Table 1.

Comparison between measured shift, computational model and statistical model based shift with respect to gravity

Subject	Point #	Measured Displ. (mm)	Computational model Displ. (mm)	Statistical Model Displ. (mm)
PATIENT	1	6.7	4.9	4.7
1	2	4.6	5.4	5.1
	3	4.2	5.8	5.4
	4	3.5	3.4	3.6
PATIENT	1	10.4	5.7	7.4
2	2	6.2	6.3	7.2
	3	5.9	6.2	7.8
PATIENT	1	6.1	5.2	4.8
3	2	5.0	6.5	6.2
	3	-	-	-
	4	7.5	6.1	5.9
PATIENT	1	4.4	4.8	4.5
4	2	3.5	3.8	3.4
	3	-	-	-