Observational Study
Copyright ©The Author(s) 2024.
World J Gastrointest Oncol. Oct 15, 2024; 16(10): 4166-4176
Published online Oct 15, 2024. doi: 10.4251/wjgo.v16.i10.4166
Table 4 Comparison of disease frequencies between our study and the Surveillance, Epidemiology, and End Results, National Cancer Database, United Kingdom National Registry of Childhood Tumors, and TREP database, n (%)

Our study
SEER
National Cancer Database
United Kingdom National Registry of Childhood Tumors
TREP database
Age, year≤ 18≤ 19≤ 19≤ 18≤ 18
CountryJapanUnited StatesUnited StatesUnited KingdomItaly
Time2000-20211975-20182004-20141971-20002000-2009
Number2131951092521
Solid pseudopapillary neoplasm164 (77.0)63 (32.3)33 (30.3)8 (32)12 (57.1)
Pancreatoblastoma16 (7.5)22 (11.3)17 (15.6)11 (44)4 (19.0)
Pancreatic endocrine tumor14 (6.6)66 (33.8)30 (27.5)03 (14.3)
Sarcoma2 (0.9)44 (22.6)7 (6.4)00
Pancreatic adenocarcinoma1 (0.5)17 (15.6)6 (24)2 (9.5)
Acinar cell carcinoma6 (2.8)000
Metastatic pancreatic tumor3 (1.4)0000
Others7 (3.3)05 (4.6)00