Cohort Control (n=29) Study (n=50) P Value
Age (years) 45.3±2.5 50.6±2.2 0.13
Gender (male) – number (%) 17 (59) 45 (90) 0.21
LVEF (%) 64.4±1.0 39±2.0 <0.001
QRSD 104±3.7 121±5.9 0.051
R2I2 0.63±0.04 0.99±0.05 <0.001
R2I2≥1.03 – number (%) 0 (0) 19 (38) <0.001
PERS 1.09[0.54] 1.18[0.63] 0.07
PERS≥1.21 – number (%) 10 (34) 24 (48) 0.35