. Author manuscript; available in PMC: 2013 Dec 16.

Published in final edited form as: IEEE Trans Biomed Eng. 2010 Nov 22;58(3):10.1109/TBME.2010.2093896. doi: 10.1109/TBME.2010.2093896

TABLE II.

Average and Maximum Measured Intraoperative Displacements

#	Number of measurement points	Intraoperative LRS: average shift ± standard deviation (maximum) in mm	Postoperative MR: average shift ± standard deviation (maximum) in mm from [20]
1	16	22.9±6.3 (28.9)	8.2±2.2 (12.2)
2	22	14.3±5.1 (29.1)	9.2±1.3 (11.6)
3	24	6.8±2.4 (10.5)	-
4	18	8.6±0.6 (9.7)	5.4±0.9 (7.0)
5	22	13.0±2.1 (15.9)	5.3±0.8 (6.8)
6	17	8.6±2.0 (13.2)	5.3±0.9 (7.1)
7	15	8.8±2.0 (12.1)	-

Measured shift from pre- and postoperative MR analysis from [20] is also listed for comparison. The analysis was unavailable for Patients 3 and 7.