Contemporary analysis of the effect of marital status on survival in upper tract urothelial carcinoma patients treated with radical nephroureterectomy: A population-based study.

Purpose: Unmarried status is an established risk factor for worse cancer control outcomes in various malignancies. Moreover, several investigators observed worse outcomes in unmarried males, but not in females. This concept has not been tested in upper tract urothelial carcinoma and represents the topic of the study.