Erratum: Validation of the 2009 TNM Classification for Renal Cell Carcinoma: Comparison with the 2002 TNM Classification by Concordance Index.

[This corrects the article on p. 524 in vol. 52, PMID: 21927698.].

Chunwoo Lee, Dalsan You, Junsoo Park, In Gab Jeong, Cheryn Song, Jun Hyuk Hong, Hanjong Ahn, Choung-Soo Kim

[Korean J Urol 2011 August;52(8):524-530. Published online 2011 August 24.http://dx.doi.org/10.4111/kju.2011.52.8.524]

Table 2 is error. The Table 2 should be corrected as follows.

TABLE 2. Univariate and multivariate cox regression analyses of the abilities of the 2002 primary tumor classifications to predict cancer-specific survival

HR: hazard ratio, CI: confidence interval, NA: not applicable