Newborn-oriented and environmental factors for newborns' skin barrier functions.

Aim: This study aimed to examine newborn-oriented and environmental factors of newborn skin barrier functions.

Methods: This was a retrospective secondary analysis of 227 newborns from a previous study. Newborn skin barrier functions were measured on the fourth day after birth via the following parameters: stratum corneum hydration, transepidermal water loss, skin pH, and sebum secretion.