Table 4.
Comparison of frequency distribution of BNIPIS scores before the treatment and at the follow-up after 6 months
| BNIPIS category | Frequency before the injection | Frequency at the follow-up after 6 months |
|---|---|---|
| I | – | 11 |
| II | – | 24 |
| III | 8 | 7 |
| IV | 15 | - |
| V | 19 | - |
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