Table 2.

Three-dimensional mean distance error for the test group subjects.

Subjects	Error distance (mm)	SD (mm)
Subject 1	1.57	0.55
Subject 2	1.58	0.80
Subject 3	1.96	0.61
Subject 4	1.97	1.07
Subject 5	1.98	0.91
Subject 6	1.99	0.86
Subject 7	2.18	0.95
Subject 8	2.41	0.97
mean	1.96	0.84
p*	0.21

Bold font indicates subjects with the best or worst error level, each of whom is depicted in Fig. 6 with individual landmarks.

*Kruskal–Wallis test.