Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

996 questions · 1,049 findings · 79 reviews · Dementia and Cognitive Improvement

No studies found 240 · 22.9%GRADE not reported 31 · 3%Very low 216 · 20.6%Low 253 · 24.1%Moderate 238 · 22.7%High 71 · 6.8%

Valproate vs placebo

Any adverse event by 6 weeks · people with agitation in dementia

Valproate preparations may leads to higher any adverse event by 6 weeks compared with placebo (low certainty).

1 finding from 1 review

Valproate vs placebo

Serious adverse events by 6 weeks · people with agitation in dementia

It is very uncertain whether valproate preparations changes serious adverse events by 6 weeks compared with placebo (very low certainty).

1 finding from 1 review

Antipsychotics vs nonantipsychotics or placebo

Adverse effects/events ‐ extrapyramidal symptoms ‐ medium term Number of instances of extrapyramidal symptoms · delirious patients

It is very uncertain whether antipsychotics changes adverse Effects ‐ EPS Extrapyramidal Symptom Rating Scale, or not… compared with nonantipsychotics or placebo (very low certainty).

1 finding from 1 review

Discontinuation vs continuation of antipsychotic medication

Success of withdrawal from antipsychotics · older people with dementia who had been taking an antipsychotic drug for at least 3 months

Discontinuation may leads to lower success of withdrawal from antipsychotics compared with continuation of antipsychotic medication (low certainty).

1 finding from 1 review