Arterial pO2, pCO2 and sO2 levels at 90 min post anaesthesia induction for different anaesthesia regimes (n = 5/group).

Results are expressed as average ± standard deviation.

*Anaesthetised using Isoflurane in Oxygen;

Anaesthetised using Isoflurane in room air;

Anaesthetised using Hypnorm/Hypnovel;

§

Anaesthetised using Ketamine/Xylazine.