmHg | 11 [9–12] |
Systolic ventricular pressure, mmHg | 101 [95–114] |
End-diastolic ventricular pressure, mmHg | 8 [6–10] |
End-diastolic ventricular volume, ml m−2 | 124 [80–162] |
End-systolic ventricular volume, ml m−2 | 56 [38–93] |
Ejection fraction, % | 50 [39–57] |