Table 1

Positioned angle	0	5	10	15	20	25	30

Measured angle (mean, SD)	2.1	5.8	10.8	15.3	18.2	22.6	28.4
Mean JSW (mm)	1.75	1.73	1.73	1.82	1.83	1.91	1.93
Median JSW (mm)	1.73	1.71	1.73	1.83	1.83	1.92	1.90
Minimum JSW (mm)	0.65	0.69	0.70	0.75	0.76	0.90	0.81
Maximum JSW (mm)	2.51	2.50	2.41	2.53	2.48	2.54	2.64
Total Volume (mm³)	137.19	136.10	135.34	142.58	140.09	142.20	147.67