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.
Rate of SARS-CoV-2 infections among AIS cases during study period.
| Rate of SARS-CoV-2 infections | ||
|---|---|---|
| Leading up to wave 1 | 2/3004 | 0.1% |
| Wave 1 | 25/2523 | 1.0% |
| Between waves 1 and 2 | 5/4474 | 0.1% |
| Wave 2 | 208/6050 | 3.4% |
| Wave 3 | 65/4567 | 1.4% |
| Wave 4 | 22/5233 | 0.4% |
