adult 5 controlled study 5 female 5 human 5 major clinical study male 5 Article 4 Humans 4 diagnostic test accuracy study 4 middle aged 4 prognosis 4 sensitivity and specificity 4 Female 3 Male 3 Middle Aged 3 Prognosis 3 predictive value 3 receiver operating characteristic 3 Adult 2 Aged 2 COVID-19 2 Case-Control Studies 2 ROC Curve 2 aged 2 calibration 2 case control study 2 coronavirus disease 2019 2 diagnosis 2 diagnostic value 2 disease severity 2