Correction to: Preoperative urine nitrite versus urine culture for predicting postoperative fever following flexible ureteroscopic lithotripsy: a propensity score matching analysis

Correction to: World Journal of Urology https://doi.org/10.1007/s00345-020-03240-w

Table 3 shows the comparisons of baseline characteristics after applying PSM followed by IPTW two procedures. But, some columns of Table 3 were mislabeled in the original publication of the article. The corrected Table 3 now reports the comparisons of baseline characteristics after conducting PSM as well as those after further performing IPTW.

Table 3 Comparison of baseline characteristics between 2 groups after PS-matching and IPTW analysis