Table 1.
Blood gas measurements
| RCBF PET | RCBF CT | ||
|---|---|---|---|
| (n = 11) | Mean ± SD | Mean ± SD | p Value |
| PaCO2 (kPa) | 5.51 ± 0.50 | 5.23 ± 0.42 | < 0.01 |
| PaO2 (kPa) | 13.80 ± 1.37 | 14.77 ± 1.19 | NS |
| ctHb (mmol/L) | 8.22 ± 0.69 | 8.12 ± 0.73 | NS |
| sO2 (%) | 0.98 ± 0.01 | 0.99 ± 0.00 | NS |
RCBF, regional cerebral blood flow; CT, computed tomography; PET, positron-emission tomography; SD, standard deviation; NS, non-significant; PaCO2, arterial tension of carbon dioxide; PaO2, arterial tension of oxygen; ctHb, haemoglobin concentration; sO2, oxygen saturation.