Fig. 1

Glucose in the blood of sheep during 9 h of anaesthesia. Data on glucose in the blood of sheep undergoing 9 h of anaesthesia, grey area = reference range [1], * = significant difference to hour 1; hour 4 P = 0.014, hour 5 P = 0.011 h 6 P = 0.009, hour 7 P = 0.008, hour 8 P = 0.023, hour 9 P = 0.041