1.
两组患者基线资料比较
Baseline characteristics of the patients in the two group (Mean±SD)
| Items | Treatment (n=25) | Control (n=26) | t/χ2 | P |
| MCA-PI: Middle Cerebral Artery Pulsatility Index; ONSD: Optic nerve sheath diameter; GCS: Glasgow coma score; MAP: Mean arterial pressure; IVC: Inferior vena cava diameter; HR: Heart rate; 1 mmHg=0.133 kPa. | ||||
| Age (year) | 50.24±10.47 | 49.54±13.62 | 0.206 | 0.838 |
| Male (n, %) | 18 (72.00%) | 22 (84.62%) | 1.199 | 0.274 |
| Female (n, %) | 7 (28.00%) | 4 (15.38%) | 1.199 | 0.274 |
| Operation time (h) | 2.79±0.69 | 2.98±0.42 | 1.209 | 0.232 |
| fluid balance during the operation (mL) | 1686.88±481.32 | 1641.65±494.62 | 0.331 | 0.742 |
| ONSD (mm) | 4.94±0.24 | 4.87±0.25 | 1.130 | 0.264 |
| MCA-PI | 1.03±0.19 | 1.05±0.18 | 0.354 | 0.725 |
| Preoperative GCS (point) | 5.36±1.73 | 5.50±1.84 | 0.280 | 0.781 |
| Pupil diameter (mm) | 4.16±0.99 | 4.23±1.07 | 0.484 | 0.807 |
| MAP (mmHg) | 91.76±17.92 | 90.69±14.03 | 0.237 | 0.813 |
| IVC (mm) | 18.72±4.33 | 18.27±3.29 | 0.420 | 0.676 |
| HR (times/min) | 91.12±18.26 | 94.23±14.51 | 0.675 | 0.503 |