Impact of parenchyma-preserving surgical methods on treating patients with solid pseudopapillary neoplasms: A retrospective study with a large sample size

Table 3 Short-term and long-term outcomes of the study cohort stratified by surgical method

	Total (n = 166)	CM (n = 133)	PPM (n = 33)	P value
Short-term complications
Overall perioperative complication, n (%)	33 (19.9)	27 (20.3)	6 (18.2)	0.79
Severe POPF	6 (3.6)	5 (3.8)	1 (3.0)	0.85
delayed gastric emptying	3 (1.8)	3 (2.3)	0 (0)	0.56
abdominal infection	13 (7.8)	12 (9.0)	1 (3.0)	0.43
Bleeding	5 (3.0)	3 (2.3)	2 (6.0)	0.26
Pancreatitis	2 (1.2)	2 (1.5)	0 (0)	0.49
Multiple complications	4 (2.4)	2 (1.5)	2 (6.0)	0.18
Severe perioperative complication, n (%)	9 (5.4)	7 (5.3)	2 (6.0)	1.0
Long-term follow-up data
Recurrence, n (%)	6 (3.6)	4 (3.0)	2 (6.0)	0.39
Local	4 (2.4)	3 (2.3)	1 (3.0)
Distant	2 (1.2)	1 (0.8)	1 (3.0)
Alimentary stricture, n (%)	6 (3.6)	5 (3.7)	1 (3.0)	1.0
Endocrine insufficiency, n (%)	7 (4.2)	6 (4.5)	1 (3.0)	1.0
Exocrine insufficiency, n (%)	30 (18.1)	29 (21.8)	1 (3.0)	0.024

CM: Conventional method; PPM: Parenchyma preserving method; POPF: Postoperative pancreatic fistula.