Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

402 questions · 411 findings · 41 reviews · Headline outcomes only

No studies found 99 · 24.1%GRADE not reported 32 · 7.8%Very low 132 · 32.1%Low 112 · 27.3%Moderate 33 · 8%High 3 · 0.7%

Lactoferrin supplementation with enteral feeds in combination with probiotics vs placebo

Any late‐onset sepsis ‐ All infants [Data on only confirmed sepsis available] · prevention of sepsis and necrotizing enterocolitis in preterm infants

Lactoferrin supplementation with enteral feeds in combination with… may leads to lower any late‐onset sepsis ‐ All infants [Data on only confirmed sepsis… compared with placebo (low certainty).

1 finding from 1 review

Lactoferrin supplementation with enteral feeds in combination with probiotics vs placebo

NEC ≥ stage II · prevention of sepsis and necrotizing enterocolitis in preterm infants

It is very uncertain whether lactoferrin supplementation with enteral feeds in combination with… changes NEC ≥ stage II compared with placebo (very low certainty).

1 finding from 1 review

Probiotics administered exclusively after birth in mothers of preterm infants vs placebo or no intervention

Necrotising enterocolitis · preterm infants

Probiotics administered exclusively after birth in mothers of… showed no clear difference in any necrotizing Enterocolitis (NEC) compared with maternal placebo or no intervention (low certainty).

1 finding from 1 review

Probiotics administered exclusively after birth in mothers of preterm infants vs placebo or no intervention

Mortality before hospital discharge · preterm infants

Probiotics administered exclusively after birth in mothers of… showed no clear difference in death prior to hospital discharge compared with maternal placebo or no intervention (low certainty).

1 finding from 1 review

Probiotics administered exclusively after birth in mothers of preterm infants vs placebo or no intervention

Death or NEC · preterm infants

Probiotics administered exclusively after birth in mothers of… showed no clear difference in death or NEC compared with maternal placebo or no intervention (low certainty).

1 finding from 1 review

Probiotics administered exclusively after birth in mothers of preterm infants vs placebo or no intervention

NEC‐related surgery during study period · preterm infants

Probiotics administered exclusively after birth in mothers of… showed no clear difference in surgery for NEC compared with maternal placebo or no intervention (low certainty).

1 finding from 1 review

Probiotics administered exclusively after birth in mothers of preterm infants vs placebo or no intervention

Neonatal sepsis · preterm infants

Probiotics administered exclusively after birth in mothers of… showed no clear difference in neonatal sepsis compared with maternal placebo or no intervention (low certainty).

1 finding from 1 review

Intervention not reported

Prebiotics/Probiotics/Synbiotics(5 trials; 243 participants) · people with non‐alcohol‐related fatty liver disease (NAFLD)

It is very uncertain whether the intervention changes prebiotics/Probiotics/Synbiotics(5 trials; 243 participants) (very low certainty).

1 finding from 1 review

Intervention vs control

Selective bowel decontamination versus prebiotics with probiotics · people undergoing liver transplantation
2 findings from 1 review

Intervention vs control

Prebiotics with probiotics versus prebiotics · people undergoing liver transplantation
2 findings from 1 review