What do systematic reviews say?

Intervention not reported

The review found no eligible studies for this question.

• Interventions for hiring, retaining and training district health systems managers in low‐ and middle‐income countries 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.

• Interventions for hiring, retaining and training district health systems managers in low‐ and middle‐income countries 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.

• Interventions for hiring, retaining and training district health systems managers in low‐ and middle‐income countries 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.

• Interventions for hiring, retaining and training district health systems managers in low‐ and middle‐income countries 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.

• Interventions for hiring, retaining and training district health systems managers in low‐ and middle‐income countries 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.

• Interventions for hiring, retaining and training district health systems managers in low‐ and middle‐income countries 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.

• Interventions for hiring, retaining and training district health systems managers in low‐ and middle‐income countries 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.

• Interventions for hiring, retaining and training district health systems managers in low‐ and middle‐income countries 2013 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Vitamin C vs placebo

• Vitamin C for asthma and exercise‐induced bronchoconstriction 2013 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 201 participants
  Low

Vitamin C vs placebo

• Vitamin C for asthma and exercise‐induced bronchoconstriction 2013 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 16 participants
  Very low

Vitamin C vs placebo

• Vitamin C for asthma and exercise‐induced bronchoconstriction 2013 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 201 participants
  Moderate

Vitamin C vs placebo

• Vitamin C for asthma and exercise‐induced bronchoconstriction 2013 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 201 participants
  Moderate

Vitamin C vs placebo

• Vitamin C for asthma and exercise‐induced bronchoconstriction 2013 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 41 participants
  Very low

Intervention not reported

The intervention probably leads to lower death at any time in trial period case mortality count (moderate certainty).

• Hyperbaric oxygen therapy for the adjunctive treatment of traumatic brain injury 2012 · Cochrane Headline outcomes only
  RR 0.69 [0.54, 0.88]
  4 studies · 385 participants
  Moderate

Intervention not reported

The intervention showed no clear difference in favourable outcome GOS <9 or similar; GRADE not reported.

• Hyperbaric oxygen therapy for the adjunctive treatment of traumatic brain injury 2012 · Cochrane Headline outcomes only
  RR 1.94 [0.92, 4.08]
  4 studies · 380 participants
  GRADE not reported

Intervention not reported

• Hyperbaric oxygen for idiopathic sudden sensorineural hearing loss and tinnitus 2012 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 169 participants
  Moderate

Intervention not reported

The intervention showed no clear difference in more than 50% improvement in pure‐tone average threshold Risk ratio (moderate certainty).

• Hyperbaric oxygen for idiopathic sudden sensorineural hearing loss and tinnitus 2012 · Cochrane Headline outcomes only
  RR 1.53 [0.85, 2.78]
  2 studies · 114 participants
  Moderate

Intervention not reported

The intervention probably leads to higher more than 25% improvement in pure‐tone average threshold Risk ratio (moderate certainty).

• Hyperbaric oxygen for idiopathic sudden sensorineural hearing loss and tinnitus 2012 · Cochrane Headline outcomes only
  RR 1.39 [1.05, 1.84]
  2 studies · 114 participants
  Moderate

Intervention not reported

The intervention showed no clear difference in death (all cause) (low certainty).

• Effectiveness and safety of first-line tenofovir + emtricitabine + efavirenz for patients with HIV 2012 · Cochrane Headline outcomes only
  RR 0.5 [0.05, 5.46]
  1 study · 487 participants
  Low

Intervention not reported

The intervention may leads to higher proportion of patients achieving and maintaining undetectable viral… (low certainty).

• Effectiveness and safety of first-line tenofovir + emtricitabine + efavirenz for patients with HIV 2012 · Cochrane Headline outcomes only
  RR 1.16
  1 study · 487 participants
  Low