Table 1. European Commission’s (EC) recommended classification of Adverse Events (AEs)37.
| Very common | Common | Uncommon | Rare | Very rare |
| >1/10 | 1–10/100 | 1–10/1000 | 1–10/10 000 | <1/10 000 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.