Findings

What do systematic reviews say?

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

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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%

Souvenaid vs placebo

Cognitive function · People with mild Alzheimer's disease

1 finding from 1 review

Souvenaid for Alzheimer's disease 2020 · Cochrane Headline outcomes only
no estimate extracted
1 study · 259 participants
Moderate

Souvenaid vs placebo

Memory (specific cognitive function) · People with mild Alzheimer's disease

1 finding from 1 review

Souvenaid for Alzheimer's disease 2020 · Cochrane Headline outcomes only
no estimate extracted
1 study · 259 participants
Moderate

Intervention not reported

Overall BPSD (multidomain) – not assessed · dementia

The review found no eligible studies for this question.

1 finding from 1 review

Simulated presence therapy for dementia 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

Agitation · dementia

1 finding from 1 review

Simulated presence therapy for dementia 2020 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 144 participants
Very low

Intervention not reported

Depression – assessed in one study as "withdrawn behaviours" which included a lack of interest and sad mood · dementia

1 finding from 1 review

Simulated presence therapy for dementia 2020 · Cochrane Headline outcomes only
no estimate extracted
1 study · 54 participants
Very low

Intervention not reported

Anxiety ‐ not measured · dementia

The review found no eligible studies for this question.

1 finding from 1 review

Simulated presence therapy for dementia 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

Quality of life ‐ not measured · dementia

The review found no eligible studies for this question.

1 finding from 1 review

Simulated presence therapy for dementia 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

Dropouts ‐ not measured · dementia

The review found no eligible studies for this question.

1 finding from 1 review

Simulated presence therapy for dementia 2020 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Cognitive training vs control intervention

Global cognition post‐treatment · cognition in PDD and PD‐MCI

1 finding from 1 review

Cognitive training interventions for dementia and mild cognitive impairment in Parkinson’s disease 2020 · Cochrane Headline outcomes only
no estimate extracted
6 studies · 178 participants
Low

Cognitive training vs control intervention

Executive function (specific cognitive function) · cognition in PDD and PD‐MCI

1 finding from 1 review

Cognitive training interventions for dementia and mild cognitive impairment in Parkinson’s disease 2020 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 112 participants
Low

Cognitive training vs control intervention

Attention · cognition in PDD and PD‐MCI

1 finding from 1 review

Cognitive training interventions for dementia and mild cognitive impairment in Parkinson’s disease 2020 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 160 participants
Low

Cognitive training vs control intervention

Verbal memory post‐treatment · cognition in PDD and PD‐MCI

1 finding from 1 review

Cognitive training interventions for dementia and mild cognitive impairment in Parkinson’s disease 2020 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 160 participants
Low

Cognitive training vs control intervention

Visual processing post‐treatment · cognition in PDD and PD‐MCI

1 finding from 1 review

Cognitive training interventions for dementia and mild cognitive impairment in Parkinson’s disease 2020 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 64 participants
Low

Cognitive training vs control intervention

Activities of daily living · cognition in PDD and PD‐MCI

1 finding from 1 review

Cognitive training interventions for dementia and mild cognitive impairment in Parkinson’s disease 2020 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 67 participants
Low

Cognitive training vs control intervention

Quality of life post‐treatment · cognition in PDD and PD‐MCI

1 finding from 1 review

Cognitive training interventions for dementia and mild cognitive impairment in Parkinson’s disease 2020 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 147 participants
Low

Intervention not reported

Global cognitive function measured at the end of the intervention period (12 weeks) · cognitively healthy people in late life

1 finding from 1 review

Computerised cognitive training for 12 or more weeks for maintaining cognitive function in cognitively healthy people… 2020 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 232 participants
Low

Intervention not reported

Cognitive subdomain: speed of processing measured at the end of the intervention period (12 to 16 weeks) · cognitively healthy people in late life

1 finding from 1 review

Computerised cognitive training for 12 or more weeks for maintaining cognitive function in cognitively healthy people… 2020 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 204 participants
Very low

Intervention not reported

Cognitive subdomain: executive functioning measured at the end of the intervention period (12 weeks to 6 months) · cognitively healthy people in late life

1 finding from 1 review

Computerised cognitive training for 12 or more weeks for maintaining cognitive function in cognitively healthy people… 2020 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 292 participants
Low

Intervention not reported

Cognitive subdomain: working memory measured at the end of the intervention period (16 weeks) · cognitively healthy people in late life

1 finding from 1 review

Computerised cognitive training for 12 or more weeks for maintaining cognitive function in cognitively healthy people… 2020 · Cochrane Headline outcomes only
no estimate extracted
1 study · 60 participants
Low

Intervention not reported

Cognitive subdomain: verbal fluency measured at the end of the intervention period (6 months) · cognitively healthy people in late life

1 finding from 1 review

Computerised cognitive training for 12 or more weeks for maintaining cognitive function in cognitively healthy people… 2020 · Cochrane Headline outcomes only
no estimate extracted
1 study · 150 participants
Low