Specific population not mentioned; samples were considered to be from the country of the authors’ institute. DLC: depth of lateral condyle, WLC: width of lateral condyle, DMC: depth of medial condyle, WMC: width of medial condyle, DIN: depth of intercondylar notch, WIN: width of intercondylar notch, MLWI: mediolateral width at isthmus, and APWI: anteroposterior width at isthmus.