AUTHOR=Huang Qiming , Chen Shai , Li Zhenjie , Wu Longren , Yu Dongliang , Xiong Linmin TITLE=Log odds of positive lymph nodes compared to positive lymph node ratio and number of positive lymph nodes in prognostic modeling for patients with NSCLC undergoing lobectomy or total pneumonectomy: a population-based study using Cox regression and XGBoost with SHAP analysis JOURNAL=Frontiers in Surgery VOLUME=11 YEAR=2025 URL=https://www.frontiersin.org/journals/surgery/articles/10.3389/fsurg.2024.1530250 DOI=10.3389/fsurg.2024.1530250 ISSN=2296-875X