6. Atypical antipsychotic versus placebo: self‐injurious behaviour results that could not be used in the meta‐analyses.

Study name	Short‐/medium‐/long‐term outcomes	Group 1	Group 2	Group sample size	Group 2 sample size	Group 1 results Mean (standard deviation)	Group 2 results Mean (standard deviation)	Other data	Notes
Shea 2004	Short‐term self‐injurious behaviour	Risperidone maximum 0.02 mg/kg/day	Placebo	39	38	−2.6 (3.3)	−1.3 (2.8)	‐	Skewed