LIONS PREY: A New Logistic Scoring System for the Prediction of Malignant Pulmonary Nodules
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View abstract on PubMed
Summary
This summary is machine-generated.The LIONS PREY scoring system accurately predicts pulmonary malignancy likelihood, outperforming existing models. This tool aids multidisciplinary teams in decision-making for lung nodules.
Area Of Science
- Pulmonology
- Radiology
- Oncology
Background
- Classifying pulmonary lesions as malignant is challenging.
- Existing scoring systems, like the Mayo model, lack precision in malignancy prediction.
- A need exists for a more accurate tool to assess the likelihood of malignancy in pulmonary nodules.
Purpose Of The Study
- To develop and validate a novel logistic scoring system, LIONS PREY (Lung lesION Score PREdicts malignancY), for improved precision in determining the likelihood of pulmonary malignancy.
- To compare the performance of LIONS PREY against existing models, such as the Mayo score.
Main Methods
- A retrospective analysis of patients evaluated by a multidisciplinary team between January 2013 and December 2020.
- Inclusion criteria required pathological results after resection or CT-/EBUS-guided sampling.
- Two groups were formed: malignant nodules (n=238) and benign nodules (n=148). Initially, 22 parameters were assessed, with eight ultimately integrated into the LIONS PREY score after uni- and multivariate analysis.
Main Results
- The LIONS PREY system integrated eight key parameters: age, nodule size, spiculation, solidity, size dynamics, smoking history, pack years, and cancer history.
- The model demonstrated superior precision compared to the Mayo score (p=0.013).
- LIONS PREY achieved an overall correct classification rate of 96.0%, a calibration ratio of 1.1, and an AUC of 0.94 (95% CI: 0.92-0.97).
Conclusions
- LIONS PREY is a precise, easily applicable, and reproducible scoring system for computed tomography (CT) scans.
- The system can facilitate decision-making for multidisciplinary teams and aid patients in consenting to surgery.
- A mobile application for LIONS PREY is available on Android and iOS devices.
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