Fig. 2.
Annual transition of stroke severity. Stroke severity did not change annually throughout the study period (p = 0.352). NIHSS: National Institutes of Health Stroke Scale.
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.