Table 1.

The absolute values of rStO₂ of each device

Device	Position	N	Median (%)	IQR (%)
INVOS	Same site	100	70.5	8.0
	Various sites	100	71.0	8.5
	Total	200	70.7	7.7
NONIN	Same site	100	67.0	8.3
	Various sites	100	69.5	8.6
	Total	200	68.4	8.4
FORE-SIGHT	Same site	100	63.8	4.7
	Various sites	100	65.8	6.3
	Total	200	64.6	4.8
Total	Same site	300	66.7	8.5
	Various sites	300	68.6	8.5
	Total	600	67.7	8.8