Table 1 Baseline patient characteristics
|  | BIS 35 (n = 30) | BIS 55 (n = 30) | P Value |
|---|---|---|---|
Sex | 0.184 | ||
 male | 16 (53.3%) | 21 (70.0%) |  |
 female | 14 (46.7%) | 9 (30.0%) |  |
Age (y) | 67 (57 to 69) | 66 (58 to 72) | 0.544 |
Heigh (cm) | 164 ± 8 | 166 ± 8 | 0.495 |
Weight (kg) | 64 ± 10 | 68 ± 12 | 0.170 |
BMI (kg/cm2) | 24 ± 3 | 25 ± 4 | 0.100 |
ASA | 0.592 | ||
 I | 12 (40.0%) | 10 (33.3%) |  |
 II | 18 (60.0%) | 20 (66.7%) |  |
Baseline MAP (mmHg) | 101.5 ± 13.4 | 97.7 ± 16.1 | 0.202 |
Baseline HR (bpm) | 72.2 ± 8.6 | 74.2 ± 8.3 | 0.663 |
Type of cancer | 0.121 | ||
 Colon | 11 (36.7%) | 17(56.7%) |  |
 Rectum | 19 (63.3%) | 13 (43.3%) |  |
Stage (I/II/III) | 0.842 | ||
 I | 6 (20.0%) | 6 (20.0%) |  |
 II | 9 (30.0%) | 11 (36.7%) |  |
 III | 15 (50.0%) | 13 (43.3%) |  |