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.
Comparison of NWI between groups
| Group | Mean | Minimum | Maximum | Standard deviation | Standard error of mean | Test value | P |
|---|---|---|---|---|---|---|---|
| ACL injury group | 0.2438 | 0.1893 | 0.2921 | 0.03 | 0.006 | T = −2.566 | 0.01* |
| Control group | 0.2641 | 0.2018 | 0.3081 | 0.03 | 0.005 |
NWI notch width index, ACL anterior cruciate ligament
* Statistically significant
