Table 2.

Positioning summaries

RESIDENT A
Back-upright	3%
Left-upright	2%
Right-upright	0%
Back-recumbent	55%
Left-recumbent	30%
Right-recumbent	10%
RESIDENT B
Back-upright	2%
Left-upright	0%
Right-upright	2%
Back-recumbent	44%
Left-recumbent	25%
Right-recumbent	27%