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Table 2 Anatomical description of the various landmarks used, with the intra- and inter-observer variability for each. The error is given as a percentage

From: Three-dimensional geometric morphometric analysis reveals ethnic dimorphism in the shape of the femur

Landmark Location Intra-observer Variability Inter-observer Variability
1 Medial epicondyle 1.77 1.82
2 Most dorsal point on medial condyle 1.45 1.46
3 Top of intercondylar notch 1.52 1.60
4 Most dorsal point on lateral condyle 1.77 1.89
5 Lateral epicondyle 1.68 1.64
6 Most outside point on trochlear groove 1.59 1.62
7 Most distal point at bottom of trochlear groove 1.66 1.69
8 Most ventral point on margin of trochlear groove 1.62 1.72
9 Most distal point on medial condyle 1.73 1.69
10 Most distal point on lateral condyle 1.62 1.52