Fig. 1. Model performance to predict autoantibody testing using electronic health records (EHRs) in validation and external test datasets.
a Schematic of study design depicting a hypothetical individual who received autoantibody testing and had a rheumatology encounter; EHR data preceding the test or encounter date is collected as input to the machine learning model. b, c Performance metrics in the validation dataset from BioMe Biobank (BioMe cohort 1) and the external test dataset from All of Us.