 Pandemic severity index

The Pandemic Severity Index (PSI) is a tool developed by the Centers for Disease Control and Prevention (CDC) to assess and communicate the potential severity of an influenza pandemic. The PSI is designed to help public health officials, policymakers, and healthcare providers make informed decisions regarding preparedness and response strategies during an influenza outbreak. The index classifies the severity of a pandemic based on various factors, including: 1. **Clinical severity:** The impact of the disease on affected individuals, including hospitalization rates and mortality.