What do systematic reviews say?

Nasogastric tubes vs no enteral tube feeding

• Enteral tube feeding for people with severe dementia 2021 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 236 participants
  Very low

Nasogastric tubes vs no enteral tube feeding

The review found no eligible studies for this question.

• Enteral tube feeding for people with severe dementia 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Older adults with anticholinergic burden vs older adults with no anticholinergic burden

Older adults with anticholinergic burden may leads to higher cognitive decline or dementia compared with older adults with no anticholinergic burden (low certainty).

• Anticholinergic burden (prognostic factor) for prediction of dementia or cognitive decline in older adults with no… 2021 · Cochrane Headline outcomes only
  OR 2.63 [1.09, 6.29]
  4 studies · 125359 participants
  Low

Multi‐domain interventions vs placebo or usual care

Multi‐domain interventions showed no clear difference in incidence of dementia compared with usual care/placebo (high certainty).

• Multi‐domain interventions for the prevention of dementia and cognitive decline 2021 · Cochrane Headline outcomes only
  RR 0.94 [0.76, 1.18]
  2 studies · 7256 participants
  High

Multi‐domain interventions vs placebo or usual care

Multi‐domain interventions showed no clear difference in incidence of MCI compared with usual care/placebo (moderate certainty).

• Multi‐domain interventions for the prevention of dementia and cognitive decline 2021 · Cochrane Headline outcomes only
  RR 0.97 [0.76, 1.23]
  1 study · 3802 participants
  Moderate

Multi‐domain interventions vs placebo or usual care

• Multi‐domain interventions for the prevention of dementia and cognitive decline 2021 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 4617 participants
  High
• Multi‐domain interventions for the prevention of dementia and cognitive decline 2021 · Cochrane Headline outcomes only
  no estimate extracted
  6 studies · 8697 participants
  Moderate
• Multi‐domain interventions for the prevention of dementia and cognitive decline 2021 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 1554 participants
  Very low

Multi‐domain interventions vs placebo or usual care

Multi‐domain interventions showed no clear difference in mortality compared with usual care/placebo (high certainty).

• Multi‐domain interventions for the prevention of dementia and cognitive decline 2021 · Cochrane Headline outcomes only
  RR 0.93 [0.84, 1.04]
  4 studies · 11487 participants
  High

Intervention not reported

• Diagnostic test accuracy of telehealth assessment for dementia and mild cognitive impairment 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Very low

Intervention not reported

• Diagnostic test accuracy of telehealth assessment for dementia and mild cognitive impairment 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Very low

Intervention not reported

• Diagnostic test accuracy of telehealth assessment for dementia and mild cognitive impairment 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Very low

Intervention not reported

• Diagnostic test accuracy of telehealth assessment for dementia and mild cognitive impairment 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Very low

Aromatherapy vs placebo or control

• Aromatherapy for dementia 2020 · Cochrane Headline outcomes only
  no estimate extracted
  10 studies · 593 participants
  Very low

Aromatherapy vs placebo or control

• Aromatherapy for dementia 2020 · Cochrane Headline outcomes only
  no estimate extracted
  8 studies · 346 participants
  Very low

Aromatherapy vs placebo or control

• Aromatherapy for dementia 2020 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 206 participants
  Very low

Aromatherapy vs placebo or control

• Aromatherapy for dementia 2020 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 134 participants
  Very low

Aromatherapy vs placebo or control

• Aromatherapy for dementia 2020 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 120 participants
  Very low

Aromatherapy vs placebo or control

• Aromatherapy for dementia 2020 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 21 participants
  GRADE not reported

Aromatherapy vs placebo or control

• Aromatherapy for dementia 2020 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 91 participants
  Very low

Melatonin vs placebo

• Pharmacotherapies for sleep disturbances in dementia 2020 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 184 participants
  Low

Trazodone vs placebo

• Pharmacotherapies for sleep disturbances in dementia 2020 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 30 participants
  Low