Table 5 Preoperative endoscopic treatment of both groups
Preoperative periods (days) median (range) | Decompressi on periods (days) average (range) | Stent patency Periods (days) average (range) | Stent obstruction case (percentage) | Re-intervention by obstruction times (average) | Stent diameter (7Fr/8.5 F r/10Fr) | Stent number (1/2/3) | |
|---|---|---|---|---|---|---|---|
Conventional stent group | 96.3 (10–448) | 18.0 (1–81) | 49.1 (9–136) | 15 (46.9%) | 1.03 | 26/3/3 | 24/6/2 |
Inside stent group | 96.8 (14–387) | 12.9 (1–36) | 85.2 (13–387) | 7 (28%) | 0.32 | 9/13/3 | 23/2/0 |
P value | 0.979 | 0.438 | 0.009 | 0.150 | 0.026 | 0.820 | 0.283 |