Table 1.
Comparison of the clinical data between the two groups
| Experimental group (n=95) | Control group (n=92) | t/χ2 | P | |
|---|---|---|---|---|
| Age (years) | 74.1±4.36 | 75.25±6.10 | 1.23 | 0.51 |
| Sex | 6.18 | 0.34 | ||
| Male (n %) | 58 (61.1%) | 51 (55.4%) | ||
| Female (n %) | 37 (38.9%) | 41 (44.6%) | ||
| BMI | 19.5±1.16 | 18.95±1.50 | 3.32 | 0.21 |
| Smoking | 46 (48.4%) | 49 (53.3%) | 4.16 | 0.28 |
| ASA grade | 6.79 | 0.36 | ||
| I | 28 (29.5%) | 21 (22.8%) | ||
| II | 53 (55.8%) | 55 (59.8%) | ||
| III | 14 (14.7%) | 16 (17.4%) | ||
| The average operative duration (min) | 149.1±22.3 | 146.3±18.4 | 2.29 | 0.18 |
| Anesthesia time (min) | 161.2±27.7 | 163.4±24.5 | 1.94 | 0.22 |
| Average bleeding volume (mL) | 211±26.5 | 213±30.3 | 6.39 | 0.48 |
Note: Compared with the control group, a significant difference was P < 0.05.