Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

398 questions · 434 findings · 166 reviews

No studies found 95 · 21.9%GRADE not reported 31 · 7.1%Very low 91 · 21%Low 110 · 25.3%Moderate 78 · 18%High 29 · 6.7%

Community health educational intervention for family members and mothers and for mothers only (subgroup) vs control

Neonatal mortality · developing countries

Community health educational intervention for family members and… may leads to lower neonatal mortality ‐ Intervention given to mothers and family members compared with control (low certainty).

1 finding from 1 review

Intervention not reported

Mortality in children with HIV infection ‐ isoniazid prophylaxis only · children with HIV infection aged 12 years and under

The intervention showed no clear difference in mortality in children with HIV infection ‐ isoniazid prophylaxis only (low certainty).

1 finding from 1 review

Community health educational ANC period and PNC period and both periods (subgroup) vs control

Perinatal mortality · developing countries

Community health educational ANC period and PNC period and both… may leads to lower perinatal mortality ‐ Education provided during both ANC and PNC… compared with control (low certainty).

1 finding from 1 review

Prophylactic administration of paracetamol vs placebo or no intervention

All‐cause mortality during hospital stay · preterm infants with PDA

Prophylactic administration of paracetamol showed no clear difference in all‐cause mortality during initial hospital stay (by clinical… compared with placebo or no intervention (low certainty).

1 finding from 1 review

Community health educational intervention for family members and mothers and for mothers only (subgroup) vs control

Late neonatal mortality ‐ Intervention given to mothers and family members · developing countries

Community health educational intervention for family members and… may leads to lower late neonatal mortality ‐ Intervention given to mothers and family… compared with control (low certainty).

1 finding from 1 review

Intervention not reported

Mortality in children with HIV infection ‐ co‐trimoxazole prophylaxis only · children with HIV infection aged 12 years and under

The intervention probably leads to lower mortality in children with HIV infection ‐ co‐trimoxazole… (moderate certainty).

1 finding from 1 review

Community health educational intervention for family members and mothers and for mothers only (subgroup) vs control

Early neonatal mortality ‐ Intervention given to mothers and family members · developing countries

It is very uncertain whether community health educational intervention for family members and… changes early neonatal mortality ‐ Intervention given to mothers and family… compared with control (very low certainty).

1 finding from 1 review

Community health educational ANC period and PNC period and both periods (subgroup) vs control

Late neonatal mortality ‐ Education provided during both ANC and PNC periods · developing countries

It is very uncertain whether community health educational ANC period and PNC period and both… changes late neonatal mortality ‐ Education provided during both ANC and PNC… compared with control (very low certainty).

1 finding from 1 review

Community health educational ANC period and PNC period and both periods (subgroup) vs control

Early neonatal mortality ‐ Education provided during both ANC and PNC periods · developing countries

It is very uncertain whether community health educational ANC period and PNC period and both… changes early neonatal mortality ‐ Education provided during both ANC and… compared with control (very low certainty).

1 finding from 1 review

Intervention not reported

Neonatal mortality in all resuscitation episodes Medical records (resuscitation observation sheet) · nurses and midwives

The intervention showed no clear difference in neonatal mortality in all resuscitation episodes Medical records… (low certainty).

1 finding from 1 review

Neonatal vitamin A supplementation vs control

Neonatal mortality · mortality and morbidity in term neonates

Neonatal vitamin A supplementation showed no clear difference in all‐cause neonatal mortality: risk ratios based on cumulative risk… compared with control (high certainty).

1 finding from 1 review

Neonatal vitamin A supplementation vs control

Infant Mortality at 6 Months · mortality and morbidity in term neonates

Neonatal vitamin A supplementation showed no clear difference in all‐cause infant mortality at 6 months: risk ratios based on… compared with control (high certainty).

1 finding from 1 review

Neonatal vitamin A supplementation vs control

All‐cause infant mortality at 6 months: risk ratios based on cumulative risk (%, adjusted for clustering) ‐ term infants · mortality and morbidity in term neonates

It is very uncertain whether neonatal vitamin A supplementation changes all‐cause infant mortality at 6 months: risk ratios based on… compared with control (very low certainty).

1 finding from 1 review

HFNC vs NIPPV or NIV

In‐hospital mortality (up to 90 days; included studies reported in‐hospital mortality, and mortality up to 28 days and up to ICU discharge) · adults in the ICU, requiring respiratory support

HFNC showed no clear difference in in‐hospital mortality (up to 90 days; included studies reported… compared with NIPPV or NIV (low certainty).

1 finding from 1 review

HFNC vs standard oxygen therapy

In‐hospital mortality (up to 90 days; included studies reported in‐hospital mortality, and mortality up to 28 days and up to ICU discharge) · adults in the ICU, requiring respiratory support

HFNC showed no clear difference in in‐hospital mortality (up to 90 days; included studies reported… compared with standard oxygen therapy (moderate certainty).

1 finding from 1 review

Intervention not reported

Breast cancer mortality: defined as deaths among women who received a diagnosis of breast cancer Time of outcome assessment: 3 years to 20 years Method of measurement: death registration offices, hospital records, and house visits · health workers

It is very uncertain whether the intervention changes breast cancer mortality: defined as deaths among women who received… (very low certainty).

1 finding from 1 review