Group SN Group S P-Value
90% recovery time of TOF ratio (min) 18.8 ± 8.9 29.9 ± 7.5 0.00067#
Cost of Reversal (dollar) 24.76 ± 3.48 36.87 ± 6.95 <0.00001#
# P values were determined by student t-tests.
Table 2: 90% recovery time of TOF ratio and cost of reversal. Values are expressed in means ± SD.