What do systematic reviews say?

Low‐level laser therapy vs Placebo (sham) laser therapy

The review found no eligible studies for this question.

• Interventions for iatrogenic inferior alveolar and lingual nerve injury 2014 · Cochrane All outcomes
  Results: 'No studies reported on quality of life ...'. Not reported by the included laser trials.
  0 studies
  No studies found

Electrostimulation (device) vs Placebo (sham/placebo device)

The review found no eligible studies for this question.

• Interventions for the management of dry mouth: non‐pharmacological interventions 2013 · Cochrane All outcomes
  no estimate extracted
  0 studies
  No studies found

Interdental brushing plus toothbrushing vs Toothbrushing alone

The review found no eligible studies for this question.

• Interdental brushing for the prevention and control of periodontal diseases and dental caries in adults 2013 · Cochrane All outcomes
  Not estimable. No included study assessed quality of life as an outcome. (See comment)
  0 studies
  No studies found

Any intervention to manage relapse: fixed options (labial braces, lingual braces, fixed lingual wire) or removable options (Hawley's retainer with spring elastomeric module, Bloore removable aligner, other Hawley's retainer modifications, Invisalign, Clearstep) vs no intervention or another intervention

The review found no eligible studies for this question.

• Interventions for managing relapse of the lower front teeth after orthodontic treatment 2013 · Cochrane All outcomes
  No RCTs met the inclusion criteria for this review. After deduplication, the electronic searching identified 527 publications; after reviewing the titles and abstracts, none focused on interventions to correct the…
  0 studies
  No studies found

Visual screening (oral visual inspection) by trained health workers vs No screening

The review found no eligible studies for this question.

• Screening programmes for the early detection and prevention of oral cancer 2013 · Cochrane All outcomes

  15-year follow-up
  Data on quality of life were not reported.
  0 studies
  No studies found

Acupuncture vs sham

The review found no eligible studies for this question.

• Interventions for the management of dry mouth: non‐pharmacological interventions 2013 · Cochrane All outcomes
  no estimate extracted
  0 studies
  No studies found

Interdental brushing plus toothbrushing vs Flossing plus toothbrushing

The review found no eligible studies for this question.

• Interdental brushing for the prevention and control of periodontal diseases and dental caries in adults 2013 · Cochrane All outcomes
  Not estimable. No included study assessed quality of life as an outcome. (See comment)
  0 studies
  No studies found

Intervention not reported

The intervention may leads to higher quality of life (low certainty).

• Chemotherapy versus best supportive care for extensive small cell lung cancer 2013 · Cochrane Headline outcomes only
  RR 2.18 [0.05, 0.25]
  1 study · 141 participants
  Low

Oral NSAIDs vs glucocorticoid injection

The review found no eligible studies for this question.

• Non‐steroidal anti‐inflammatory drugs (NSAIDs) for treating lateral elbow pain in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Topical NSAIDs vs placebo

The review found no eligible studies for this question.

• Non‐steroidal anti‐inflammatory drugs (NSAIDs) for treating lateral elbow pain in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Oral NSAIDs vs placebo

The review found no eligible studies for this question.

• Non‐steroidal anti‐inflammatory drugs (NSAIDs) for treating lateral elbow pain in adults 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• Electrotherapy for neck pain 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• Electrotherapy for neck pain 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Exercise vs pharmacological treatments

• Exercise for depression 2013 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 1 participants
  Moderate

Exercise vs control

• Exercise for depression 2013 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 4 participants
  GRADE not reported

Exercise vs psychological treatment

• Exercise for depression 2013 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 1 participants
  Moderate

Intervention not reported

• Interventions for improving adherence to ocular hypotensive therapy 2013 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 265 participants
  Very low

Intervention not reported

The review found no eligible studies for this question.

• Interventions for improving adherence to ocular hypotensive therapy 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Day‐surgery vs overnight stay surgery

It is very uncertain whether day‐surgery changes quality of life compared with overnight stay surgery (very low certainty).

• Day‐surgery versus overnight stay surgery for laparoscopic cholecystectomy 2013 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 333 participants
  Very low

Miniport laparoscopic cholecystectomy vs standard port laparoscopic cholecystectomy

• Miniports versus standard ports for laparoscopic cholecystectomy 2013 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 69 participants
  Low