Research Article
Can a Risk Factor Based Approach Safely Reduce Screening for Retinopathy of Prematurity?
Table 1
Clinical characteristics of study population stratified by gestational age and birth weight.
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GA: gestational age; BW: birth weight; ROP: retinopathy of prematurity; NEC: necrotizing enterocolitis; iNO: inhaled nitric oxide; PDA: patent ductus arteriosus; IQR: interquartile range. Severe ROP was defined as ≥stage 3 ROP or any ROP requiring treatment. For all comparisons by both GA and BW, P < 0.001 ( is categorical variables Chi Squared Analysis and is MV days Mann–Whitney U, resp.). |