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| E group (n=10) | S group (n=10) | P | |
|---|---|---|---|
| Dosage of LA (mL) | 16.2±1.2 | 10.7±1.6* | 0.000 |
| Time for block (min) | 30.4±2.5 | 19.4±3.3* | 0.000 |
E group compared to the S group, *, P<0.05 indicates a significant difference. LA means local anesthetic.
