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.
Two-sample t-test results are presented. Areas in red indicate significantly increased ALFF value. In the comparison of ALFF value between ONFH patients and controls, ONFH patients showed significantly increased ALFF in right medial superior frontal gyrus, left and right dorsolateral superior frontal gyrus, right middle frontal gyrus and right supplementary motor area. ALFF, low-frequency fluctuation; ONFH, osteonecrosis of the femoral head.
