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ArticleClinical drug investigation2024

Prediction Model for Severe Thrombocytopenia Induced by Gemcitabine Plus Cisplatin Combination Therapy in Patients with Urothelial Cancer.

Noriaki Matsumoto, Tomohiro Mizuno, Yosuke Ando, Koki Kato, Masanori Nakanishi, Tsuyoshi Nakai, Jeannie K Lee, Yoshitaka Kameya, Wataru Nakamura, Kiyoshi Takahara and 2 more

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Article in Clinical drug investigation, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors.

Noriaki Matsumoto *Department of Pharmacotherapeutics and Informatics, Fujita Health University School of Medicine, Toyoake, Aichi, Japan.
Tomohiro MizunoDepartment of Pharmacotherapeutics and Informatics, Fujita Health University School of Medicine, Toyoake, Aichi, Japan. tomohiro.mizuno@fujita-hu.ac.jp.ORCID http://orcid.org/0000-0001-8203-392X
Yosuke AndoDepartment of Pharmacotherapeutics and Informatics, Fujita Health University School of Medicine, Toyoake, Aichi, Japan.
Koki KatoDepartment of Pharmacotherapeutics and Informatics, Fujita Health University School of Medicine, Toyoake, Aichi, Japan.
Masanori NakanishiDepartment of Nephrology, Fujita Health University School of Medicine, Toyoake, Aichi, Japan.
Tsuyoshi NakaiDepartment of Pharmacotherapeutics and Informatics, Fujita Health University School of Medicine, Toyoake, Aichi, Japan.
Jeannie K LeeDepartment of Pharmacy Practice and Science, The University of Arizona R. Ken Coit College of Pharmacy, Tucson, AZ, USA.
Yoshitaka KameyaDepartment of Information Engineering, Meijo University, Nagoya, Japan.
Wataru NakamuraDepartment of Urology, Fujita Health University School of Medicine, Toyoake, Aichi, Japan.
Kiyoshi TakaharaDepartment of Urology, Fujita Health University School of Medicine, Toyoake, Aichi, Japan.
Ryoichi ShirokiDepartment of Urology, Fujita Health University School of Medicine, Toyoake, Aichi, Japan.
Shigeki YamadaDepartment of Pharmacotherapeutics and Informatics, Fujita Health University School of Medicine, Toyoake, Aichi, Japan.

Funding

Japan Society for the Promotion of Science 21K06696
6 · The paper itself

Abstract

backgroundChemotherapy-induced thrombocytopenia is often a use-limiting adverse reaction to gemcitabine and cisplatin (GC) combination chemotherapy, reducing therapeutic intensity, and, in some cases, requiring platelet transfusion.

objectiveA retrospective cohort study was conducted on patients with urothelial cancer at the initiation of GC combination therapy and the objective was to develop a prediction model for the incidence of severe thrombocytopenia using machine learning.

methodsWe performed receiver operating characteristic analysis to determine the cut-off values of the associated factors. Multivariate analyses were conducted to identify risk factors associated with the occurrence of severe thrombocytopenia. The prediction model was constructed from an ensemble model and gradient-boosted decision trees to estimate the risk of an outcome using the risk factors associated with the occurrence of severe thrombocytopenia.

resultsOf 186 patients included in this study, 46 (25%) experienced severe thrombocytopenia induced by GC therapy. Multivariate analyses revealed that platelet count ≤ 21.4 (×10

conclusionsPlatelet count, hemoglobin level, lymphocyte count, and gemcitabine dose contributed to the development of a novel prediction model to identify the incidence of GC-induced severe thrombocytopenia.

Indexed as

Antineoplastic Combined Chemotherapy ProtocolsCaproatesCisplatinThrombocytopeniaUrologic NeoplasmsUrotheliumAdultAgedAged, 80 and overFemaleHumansIncidenceLymphocyte CountMachine LearningMaleMiddle AgedCaproatesCisplatingemcabene

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.