Endoscopic main duct stenting in refractory postoperative pancreatic fistula after distal pancreatectomy – a friend or a foe?

Table 2 Laboratory characteristics

Variable	Overall N = 406¹	No POPF n = 286¹	POPF n = 120¹	p-value²	POPF		p-value²
Variable	Overall N = 406¹	No POPF n = 286¹	POPF n = 120¹	p-value²	No ET n = 103¹	ET n = 17¹	p-value²
Serum amylase
POD1	1.0 (0.6–1.6)	1.0 (0.6–1.7)	1.1 (0.7–1.6)	0.372	1.0 (0.7–1.6)	1.4 (0.7–2.5)	0.244
POD2	0.5 (0.3–0.8)	0.5 (0.3–0.8)	0.6 (0.3–0.8)	0.182	0.6 (0.3–0.8)	0.6 (0.3–1.6)	0.513
POD3	0.3 (0.2–0.6)	0.3 (0.2–0.5)	0.3 (0.2–0.6)	0.086	0.3 (0.2–0.5)	0.4 (0.2–0.7)	0.540
Elevated either POD1-3	181 (47)	124 (46)	57 (49)	0.681	48 (48)	9 (53)	0.706
Elevated sustained > 48hr	50 (19)	32 (18)	18 (22)	0.395	12 (12)	6 (35)	0.073
Drain amylase
POD1	22 (10–43)	18 (8.5–38)	34 (18–54)	< 0.001	34 (17–54)	37 (23–51)	0.703
POD2	14 (5.0–40)	10 (3.7–35)	23 (10–61)	< 0.001	23 (10–61)	23 (11–55)	0.807
POD3	2.9 (1.1–13)	2.1 (0.8–8.1)	8.5 (2.4–38)	< 0.001	7.4 (2.4–32)	18 (3.2–126)	0.167
C-reactive Protein
POD1	43 (29–60)	40 (28–60)	48 (34–61)	0.061	47 (33–59)	56 (48–79)	0.109
POD2	108 (68–160)	102 (64–147)	120 (87–177)	0.002	117 (86–169)	150 (117–208)	0.246
POD3	160 (105–220)	148 (102–202)	192 (137–259)	< 0.001	192 (124–256)	172 (153–249)	0.955

¹Median (25-75%); n (%).
²Pearson’s Chi-squared test; Wilcoxon rank sum test; Fisher’s exact test.
POPF, postoperative pancreatic fistula; ET, endoscopic treatment; POD postoperative day.

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