Table 7.

p-values of accuracy between two positions.

Position 1	Position 2	Mean Diff	p-Value
Ear	Chest	−0.188	0.000
Ear	Upper arm	−0.147	0.000
Ear	Wrist	−0.051	0.000
Chest	Upper arm	0.041	0.007
Chest	Wrist	0.137	0.000
Upper arm	Wrist	0.096	0.000