Pabst 1999.

Methods	Randomised controlled trial
Participants	Preterm infants (gestational age 26 to 30 weeks), aged < 24 hours.
Interventions	1. Prophylactic application of preservative‐free ointment (Aquaphor Ointment, Beiersdorf, Inc.) applied twice daily for 14 days: N = 11 2. Standard skin care (no emollients): N = 8
Outcomes	Weight change. Invasive infection. [Mortality not reported]
Notes	Setting: Department of Pediatrics, University of Maryland, Baltimore, US (mid‐1990s).
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Not described
Allocation concealment (selection bias)	Unclear risk	Not described
Blinding (performance bias and detection bias) All outcomes	High risk	Unblinded
Incomplete outcome data (attrition bias) All outcomes	Low risk	Complete outcome assessment