What do systematic reviews say?

Complex information, support and training interventions vs inactive control (usual care care, attention control, waitlist)

• Remotely delivered information, training and support for informal caregivers of people with dementia 2021 · Cochrane Headline outcomes only
  no estimate extracted
  9 studies · 597 participants
  Moderate

Complex information, support and training interventions vs information only

Complex information, support and training interventions probably leads to higher dropouts for any reason compared with information provision only (moderate certainty).

• Remotely delivered information, training and support for informal caregivers of people with dementia 2021 · Cochrane Headline outcomes only
  RR 1.51 [1.04, 2.2]
  12 studies · 1266 participants
  Moderate

Complex information, support and training interventions vs information only

The review found no eligible studies for this question.

• Remotely delivered information, training and support for informal caregivers of people with dementia 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Complex information, support and training interventions vs information only

It is very uncertain whether complex information, support and training interventions changes institutional care ‐ nursing home placement compared with information provision only (very low certainty).

• Remotely delivered information, training and support for informal caregivers of people with dementia 2021 · Cochrane Headline outcomes only
  RR 2.67 [0.12, 60.93]
  1 study · 32 participants
  Very low

Complex information, support and training interventions vs inactive control (usual care care, attention control, waitlist)

• Remotely delivered information, training and support for informal caregivers of people with dementia 2021 · Cochrane Headline outcomes only
  no estimate extracted
  8 studies · 638 participants
  Moderate

Complex information, support and training interventions vs inactive control (usual care care, attention control, waitlist)

• Remotely delivered information, training and support for informal caregivers of people with dementia 2021 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 311 participants
  Moderate

Complex information, support and training interventions vs inactive control (usual care care, attention control, waitlist)

Complex information, support and training interventions showed no clear difference in dropouts for any reason compared with usual treatment, waiting list or attention control informations (low certainty).

• Remotely delivered information, training and support for informal caregivers of people with dementia 2021 · Cochrane Headline outcomes only
  RR 1.15 [0.87, 1.53]
  8 studies · 661 participants
  Low

Complex information, support and training interventions vs inactive control (usual care care, attention control, waitlist)

Complex information, support and training interventions showed no clear difference in use of health and social resources compared with usual treatment, waiting list or attention control informations (moderate certainty).

• Remotely delivered information, training and support for informal caregivers of people with dementia 2021 · Cochrane Headline outcomes only
  Rate ratio 1.05 [0.93, 1.19]
  1 study · 4776 participants
  Moderate

Complex information, support and training interventions vs inactive control (usual care care, attention control, waitlist)

It is very uncertain whether complex information, support and training interventions changes institutional care ‐ nursing home placement compared with usual treatment, waiting list or attention control informations (very low certainty).

• Remotely delivered information, training and support for informal caregivers of people with dementia 2021 · Cochrane Headline outcomes only
  RR 0.59 [0.11, 3.11]
  1 study · 34 participants
  Very low

Complex information, support and training interventions vs information only

• Remotely delivered information, training and support for informal caregivers of people with dementia 2021 · Cochrane Headline outcomes only
  no estimate extracted
  9 studies · 650 participants
  Low

Complex information, support and training interventions vs information only

• Remotely delivered information, training and support for informal caregivers of people with dementia 2021 · Cochrane Headline outcomes only
  no estimate extracted
  11 studies · 1100 participants
  Moderate

Complex information, support and training interventions vs information only

• Remotely delivered information, training and support for informal caregivers of people with dementia 2021 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 257 participants
  Low

Cognitive training vs control intervention

• 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

• 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

• 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

• 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

• 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

• 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

• 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

Active tDCS plus semantic word‐retrieval training vs sham tDCS plus semantic word‐retrieval training

• Non‐pharmacological interventions for improving language and communication in people with primary progressive aphasia 2024 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 3 participants
  Very low