Variable DVR alone DVR with ARE
CPB time ( minutes) 117±43 133±49
CC time (minutes) 92±35 105±39
Postop. LCO No 4%
Bleeding and re-exploration No No
Blood product requirement 2±1.5 3±2.3
Duration of MV (hr.) 12 ± 6 18 ± 6.4
Infection SSWI Pneumonia 1.5% No 3% 0.5%
Heart Block (HB) 1% No
Paravalvular Leak (PVL) 1% No
ICU Stay ( days) 3 ± 1.8 4 ± 2.3
Total Hospital Stay (days) 10 ± 5.1 12 ± 7.2