Figure 4.
Gender-stratified distribution of urinary NGAL (a) boys and (b) girls from CKDu endemic, emerging, and non-endemic regions. Graphs illustrate the median and interquartile range. Inter-group comparison is expressed in terms of Kruskal–Wallis one-way analysis followed by Dunn’s multiple comparison test. The study groups: En: endemic, Em: emerging, and NE: non-endemic regions. NGAL: neutrophil gelatinase associated lipocalin.
