| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
| 1 Itching - Failure to achieve complete resolution | 1 | Risk Ratio (M-H, Fixed, 95% CI) | Totals not selected | |
| 1.1 Scalp | 1 | Risk Ratio (M-H, Fixed, 95% CI) | 0.0 [0.0, 0.0] | |
| 2 Scaling - Failure to achieve complete resolution | 1 | Risk Ratio (M-H, Fixed, 95% CI) | Totals not selected | |
| 2.1 Scalp | 1 | Risk Ratio (M-H, Fixed, 95% CI) | 0.0 [0.0, 0.0] |
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