Table 1

Oxygen saturation values in the jugular bulb (SjO2)

SjO2
Mean (95% CI)Upper limit (95% CI)Lower limit (95% CI)
Present series57.1 (52.3 to 61.6)69.5 (61.2 to 77.7)44.7 (36.5 to 53.0)
Gibbs (1942)62.0 (61.0 to 63.1)69.4 (67.6 to 71.2)54.6 (52.8 to 56.5)
Datsur (1963)64.3 (62.4 to 66.2)73.7 (70.4 to 76.9)55.0 (51.7 to 58.2)