520781.fig.005a
(a)
520781.fig.005b
(b)
520781.fig.005c
(c)
Figure 5: End-point errors for the four experimental conditions ( , and ) on Day 1 and Day 5. The errors are expressed in millimeters and represent group results. Significant differences between Day 1 and Day 5 and between and conditions ( ) are illustrated (*). Condition is presented with one result as the data were not changed from Day 1 to Day 5.