Table 1. Neonatal rSO₂ values with Somanetic NIRS systems and pediatric sensors.

Site/source	rSO2 (%)	N	Population characteristics
Cerebral
Somanetics (Dr MD Wider, personal communication, 2008)2	60−80		Adult and pediatric
Petrova2	66±10	10	>7 days old; 24–32 weeks GA; SaO2 >85%
Lemmers3	70±8	38	6–72 h old; <32 weeks GA
Renal
Somanetics (Dr MD Wider, personal communication, 2008)	5−15% above cerebral		Adult and pediatric
Petrova2	80±10	10	>7 days old; 24–32 weeks GA; SaO2 >85%
Li4	40−83	11	4–92 days old; post Norwood
Abdominal
Somanetics (Dr MD Wider, personal communication, 2008)	5−15% above cerebral		Adult and pediatric
Vanderbilt pilot data (neonatal sensors)
Cerebral	78±9	7	6–72 h old; >37 weeks GA
Renal	88±6	7	6–72 h old; >37 weeks GA
Abdominal	68±13	7	6–72 h old; >37 weeks GA

Abbreviations: GA, gestational age; NIRS, near-infrared spectroscopy; rSO_2, regional oxygen saturation; SaO₂, arterial oxygen saturation.