Comparison 5. Spectrographic ratings (degree of normalcy).
Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
---|---|---|---|---|
1 Botox versus placebo at 4 days | 1 | 13 | Std. Mean Difference (IV, Fixed, 95% CI) | ‐4.28 [‐6.53, ‐2.03] |