Epidemiology & Clinical Parameters Base Value Source
Prevalence    
Bacterial infection only 0.25 Assumption
Viral infection only 0.45 Assumption
Bacterial-viral co-infection 0.10 Assumption
No infection 0.20 Assumption
Mortality risk 0.10 Assumption
Test Accuracy    
Base case    
Bacterial AUC 0.80 [@21793]
Viral AUC 0.80 [@21794; @21795]
Mortality AUC 0.78 [@21756]
HostDx Sepsis    
Bacterial AUC 0.85 [@21787]
Viral AUC 0.90 [@21787]
Mortality AUC 0.88 [@21789]
Clinical Outcomes, Initial Diagnosis Admissions
Antibiotic days: ED 3.18 [@21782]
Antibiotic days: Hospital ward 5.02 [@21782]
Antibiotic days: ICU 6.86 [@21782]
Length of stay: short hospital ward 1.77 [@21796]
Length of stay: ICU 4.85 [@21796]
Mortality: septic patients in ICU (viral) 23.0% [@21797]
Mortality: reduction if timely admit 30.0% [@21798; @21799; @21800; @21801; @21802]
Mortality: ARTI patients 10.0% [@21802; @21803; @21804]
Mortality: viral infection 6.7% [@21805]
Clinical Outcomes, Rehospitalization Admissions    
ICU length of stay 8.30 [@21806; @21807]
Non-survivors length of stay 19.90 [@21808]