Sham (n = 3) | 21% (n = 10) | 100% (n = 10) | |
---|---|---|---|
Age and body weight are mean (SD); all other values are mean (SEM). Hypoxaemia was induced in all the experimental animals. They were then randomised to one of two groups and resuscitated with either 21% or 100% O2. | |||
BP, Blood pressure. | |||
Age (hours) | 33.7 (3.2) | 26.7 (8.2) | 28.0 (8.7) |
Body weight (kg) | 2.33 (0.45) | 2.07 (0.29) | 2.05 (0.37) |
Haemoglobin (g/l) | 6.8 (1.4) | 6.9 (0.3) | 6.9 (0.4) |
Calcium (g/l) | 1.44 (0.04) | 1.36 (0.02) | 1.34 (0.12) |
pH | 7.47 (0.05) | 7.49 (0.02) | 7.44 (0.02) |
Base excess (mmol/l) | 5.9 (1.2) | 5.28 (1.3) | 2.54 (0.9) |
Heart rate (beats/min) | 132 (9) | 152 (9) | 165 (12) |
Systolic BP (mm Hg) | 66 (5) | 68 (5) | 66 (5) |
Diastolic BP (mm Hg) | 51 (5) | 53 (4) | 53 (5) |