Table 1.

Clinicopathological features of patients with UTUC

Clinicopathological features	N=109
Median age, years (range)	66 (21–86)
Sex, n (%)
Male	65 (59.6)
Female	44 (40.4)
Tumor side, n (%)
Left	54 (49.5)
Right	55 (50.5)
Tumor location, n (%)
Calix or pelvis	60 (55.0)
Ureter	38 (34.9)
>1 site	11 (10.1)
Hydronephrosis, n (%)
No	34 (31.2)
Yes	75 (68.8)
Type of surgery, n (%)
Open	55 (50.5)
Laparoscopic	54 (49.5)
RNU, n (%)
No	14 (12.8)
Yes	95 (87.2)
Pathological T stage, n (%)
Ta–T1	37 (33.9)
T2–T4	72 (66.1)
Pathological N stage, n (%)
pNx or pN0	93 (85.3)
pN1,2	16 (14.7)
Tumor grade, n (%)
Low	38 (34.9)
High	71 (65.1)
Intravesical chemotherapy, n (%)
No	22 (20.2)
Yes	87 (79.8)
Adjuvant chemotherapy, n (%)
No	83 (76.1)
Yes	26 (23.9)
AIB1, n (%)
Low expression	58 (53.2)
High expression	51 (46.8)
EIF5A2, n (%)
Low expression	61 (56.0)
High expression	48 (44.0)

Abbreviations: RNU, radical nephroureterectomy; UTUC, upper tract urothelial carcinoma.