Association of early antibiotic exposure and NEC: causality or confounding bias?

We read with great interest the report by Li et al [1] that compared the incidence of necrotizing enterocolitis (NEC) in very low birth weight infants according to early antibiotic treatment. We would like to raise the question: association of early antibiotic exposure and NEC: causality or confounding bias?

Source: The Journal of Pediatrics - July 21, 2020 Category: Pediatrics Authors: M. Letouzey, L. Foix-L ’Hélias, P. Boileau, E. Lorthe Tags: Letters to the Editor Source Type: research