Is ethnicity a risk factor for severe retinopathy of prematurity?

Objective

To assess the risk of severe retinopathy of prematurity (ROP) requiring treatment in different ethnic groups.

Design

Retrospective observational study on ROP screening and treatment. It involved a cross-sectional review of all eligible infants over a seven-year period. Statistical tests used were the Kruskal-Wallis test and Mann-Whitney U test. Logistic regression was used to control for any differences in birth...