Optimizing branch-duct intraductal papillary mucinous neoplasms surveillance: Data-driven dimensional grouping for risk stratification and cost-effectiveness

doi:10.3748/wjg.v32.i20.114867

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

Retrospective Cohort Study

Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.

World J Gastroenterol. May 28, 2026; 32(20): 114867
Published online May 28, 2026. doi: 10.3748/wjg.v32.i20.114867

Table 1 General characteristics of the study population, n (%)

Clinical value	n = 333
Sex (female)	190 (57.1)
Age at diagnosis, median (IQR)	67 (58-75)
Total follow-up time, median (IQR)	4 (2-6)
Initial diameter, cm, median (IQR)	1.2 (0.8-1.9)
Final diameter, cm, median (IQR)	1.4 (0.9-2.2)
IPMN size
≤ 1 cm	146 (43.8)
> 1 cm, ≤ 2 cm	121 (36.3)
> 2 cm, ≤ 3 cm	40 (12.0)
> 3 cm	26 (7.9)
IPMN location
Body	119 (35.7)
Head	173 (52.0)
Tail	41 (12.3)
ACCI
0-3, mild	160 (48.0)
4-10, moderate-severe	173 (52.0)
Congestive heart failure	19 (5.7)
Connective tissue disease	2 (0.6)
COPD	21 (6.3)
Dementia	2 (0.6)
Diabetes	56 (16.8)
Leukemia	2 (0.6)
Liver disease	84 (25.2)
Lymphoma	7 (2.1)
Myocardial infarction history	13 (3.9)
Severe chronic kidney disease	12 (3.6)
Solid tumor history	64 (19.2)
Stroke history	9 (2.7)

IQR: Interquartile range; IPMN: Intraductal papillary mucinous neoplasms; ACCI: Age-adjusted Charlson comorbidity index; COPD: Chronic obstructive pulmonary disease.

Full Size Table

Citation: Kayali S, Dibitetto S, Busatto A, Gaiani F, Pasta A, Calabrese F, Fantasia S, Caprioli S, Luzzi AP, De Angelis CG, Savarino EV, Laghi L, Giannini EG, Marabotto E. Optimizing branch-duct intraductal papillary mucinous neoplasms surveillance: Data-driven dimensional grouping for risk stratification and cost-effectiveness. World J Gastroenterol 2026; 32(20): 114867
URL: https://www.wjgnet.com/1007-9327/full/v32/i20/114867.htm
DOI: https://dx.doi.org/10.3748/wjg.v32.i20.114867

Kayali S, Dibitetto S, Busatto A, Gaiani F, Pasta A, Calabrese F, Fantasia S, Caprioli S, Luzzi AP, De Angelis CG, Savarino EV, Laghi L, Giannini EG, Marabotto E. Optimizing branch-duct intraductal papillary mucinous neoplasms surveillance: Data-driven dimensional grouping for risk stratification and cost-effectiveness. World J Gastroenterol 2026; 32(20): 114867 [DOI: 10.3748/wjg.v32.i20.114867]

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