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The results of PBI in case and control groups during 28 days of follow‐up
| Time | Group | Mean ± SD |
|---|---|---|
| Before treatment | Control | 1.84 ± 0.58 |
| Case | 2.10 ± 0.47 | |
| 7th day | Control | 1.79 ± 0.57 |
| Case | 1.81 ± 0.47 | |
| 14th day | Control | 1.73 ± 0.56 |
| Case | 1.36 ± 0.43 | |
| 28th day | Control | 1.68 ± 0.57 |
| Case | 1.01 ± 0.38 |
