Table 2.

Mean Number of Hours Where the Individual Axis Registered >30° of Deviations From the Primary Position

No.	Average Time of Device Use	X-Axis	Y-Axis	Z-Axis	Total Deviation
1	21	15	14	13	15
2	19	3	8	3	11
3	20	10	19	3	19
4	20	7	19	3	18
5	20	19	15	13	18
6	15	0	7	15	14
Mean:	19.17	9.00	13.67	8.33	15.83

No, number; ST, standard deviation; Global deviation, percentage of the total registered time where the patients had their head with a significant deviation in all three axes at the same time.