. 2011 Oct 6;2(11):3047–3057. doi: 10.1364/BOE.2.003047

Table 1. Mean regional tissue oxygenation StO₂ of each instrument^a.

Instrument	INVOS 5100	NIRO 200 NX	NIRO 300	OxyPrem
StO₂ ± sd (%)	70.2 ± 6.7	69.4 ± 5.0	63.4 ± 4.5*	60.8 ± 3.6*

^aThe mean of ten measurements in each of six subjects: n = 60.

*Significantly different from the other three devices (p < 0.00001)

Table 1. Mean regional tissue oxygenation StO2 of each instrumenta.