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The Vancouver scar score and total injection times between the 2 Groups.
| Groups | Control | Observation | t | P |
|---|---|---|---|---|
| VSS of Before treatment | 12.84 ± 2.46 | 12.70 ± 2.31 | 0.293 | > 0.05 |
| VSS of after treatment | 3.60 ± 1.36 | 2.14 ± 1.11 | 5.900 | < 0.01 |
| injection times | 1.32 ± 0.53 | 0.99 ± 0.45 | 3.361 | < 0.01 |
