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.
Baseline characteristics.
| Baseline characteristic | Type | Levels or scale |
|---|---|---|
| Sex | Binary | Male; Female |
| Age | Continuous | Years |
| Side of injury | Binary | Right; Left |
| Mechanism of injury | Categorical | Low energy fall; High energy fall; Other |
| Dominant hand | Categorical | Right; Left; Unsure/ambidextrous |
