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. 2016 Nov 24;2016(11):CD004028. doi: 10.1002/14651858.CD004028.pub4
Adverse events: 16. Extrapyramidal adverse events (skewed data)
Study Interventions Mean score SD N
Dose 1998 Valproate ‐ (mean EPS) ‐ high = poor 3.4 1.0 14
Dose 1998 Placebo ‐ (mean EPS) ‐ high = poor 2.4 1.7 15
Fisk 1987 Valproate ‐ (mean tardive dyskinesia score) ‐ high = poor 4.4 0.75 22
Fisk 1987 Placebo ‐ (mean tardive dyskinesia score) ‐ high = poor 3.5 0.7 25