Open Access
Table 1
Grading criteria for the evaluation of the duration and effectiveness of the intra-articular lidocaine injection on groin pain.
| 0 | Unchanged or worse |
| 1 | Effect only on the day of injection |
| 2 | Effect lasted a few days |
| 3 | Effect lasted about 1 week |
| 4 | Symptom remission |
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