showed a trendP=0.082
Although not statistically significant, the 2 groups of cases showed a trend of differences in some other characteristics; specifically, the RN group had a higher proportion of female cases (33.2% vs. 24.0%; P=0.082), a higher proportion of ccRCC (73.5% vs. 63.5%; P=0.052), and a higher proportion of metastases ≥2 (22.3% vs. 14.6%; P=0.087).