Can Machine Learning Models Predict Asparaginase-associated Pancreatitis in Childhood Acute Lymphoblastic Leukemia

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  • Rikke L. Nielsen
  • Benjamin O. Wolthers
  • Marianne Helenius
  • Birgitte K. Albertsen
  • Line Clemmensen
  • Kasper Nielsen
  • Jukka Kanerva
  • Riitta Niinimäki
  • Thomas L. Frandsen
  • Andishe Attarbaschi
  • Shlomit Barzilai
  • Antonella Colombini
  • Gabriele Escherich
  • Derya Aytan-Aktug
  • Hsi Che Liu
  • Anja Möricke
  • Sujith Samarasinghe
  • Inge M. Van Der Sluis
  • Martin Stanulla
  • Morten Tulstrup
  • Rachita Yadav
  • Ester Zapotocka
  • Ramneek Gupta

Asparaginase-associated pancreatitis (AAP) frequently affects children treated for acute lymphoblastic leukemia (ALL) causing severe acute and persisting complications. Known risk factors such as asparaginase dosing, older age and single nucleotide polymorphisms (SNPs) have insufficient odds ratios to allow personalized asparaginase therapy. In this study, we explored machine learning strategies for prediction of individual AAP risk. We integrated information on age, sex, and SNPs based on Illumina Omni2.5exome-8 arrays of patients with childhood ALL (N=1564, 244 with AAP aged 1.0 to 17.9 y) from 10 international ALL consortia into machine learning models including regression, random forest, AdaBoost and artificial neural networks. A model with only age and sex had area under the receiver operating characteristic curve (ROC-AUC) of 0.62. Inclusion of 6 pancreatitis candidate gene SNPs or 4 validated pancreatitis SNPs boosted ROC-AUC somewhat (0.67) while 30 SNPs, identified through our AAP genome-wide association study cohort, boosted performance (0.80). Most predictive features included rs10273639 (PRSS1-PRSS2), rs10436957 (CTRC), rs13228878 (PRSS1/PRSS2), rs1505495 (GALNTL6), rs4655107 (EPHB2) and age (1 to 7 y). Second AAP following asparaginase re-exposure was predicted with ROC-AUC: 0.65. The machine learning models assist individual-level risk assessment of AAP for future prevention trials, and may legitimize asparaginase re-exposure when AAP risk is predicted to be low.

OriginalsprogEngelsk
TidsskriftJournal of Pediatric Hematology/Oncology
Vol/bind44
Udgave nummer3
Sider (fra-til)e628-e636
ISSN1077-4114
DOI
StatusUdgivet - 2022

Bibliografisk note

Funding Information:
Funded by the Kirsten and Freddy Johansen Foundation, the Danish Childhood Cancer Foundation, the Swedish Childhood Cancer Foundation, the Danish Cancer Society, The Nordic Cancer Union, The Otto Christensen Foundation, University Hospital Rigshospitalet, the European Union’s Interregional Öresund–Kattegat–Skagerrak interregional Childhood Oncology Precision Medicine (iCOPE) grant and The Novo Nordisk Foundation. R.L.N. was supported by a grant from the Sino-Danish Center for Education and Research and a grant from the Poul V Andersen Foundation.

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© 2021 Lippincott Williams and Wilkins. All rights reserved.

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