Table 4. Characteristics of endoscopic management according to device used in both groups.

Characteristics	Group 1 NCD 1 st line	Group 2 NCD 2 nd line	P value
SEMS	36 %	86 %	0.04
OTSC	23 %	82 %	0.0001
Double pigtail stent	81 %	86 %	0.4
Nasocavity drain	68 %	54 %	0.4
Glue	18 %	23 %	0.7
Total number of NCDs	1.2 ± 1.3	0.8 ± 1	0.2
Total number of DPS	1.7 ± 1.5	1.4 ± 0.9	0.4

NCD, nasocavity drain, SEMS, self-expandable metallic stent; OTSC, over-the-scope clip; DPS, double pigtail stent