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.
Youden index
| Youden index J | 0.4510 |
| Associated criterion | >7 |
| Sensitivity | 89.29 |
| Specificity | 55.81 |
As per the ROC curve and its Youden Index, an NIHSS score cut-off >7 yielded the highest combined sensitivity and specificity for detection of ELVO.
