THBS1 and congenital anomaly of kidney and urinary tract: To identify potential predictors of proteinuria events and to avoid overfitting due to the small number of outcome events (n = 5), logistic regression analysis was conducted using only the parameters that showed significant differences between the Event 1 and Event 0 groups, including kidney disease etiology (CAKUT vs. non-CAKUT), UPCR, uric acid, WBC, and plasma TSP-1 levels (Table 4).