interventions. • In hospitals, to - start target screening for ﬂu antiviral use, - limit patient visitation, - increase mandatory PPE usage. • For public health agencies, to determine the best timing for seasonal risk communication. “Predictions that give rise to actionable items that would not otherwise occur are important.” - Jay Varma, NYC DOHMH
give early warning signal for epidemic onset. • Simple method with cross-validated performance assessment. • A free online tool for hospital epidemiologists and public health ofﬁcials. • Open-source, “beta” software (R package).