Table 3 Clinicopathological features of both groups
Age median (range) | Sex (M/F) | Stage (JSBS) (I/II/III/ IVa/IVb) | Stage (UICC) (I/II/IIIa/IIIb/IVa/IVb) | Bismuth classification (I/II/III/IV) | Tumor size median (cm) (range) | Pathological diagnosis (well/moderate/poor/other) | Preoperative chemotherapy (yes/no) | |
|---|---|---|---|---|---|---|---|---|
Conventional stent group | 70.5 (56–86) | 26/6 | 3/6/18/3/2 | 4/5/7/13/3/0 | 20/6/5/1 | 39.0 (10–90) | 17/11/3/1 | 13/19 |
Inside stent group | 71.0 (57–84) | 19/6 | 6/4/14/1/0 | 6/4/2/12/1/0 | 11/9/4/1 | 35.0 (6–90) | 6/13/5/1 | 14/11 |
P value | 0.378 | 0.732 | 0.817 | 0.453 | 0.510 | 0.612 | 0.320 | 0.155 |