Table 2.
Comparison of intraoperative conditions and early postoperative efficacy between the two groups (x2 ± s)
| Observation group | Control group | P value | T/X2 value | |
|---|---|---|---|---|
| Number of patients | 36 | 128 | ||
| Operative time (min) | 144 ± 10 | 141 ± 11 | 0.101 | 1.647 |
| Blood loss (ml) | 63 ± 6 | 61 ± 7 | 0.247 | 1.161 |
| Time to anal exhaust (h) | 67 ± 7 | 65 ± 8 | 0.210 | 1.260 |
| Postoperative VAS score | 3.4 ± 1.1 | 4.5 ± 1.2 | 0.000 | − 4.582 |
| Postoperative complications (cases) | 4 | 15 | 1.000# | |
| Postoperative hospital stay (days) | 6.0 ± 1.1 | 7.2 ± 1.2 | 0.000 | − 5.229 |
| Treatment cost (RMB yuan) | 66,823 ± 4148 | 60,851 ± 3698 | 0.322 | 8.330 |
VAS visual analogue scale, RMB Ren Min Be
aP < 0.05 is considered statistically significant
bFisher's exact test