Control group (n = 42) | 0.04 mg/kg group (n = 40) | 0.02 mg/kg group (n = 38) | P-value | |
---|---|---|---|---|
Age (year, \( \overline{\mathrm{x}} \)±s) | 72.9 ± 4.9 | 73.3 ± 6.2 | 72.5 ± 6.1 | 0.825 |
Sex (n,%) | ||||
Male | 22 (52) | 21 (53) | 20 (53) | 0.751 |
Female | 20 (48) | 19 (47) | 18 (47) | 0.648 |
BMI (kg/m2, \( \overline{\mathrm{x}} \)±s) | 23.5 ± 2.9 | 22.9 ± 2.7 | 22.7 ± 2.9 | 0.233 |
Preoperative MMSE score [M (IQR)] | 25 (23, 26) | 25 (23, 27 | 25 (24, 27) | 0.546 |
ASA grade (n,%) | 0.643 | |||
I–II | 21 (50) | 24 (60) | 21 (55.3) | |
III | 21 (50) | 16 (40) | 17 (44.7) | |
Type of surgery (n,%) | 0.735 | |||
Gastric cancer | 23 (54.7) | 19 (47.5) | 15 (39.5) | |
Colon cancer | 19 (45.3) | 21 (52.5) | 23 (60.5) | |
Diabetes (n,%) | 6 (14) | 8 (20) | 5 (13) | 0.136 |
Arrhythmia (n,%) | 3 (7) | 6 (15) | 4 (10) | 0.223 |
Stroke (n,%) | 2 (5) | 1 (2.5) | 3 (7.9) | 0.375 |
Anemia (n,%) | 2 (5) | 2 (5) | 1 (2.6) | 0.218 |
Hypertension (n,%) | 15 (35.7) | 14 (35) | 13 (34) | 0.093 |
Coronary heart disease (n,%) | 3 (7) | 4 (10) | 5 (13) | 0.835 |
Hypoproteinemia (n,%) | 2 (5) | 1 (2.5) | 2 (5) | 0.415 |