Fig. 1 A-B.
Flow diagram that shows the method for recruiting patients to the (A) spinal arthrodesis (SA) and THA group and (B) the THA-only group. Case-matched cohorts were recruited from separate patient populations.
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.