Sample normal and OA hip X-ray images.

<p>The images have a pixel resolution of 0.187 mm x 0.187 mm, and were zoomed in on the osteophytes to highlight the differences between normal and OA patients. Left: Normal hip joint X-ray image. Right: OA image. The triangles indicate osteophytes of the acetabular rim bone. The arrows indicate the osteophytes of the greater trochanters of femurs.