Development of a healthcare system COVID Hotspotting Score in California: an observational study with prospective validation.
Vincent X LiuKhanh K ThaiJessica GalinLawrence David GerstleyLaura C MyersStephen M ParodiYi-Fen Irene ChenNancy GolerGabriel J EscobarPatricia KipnisPublished in: BMJ open (2021)
Passively collected health system indicators were strongly correlated with forthcoming COVID-19 hospital census up to 6 weeks before three successive COVID-19 waves. These tools could inform communities, health systems and public health officials to identify, prepare for and mitigate emerging COVID-19 activity.