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| Observation Index | Group A | Group B | p |
|---|---|---|---|
| Hematoma removal rate > 90% (n) | 23/26 | 35/36 | 0.300 |
| Intraoperative blood loss (mL) | 17.1 ± 4.55 | 67.6 ± 10.28 | 0.000 |
| Operative time, min | 82.7 ± 13.73 | 132.4 ± 9.17 | 0.000 |
| Bleeding recurrence rate in the surgical field (n) | 3/26 | 1/36 | 0.300 |
| Intracranial infection (n) | 0/26 | 0/36 | 0.000 |
| Length of hospitalization (d) | 7.3 ± 1.09 | 12.9 ± 1.71 | 0.000 |
