What do systematic reviews say?

Cognitive training vs alternative treatment

• Cognitive training for people with mild to moderate dementia 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 39 participants
  Low

Cognitive training vs alternative treatment

• Cognitive training for people with mild to moderate dementia 2019 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Cognitive training vs alternative treatment

• Cognitive training for people with mild to moderate dementia 2019 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Cognitive training vs control immediately post intervention

• Cognitive training for people with mild to moderate dementia 2019 · Cochrane Headline outcomes only
  no estimate extracted
  11 studies · 543 participants
  Very low

Cognitive training vs control immediately post intervention

• Cognitive training for people with mild to moderate dementia 2019 · Cochrane Headline outcomes only
  no estimate extracted
  8 studies · 577 participants
  Very low

Cognitive training vs control immediately post intervention

• Cognitive training for people with mild to moderate dementia 2019 · Cochrane Headline outcomes only
  no estimate extracted
  10 studies · 687 participants
  Low

Cognitive training vs control immediately post intervention

Cognitive training showed no clear difference in participant burden (retention rates) compared with control immediately post intervention (low certainty).

• Cognitive training for people with mild to moderate dementia 2019 · Cochrane Headline outcomes only
  OR 0.73 [0.37, 1.43]
  17 studies · 1282 participants
  Low

Cognitive training vs control immediately post intervention

• Cognitive training for people with mild to moderate dementia 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 36 participants
  Moderate

Cognitive training vs control

• Cognitive training for people with mild to moderate dementia 2019 · Cochrane Headline outcomes only
  no estimate extracted
  8 studies · 387 participants
  Very low

Cognitive training vs control

• Cognitive training for people with mild to moderate dementia 2019 · Cochrane Headline outcomes only
  no estimate extracted
  6 studies · 387 participants
  Very low

Any antihypertensive drug vs no antihypertensive drugs/placebo

The review found no eligible studies for this question.

• Antihypertensive drug therapy for mild to moderate hypertension during pregnancy 2018 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found
• Antihypertensive drug therapy for mild to moderate hypertension during pregnancy 2018 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Any antihypertensive drug vs no antihypertensive drugs/placebo

It is very uncertain whether any antihypertensive drug changes severe pre‐eclampsia compared with no antihypertensive drugs/placebo (very low certainty).

• Antihypertensive drug therapy for mild to moderate hypertension during pregnancy 2018 · Cochrane Headline outcomes only
  RR 0.56 [0.15, 2.02]
  3 studies · 416 participants
  Very low

Any antihypertensive drug vs no antihypertensive drugs/placebo

It is very uncertain whether any antihypertensive drug changes eclampsia compared with no antihypertensive drugs/placebo (very low certainty).

• Antihypertensive drug therapy for mild to moderate hypertension during pregnancy 2018 · Cochrane Headline outcomes only
  RR 0.52 [0.13, 2.06]
  7 studies · 713 participants
  Very low

Any antihypertensive drug vs no antihypertensive drugs/placebo

Any antihypertensive drug showed no clear difference in changed/stopped drugs due to maternal side‐effects compared with no antihypertensive drugs/placebo (low certainty).

• Antihypertensive drug therapy for mild to moderate hypertension during pregnancy 2018 · Cochrane Headline outcomes only
  RR 1.93 [0.92, 4.06]
  16 studies · 1503 participants
  Low

Any antihypertensive drug vs no antihypertensive drugs/placebo

Any antihypertensive drug showed no clear difference in elective delivery (induction of labour + elective caesarean section) compared with no antihypertensive drugs/placebo (moderate certainty).

• Antihypertensive drug therapy for mild to moderate hypertension during pregnancy 2018 · Cochrane Headline outcomes only
  RR 0.93 [0.84, 1.04]
  4 studies · 710 participants
  Moderate

Any antihypertensive drug vs no antihypertensive drugs/placebo

The review found no eligible studies for this question.

• Antihypertensive drug therapy for mild to moderate hypertension during pregnancy 2018 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found
• Antihypertensive drug therapy for mild to moderate hypertension during pregnancy 2018 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Any antihypertensive drug vs no antihypertensive drugs/placebo

Any antihypertensive drug showed no clear difference in admission to neonatal or intensive care nursery compared with no antihypertensive drugs/placebo (low certainty).

• Antihypertensive drug therapy for mild to moderate hypertension during pregnancy 2018 · Cochrane Headline outcomes only
  RR 1.01 [0.83, 1.22]
  10 studies · 1570 participants
  Low

Any antihypertensive drug vs no antihypertensive drugs/placebo

Any antihypertensive drug probably leads to lower severe hypertension compared with no antihypertensive drugs/placebo (moderate certainty).

• Antihypertensive drug therapy for mild to moderate hypertension during pregnancy 2018 · Cochrane Headline outcomes only
  RR 0.49 [0.4, 0.6]
  20 studies · 2558 participants
  Moderate

Any antihypertensive drug vs no antihypertensive drugs/placebo

Any antihypertensive drug showed no clear difference in proteinuria/pre‐eclampsia compared with no antihypertensive drugs/placebo (low certainty).

• Antihypertensive drug therapy for mild to moderate hypertension during pregnancy 2018 · Cochrane Headline outcomes only
  RR 0.92 [0.75, 1.14]
  23 studies · 2851 participants
  Low

Any antihypertensive drug vs no antihypertensive drugs/placebo

Any antihypertensive drug showed no clear difference in total reported fetal or neonatal deaths (including miscarriage) compared with no antihypertensive drugs/placebo (moderate certainty).

• Antihypertensive drug therapy for mild to moderate hypertension during pregnancy 2018 · Cochrane Headline outcomes only
  RR 0.72 [0.5, 1.04]
  29 studies · 3365 participants
  Moderate