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Search review questions

Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.

Limit to evidence status or GRADE (optional)

2,353 questions in 210 reviews · Neonatal

current versions
No studies 432 · 18.4%Ungraded 99 · 4.2%Very low 609 · 25.9%Low 737 · 31.3%Moderate 385 · 16.4%High 91 · 3.9%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

QuestionEffectEvidenceStatus / GRADE
Reflective curtains vs intensified phototherapy
Decline in bilirubin (first measurement) · newborn infants with unconjugated hyperbilirubinaemia
Use of reflective materials during phototherapy for newborn infants with unconjugated hyperbilirubinaemia (2020) · Cochrane
no estimate extracted1 study · 159 participantsLow
Reflective curtains vs intensified phototherapy
Duration of phototherapy (in hours) · newborn infants with unconjugated hyperbilirubinaemia
Use of reflective materials during phototherapy for newborn infants with unconjugated hyperbilirubinaemia (2020) · Cochrane
no estimate extracted1 study · 159 participantsLow
Reflective curtains vs intensified phototherapy
Exchange transfusion · newborn infants with unconjugated hyperbilirubinaemia
Use of reflective materials during phototherapy for newborn infants with unconjugated hyperbilirubinaemia (2020) · Cochrane
no estimate extracted1 study · 159 participantsUngraded
Nutrition education vs conventional management
Weight‐for‐age z score at 12 months of age (WAZ 12 months)Scale from 5 to ‐5 · term‐born infants in the first year of life
Education of family members to support weaning to solids and nutrition in later infancy in term‐born infants (2020) · Cochrane
no estimate extracted6 studies · 2551 participantsModerate
Nutrition education vs conventional management
Height‐for‐age z score at 12 months of age (HAZ 12 months)Scale from 5 to ‐5 · term‐born infants in the first year of life
Education of family members to support weaning to solids and nutrition in later infancy in term‐born infants (2020) · Cochrane
no estimate extracted7 studies · 3208 participantsModerate
Nutrition education vs conventional management
Height‐for‐age z score at 18 months of age (HAZ 18 months) · term‐born infants in the first year of life
Education of family members to support weaning to solids and nutrition in later infancy in term‐born infants (2020) · Cochrane
no estimate extracted5 studies · 4813 participantsLow
Nutrition education vs conventional management
Prevalence of anaemia (serumhaemoglobin < 110 g/L) at 12 months of age · term‐born infants in the first year of life
Education of family members to support weaning to solids and nutrition in later infancy in term‐born infants (2020) · Cochrane
no estimate extracted2 studies · 585 participantsLow
Nutrition education vs conventional management
Death before 1 year of age · term‐born infants in the first year of life
Education of family members to support weaning to solids and nutrition in later infancy in term‐born infants (2020) · Cochrane
no estimate extracted4 studies · 4234 participantsModerate
Supine midline head position vs any other supine head position
Intraventricular haemorrhage, any grade · very preterm infants with or at risk of germinal matrix‐intraventricular haemorrhage in preterm infants
Head midline position for preventing the occurrence or extension of germinal matrix‐intraventricular… (2020) · Cochrane
RR 1.11 [0.78, 1.56]3 studies · 290 participantsVery low
Supine midline head position vs any other supine head position
Intraventricular haemorrhage, grade 3 to 4 · very preterm infants with or at risk of germinal matrix‐intraventricular haemorrhage in preterm infants
Head midline position for preventing the occurrence or extension of germinal matrix‐intraventricular… (2020) · Cochrane
RR 0.71 [0.37, 1.33]3 studies · 290 participantsVery low
Supine midline head position vs any other supine head position
Mortality during initial hospitalisation · very preterm infants with or at risk of germinal matrix‐intraventricular haemorrhage in preterm infants
Head midline position for preventing the occurrence or extension of germinal matrix‐intraventricular… (2020) · Cochrane
RR 0.5 [0.28, 0.9]3 studies · 290 participantsVery low
Supine midline head position vs any other supine head position
Retinopathy of prematurity, > stage 3 · very preterm infants with or at risk of germinal matrix‐intraventricular haemorrhage in preterm infants
Head midline position for preventing the occurrence or extension of germinal matrix‐intraventricular… (2020) · Cochrane
RR 0.9 [0.41, 1.97]2 studies · 222 participantsVery low
Supine midline head position vs any other supine head position
Long‐term neurodevelopmental outcome ‒not reported · very preterm infants with or at risk of germinal matrix‐intraventricular haemorrhage in preterm infants
Head midline position for preventing the occurrence or extension of germinal matrix‐intraventricular… (2020) · Cochrane
no estimate extractedNRNo studies
Supine midline head position vs any other supine head position
Major neurodevelopmental disability ‒not reported · very preterm infants with or at risk of germinal matrix‐intraventricular haemorrhage in preterm infants
Head midline position for preventing the occurrence or extension of germinal matrix‐intraventricular… (2020) · Cochrane
no estimate extractedNRNo studies
Supine midline head position vs any other supine head position
Cerebellar haemorrhage on brain ultrasound ‐ not reported · very preterm infants with or at risk of germinal matrix‐intraventricular haemorrhage in preterm infants
Head midline position for preventing the occurrence or extension of germinal matrix‐intraventricular… (2020) · Cochrane
no estimate extractedNRNo studies
Diaphragm‐triggered non‐invasive vs other non‐invasive respiratory support
Failure of modality · preventing respiratory failure in preterm infants
Diaphragm‐triggered non‐invasive respiratory support in preterm infants (2020) · Cochrane
RR 0.33 [0.02, 7.14]1 study · 16 participantsVery low
Diaphragm‐triggered non‐invasive vs other non‐invasive respiratory support
Respiratory failure · preventing respiratory failure in preterm infants
Diaphragm‐triggered non‐invasive respiratory support in preterm infants (2020) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Diaphragm‐triggered non‐invasive vs other non‐invasive respiratory support
Chronic lung disease · preventing respiratory failure in preterm infants
Diaphragm‐triggered non‐invasive respiratory support in preterm infants (2020) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Diaphragm‐triggered non‐invasive vs other non‐invasive respiratory support
Mortality: prior to hospital discharge · preventing respiratory failure in preterm infants
Diaphragm‐triggered non‐invasive respiratory support in preterm infants (2020) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Vitamin D given to infants vs placebo or no treatment
Bone mineral content at the end of intervention mg/cmPhoton absorptiometry · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
no estimate extracted2 studies · 56 participantsVery low
Vitamin D given to lactating mothers vs placebo or no treatment
Nutritional rickets ‐ radiological · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
RR 0.76 [0.18, 3.31]3 studies · 536 participantsVery low
Vitamin D given to lactating mothers vs placebo or no treatment
Adverse effects (hypercalcaemia) · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
RR 1.31 [0.51, 3.32]3 studies · 557 participantsLow
Vitamin D given to lactating mothers vs placebo or no treatment
Serum 25‐OH vitamin D level at latest time reported nmol/L · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
no estimate extracted7 studies · 597 participantsLow
Vitamin D given to infants vs vitamin D given to lactating mothers
Vitamin D insufficiency: 25‐OH vitamin D < 50 nmol/L · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
RR 0.61 [0.4, 0.94]4 studies · 334 participantsVery low
Vitamin D given to infants vs vitamin D given to lactating mothers
Vitamin D deficiency: 25‐OH vitamin D < 30 nmol/L · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
RR 0.35 [0.17, 0.72]4 studies · 334 participantsVery low
Vitamin D given to infants vs vitamin D given to lactating mothers
Nutritional rickets‐ biochemical · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
no estimate extracted1 study · 92 participantsVery low
Vitamin D given to infants vs vitamin D given to lactating mothers
Adverse effect (hypercalcaemia) · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
RR 1.22 [0.48, 3.09]1 study · 97 participantsLow
Vitamin D given to infants vs vitamin D given to lactating mothers
Serum 25‐OH vitamin D level at latest time reported nmol/L · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
no estimate extracted4 studies · 269 participantsLow
Vitamin D given to infants vs placebo or no treatment
Vitamin D insufficiency: 25‐OH vitamin D < 50 nmol/L · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
RR 0.57 [0.41, 0.8]4 studies · 274 participantsLow
Vitamin D given to infants vs placebo or no treatment
Vitamin D deficiency: 25‐OH vitamin D < 30 nmol/L · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
RR 0.41 [0.16, 1.05]2 studies · 122 participantsVery low
Vitamin D given to infants vs placebo or no treatment
Nutritional rickets: biochemicalAlkaline phosphatase, calcium and phosphate levels. · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
no estimate extracted2 studies · 34 participantsVery low
Vitamin D given to infants vs placebo or no treatment
Adverse effects (hypercalcaemia) · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
RR 1.45 [0.54, 3.86]1 study · 98 participantsLow
Vitamin D given to infants vs placebo or no treatment
Serum 25‐OH vitamin D level at latest time reported nmol/L · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
no estimate extracted7 studies · 356 participantsLow
Vitamin D given to lactating mothers vs placebo or no treatment
Vitamin D insufficiency: 25‐OH vitamin D < 50 nmol/L · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
RR 0.47 [0.39, 0.57]5 studies · 512 participantsLow
Vitamin D given to lactating mothers vs placebo or no treatment
Vitamin D deficiency: 25‐OH vitamin D < 30 nmol/L · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
RR 0.15 [0.09, 0.24]5 studies · 512 participantsLow
Vitamin D given to lactating mothers vs placebo or no treatment
Nutritional rickets ‐ biochemical Alkaline phosphatase, calcium and phosphate levels. · term breastfed infants to prevent vitamin D deficiency and improve bone health
Vitamin D supplementation for term breastfed infants to prevent vitamin D deficiency and improve bone health (2020) · Cochrane
RR 0.06 [0.01, 0.44]2 studies · 229 participantsLow
Late parenteral nutrition vs early parenteral nutrition
In‐hospital all‐cause mortality · critically ill term and late preterm infants
Early versus late parenteral nutrition for critically ill term and late preterm infants (2020) · Cochrane
RR 0.35 [0.14, 0.87]1 study · 209 participantsLow
Late parenteral nutrition vs early parenteral nutrition
Neonatal mortality (within 28 days of birth) · critically ill term and late preterm infants
Early versus late parenteral nutrition for critically ill term and late preterm infants (2020) · Cochrane
RR 0.29 [0.1, 0.88]1 study · 209 participantsLow
Late parenteral nutrition vs early parenteral nutrition
Healthcare‐associated blood stream infection · critically ill term and late preterm infants
Early versus late parenteral nutrition for critically ill term and late preterm infants (2020) · Cochrane
RR 0.22 [0.05, 1.01]1 study · 209 participantsLow
Late parenteral nutrition vs early parenteral nutrition
Healthcare‐associated infection (any type) · critically ill term and late preterm infants
Early versus late parenteral nutrition for critically ill term and late preterm infants (2020) · Cochrane
RR 0.53 [0.32, 0.89]1 study · 209 participantsLow
Late parenteral nutrition vs early parenteral nutrition
Mean duration of hospital stay · critically ill term and late preterm infants
Early versus late parenteral nutrition for critically ill term and late preterm infants (2020) · Cochrane
MD 9.51 study · 209 participantsLow
Late parenteral nutrition vs early parenteral nutrition
Mean duration of mechanical ventilation · critically ill term and late preterm infants
Early versus late parenteral nutrition for critically ill term and late preterm infants (2020) · Cochrane
MD 3.41 study · 209 participantsLow
Late parenteral nutrition vs early parenteral nutrition
Hypoglycaemia · critically ill term and late preterm infants
Early versus late parenteral nutrition for critically ill term and late preterm infants (2020) · Cochrane
RR 1.64 [0.91, 2.96]1 study · 209 participantsLow
Non‐pharmacological treatment vs placebo
Primary outcome measures · infants at risk for, or having early symptoms consistent with, opioid withdrawal
Non‐pharmacological care for opioid withdrawal in newborns (2020) · Cochrane
no estimate extractedNRNo studies
Non‐pharmacological treatment vs placebo
– Modifying environmental stimulation · infants at risk for, or having early symptoms consistent with, opioid withdrawal
Non‐pharmacological care for opioid withdrawal in newborns (2020) · Cochrane
no estimate extracted1 study · 30 participantsVery low
Non‐pharmacological treatment vs placebo
– Feeding practices · infants at risk for, or having early symptoms consistent with, opioid withdrawal
Non‐pharmacological care for opioid withdrawal in newborns (2020) · Cochrane
no estimate extractedNRNo studies
Non‐pharmacological treatment vs placebo
– Support of the mother‐infant dyad · infants at risk for, or having early symptoms consistent with, opioid withdrawal
Non‐pharmacological care for opioid withdrawal in newborns (2020) · Cochrane
no estimate extracted1 study · 14 participantsVery low
Non‐pharmacological treatment vs placebo
NICU admission · infants at risk for, or having early symptoms consistent with, opioid withdrawal
Non‐pharmacological care for opioid withdrawal in newborns (2020) · Cochrane
no estimate extractedNRNo studies
Inhaled corticosteroids vs no treatment or placebo
Need for nasal continuous positive airway pressure · infants with transient tachypnoea of the newborn
Postnatal corticosteroids for transient tachypnoea of the newborn (2020) · Cochrane
RR 1.27 [0.65, 2.51]1 study · 49 participantsVery low
Inhaled corticosteroids vs no treatment or placebo
Need for mechanical ventilation · infants with transient tachypnoea of the newborn
Postnatal corticosteroids for transient tachypnoea of the newborn (2020) · Cochrane
RR 0.52 [0.05, 5.38]1 study · 49 participantsVery low