Po

Probability of

Occurrence

Pnd

Probability of

Non-Detection

S

Severity

Priority = Po × Pnd × S

Risks of Lengthy Time to Approval

Preventable Deaths

0.95

0.50

1.0

0.48

Disrespect for Lengthy Approval

0.10

0.50

0.70

0.035

Risks of Early Deployment

Deaths Caused by Vaccine

0.050

0.50

1.0

0.025

Public Backlash

0.80

0.50

0.70

0.28