Test Group S(n=30) Group R(n=30) P value
Trieger's dot
T0
T60
T120
39.53 ± 0.51
38.90 ± 0.71
39.07 ± 0.92
39.52 ± 0.51
36.10 ± 2.38
38.24 ± 1.99
0.90 NS
<0.001*
0.01 NS
Digit symbol substitution
T0
T60
T120
9.53 ± 0.63
8.67 ± 0.71
8.43 ± 0.91
9.52 ± 0.57
7.57 ± 1.22
8.80 ± 0.80
0.92 NS
<0.001*
0.117 NS
Data were presented as mean ± SD, tested by student t-test, P-value <0.05 statistically significant. T0: Baseline test done at the night of operation; T60: After 60 minute of extubation; T120: After 120 minute of extubation; S.D: Standard Deviation; *: Significant; NS: Not Significant; S group: SED line  group; R group: Ramsay  group
Table 5: Trieger's dot test (TT) (as a score of 40) and digit symbol substitution test (DSST) (as a score of 10) in the two study groups.