Evidence map›Paper›PMID 40242697›Full record

ArticleCureus2025

Predicting 72-Hour Fatality in Severe Hyperphosphatemia: A Comparative Analysis of Multivariate Logistic Regression and Machine Learning Models in a Single-Center Study.

Keishiro Sueda, Susumu Ookawara, Kai Saito, Takahiko Fukuchi, Kiyoka Omoto, Hitoshi Sugawara

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Article in Cureus, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

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2citing papers in PubMed
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3 · Its place in the literature

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2 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Keishiro SuedaComprehensive Medicine, Saitama Medical Center, Jichi Medical University, Saitama, JPN.
Susumu OokawaraComprehensive Medicine, Saitama Medical Center, Jichi Medical University, Saitama, JPN.
Kai SaitoComprehensive Medicine, Saitama Medical Center, Jichi Medical University, Saitama, JPN.
Takahiko FukuchiComprehensive Medicine, Saitama Medical Center, Jichi Medical University, Saitama, JPN.
Kiyoka OmotoLaboratory Medicine, Saitama Medical Center, Jichi Medical University, Saitama, JPN.
Hitoshi SugawaraComprehensive Medicine, Saitama Medical Center, Jichi Medical University, Saitama, JPN.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundHyperphosphatemia is associated with several serious diseases, including chronic kidney disease, tumor lysis syndrome (TLS), rhabdomyolysis, sepsis, and acute respiratory distress syndrome. This study investigates the critical issue of predicting 72-hour fatality in patients with severe hyperphosphatemia (≥ 10 mg/dL).

methodsWe analyzed data from 530 patients treated at the Saitama Medical Center, Japan, from 2004 to 2019, including 153 72-hour fatalities. Multivariate logistic regression analysis (MLRA), Prediction One™ (Sony Network Communications Inc., Tokyo, Japan, https://predictionone.sony.biz/), and Light Gradient Boosting Machine (LightGBM) were used to predict fatalities. These methods were evaluated on a validation set of 331 patients from 2020 to 2023, including 104 fatalities. Calibration plots for training and validation data were used for comparison.

resultsThe fatality rate was 28.9% in the training data and 31.4% in the validation data. MLRA identified five fatality factors: age, low albumin, high aspartate aminotransferase, and elevated potassium and magnesium levels, with an area under the curve (AUC) of 0.848 (95% CI: 0.801, 0.890), sensitivity of 0.862, and specificity of 0.704. Prediction One™ achieved an AUC of 0.770 (95% CI: 0.722, 0.818), sensitivity of 0.654, and specificity of 0.769. LightGBM achieved an AUC of 0.948 (95% CI: 0.923, 0.973), sensitivity of 0.863, and specificity of 0.889. The validation calibration plot showed that MLRA had the closest regression coefficient to 1.0 at 0.903.

conclusionAlthough MLRA was the most accurate in predicting 72-hour fatalities, machine learning methods provided valuable insights into the importance of variables. Considering the high mortality rates associated with severe hyperphosphatemia, timely and accurate prognostication is essential in guiding immediate interventions and improving outcomes in emergency settings.

Indexed as

calibrationcritical valueevaluation studyfatal mortalityhyperphosphatemialogistic modelmachine learningoutlier valueroc curve

Identifiers

PMID40242697
PMCPMC12003027

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