Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,667 questions · 21,760 findings · 2,177 reviews

No studies found 4,173 · 19.2%GRADE not reported 2,300 · 10.6%Very low 5,276 · 24.2%Low 5,764 · 26.5%Moderate 3,298 · 15.2%High 949 · 4.4%

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Summary of findings table ‐ Collagen vs standard diet or placebo

Adverse effects/events: at least 1 adverse effect ‐ as defined by individual studies. · adults with pressure ulcers

It is very uncertain whether summary of findings table ‐ Collagen changes side effects: at least one adverse event compared with standard diet or placebo (very low certainty).

1 finding from 1 review

Summary of findings table ‐ Energy, protein and micronutrients vs standard diet

Health‐related quality of life ‐ not reported · inpatients who are mildly or seriously malnourished or at risk of being malnourished, elderly patients at risk of developing pressure ulcers

The review found no eligible studies for this question.

1 finding from 1 review

Magnesium sulphate vs placebo (outcomes

Death (fetal, neonatal, or later (up to 2 years' corrected age))** · women at risk of preterm birth (< 34 weeks' gestation)

Magnesium sulphate showed no clear difference in death (fetal, neonatal, or later (up to 2 years' corrected age))** compared with placebo (outcomes (moderate certainty).

1 finding from 1 review

Magnesium sulphate vs placebo (outcomes

Death or cerebral palsy · women at risk of preterm birth (< 34 weeks' gestation)

Magnesium sulphate showed no clear difference in death or cerebral palsy (up to school age)** compared with placebo (outcomes (low certainty).

2 findings from 1 review

Magnesium sulphate vs placebo (outcomes

Major neurodevelopmental disability at childhood · women at risk of preterm birth (< 34 weeks' gestation)

It is very uncertain whether magnesium sulphate changes major neurodevelopmental disability (school age)** compared with placebo (outcomes (very low certainty).

1 finding from 1 review

Magnesium sulphate vs placebo (outcomes

Death or major neurodevelopmental disability · women at risk of preterm birth (< 34 weeks' gestation)

Magnesium sulphate showed no clear difference in death or major neurodevelopmental disability (up to school age)** compared with placebo (outcomes (low certainty).

2 findings from 1 review

Magnesium sulphate vs placebo (outcomes

Severe maternal outcome potentially related to treatment (death, respiratory arrest, or cardiac arrest)** · women at risk of preterm birth (< 34 weeks' gestation)

Magnesium sulphate showed no clear difference in severe maternal outcome potentially related to treatment (death,… compared with placebo (outcomes (low certainty).

1 finding from 1 review

Magnesium sulphate vs placebo (outcomes

Cerebral palsy · women at risk of preterm birth (< 34 weeks' gestation)

Magnesium sulphate leads to lower cerebral palsy (up to 2 years' corrected age)** compared with placebo (outcomes (high certainty).

2 findings from 1 review

Magnesium sulphate vs placebo (outcomes

Major disability by 18 to 24 months corrected age (aligned definition) · women at risk of preterm birth (< 34 weeks' gestation)

Magnesium sulphate showed no clear difference in major neurodevelopmental disability (up to 2 years' corrected age)** compared with placebo (outcomes (moderate certainty).

1 finding from 1 review

Magnesium sulphate vs placebo (outcomes

Intraventricular haemorrhage, Papile grade 3/4 · women at risk of preterm birth (< 34 weeks' gestation)

Magnesium sulphate probably leads to lower severe intraventricular haemorrhage (grade 3 or 4) (newborn/infant)** compared with placebo (outcomes (moderate certainty).

1 finding from 1 review