Retrospective Study
Copyright ©The Author(s) 2022.
World J Gastroenterol. May 7, 2022; 28(17): 1860-1870
Published online May 7, 2022. doi: 10.3748/wjg.v28.i17.1860
Figure 4
Figure 4 Comparison of stent patency period based on factors that were significantly different between the Hilar group and Lower group. A: Stent placement position (Hilar group vs Lower group); B: Use of the covered WallFlex stent; C: Use of the covered X Suit NIR stent; D: Observational period (< 2.5 mo vs ≥ 2.5 mo).