What do systematic reviews say?

Any early psychological intervention vs inactive control (usual care care, attention control, waitlist)

• Multiple session early psychological interventions for the prevention of post‐traumatic stress disorder 2019 · Cochrane Headline outcomes only
  no estimate extracted
  6 studies · 945 participants
  Low

Any early psychological intervention vs active control

Any early psychological intervention may leads to higher dropouts from treatment compared with active control condition (low certainty).

• Multiple session early psychological interventions for the prevention of post‐traumatic stress disorder 2019 · Cochrane Headline outcomes only
  RR 1.61 [1.11, 2.34]
  2 studies · 425 participants
  Low

Any early psychological intervention vs active control

• Multiple session early psychological interventions for the prevention of post‐traumatic stress disorder 2019 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 465 participants
  Low

Any topical or systemic intervention vs Placebo, no treatment, or another intervention

The review found no eligible studies for this question.

• Interventions for erosive lichen planus affecting mucosal sites 2012 · Cochrane All outcomes
  None of the included studies assessed the effectiveness of treatments of genital ELP; no evidence was found for genital ELP.
  0 studies
  No studies found

Any topical or systemic intervention vs Placebo, no treatment, or another intervention

The review found no eligible studies for this question.

• Interventions for erosive lichen planus affecting mucosal sites 2012 · Cochrane All outcomes
  None of the studies involved oesophageal disease; hence, no evidence was found for the treatment of oesophageal ELP.
  0 studies
  No studies found

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  17 studies · 1381 participants
  Very low

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 40 participants
  Low

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  12 studies · 1021 participants
  Very low

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 221 participants
  Very low

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 53 participants
  Very low

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  12 studies · 632 participants
  Very low

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  10 studies · 498 participants
  Low

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  7 studies · 573 participants
  Very low

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 79 participants
  Very low

Music intervention plus standard care vs usual care

• Music interventions for improving psychological and physical outcomes in people with cancer 2021 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Vector‐directed intervention at event vs practice

• Organisational interventions for preventing and minimising aggression directed towards healthcare workers by patients… 2020 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 82 participants
  Low