Table 1 Training and test set composition. ^a The OOI Malignant set includes subjects out of indication due only to having a positive lung cancer diagnosis from bronchoscopy. ^b The OOI Other set includes subjects that are out of indication due to other reasons (never smokers, concurrent or prior cancer or metastatic to lung)

From: Improving lung cancer risk stratification leveraging whole transcriptome RNA sequencing and machine learning across multiple cohorts