Table A1.

American Joint Committee on Cancer and International Union for Cancer Control Regional Nodal Staging of Bladder Cancer

	Sixth Edition	Seventh Edition
Location	Lymph nodes in the true pelvis	Lymph nodes in the true pelvis or common iliacs
Clinical N1	Single lymph node ≥ 2 cm	Single lymph node metastasis in the true pelvis
Clinical N2	Single lymph node 2-5 cm or multiple lymph nodes < 5 cm	Multiple lymph node metastases in the true pelvis
Clinical N3	Lymph node > 5 cm	Metastases to the common iliac lymph nodes