Variable Total (n = 40) RVOT (n = 23) LVOT (n = 17) p-value
Age 48.4 ± 15.7 42.8 ± 12.1 56.1 ±17.0 0.006
Female gender 23 (57.5%) 17 (73.9%) 6 (35.3%) 0.024
Ethnicity (Caucasian) 22/32 (68.8%) 16/22 (72.7%) 6/10 (60.0%) NS
Hypertension 9 (22.5%) 5 (21.7%) 4 (23.5%) NS
Diabetes 3 (7.5%) 1 (4.3%) 2 (11.8%) NS
Coronary artery disease 5 (12.5%) 3 (13.0%) 2 (11.8%) NS
BMI 27.8 ± 5.8 27.1 ± 5.6 29.0 ± 5.6 NS
LVEF % 56.1 ± 6.2 57.9 ± 5.0 53.7 ± 7.0 0.032
QRS morphology LBBB
Indeterminate
Atypical RBBB
33 (82.5%) 1 (2.5%) 6 (15.0%) 23 (100%) 0 (0%) 0 (0%) 10 (58.8%) 1 (5.9%) 6 (35.3%) 0.004 NS 0.009
AAD use Beta-blocker CCB Flecainide Amiodarone 32 (80.0%) 25 (62.5%) 7 (17.5%) 3 (7.5%) 1 (2.5%) 18 (78.3%) 15 (65.2%) 5 (27.7%) 1 (4.3%) 0 (0%) 14 (82.4%) 10 (58.8%) 2 (11.8%) 2 (11.8%) 1 (5.9%) NS NS NS NS NS