Table 3.
Healthy control subjects (N = 27) | Sports-related concussion patients (N = 15) | p-Value | |
---|---|---|---|
Mean baseline PETCO2 ± SD (mmHg) | 40.6 ± 4.1 | 40.7 ± 4.4 | 0.95 |
Mean change in PETCO2 during MPET CO2 targeting ± SD (mmHg) | 4.0 ± 0.9 | 4.0 ± 1.1 | 0.98 |
Mean PETO2 over the period of the CO2 challenge ± SD (mmHg) | 112.6 ± 3.2 | 112.6 ± 2.4 | 0.94 |
Global mean resting cerebral blood flow ± SD (mL/100 g/min) | 41.0 ± 9.7 | 36.4 ± 7.0 | 0.13 |
PETCO2, end-tidal carbon dioxide; PETO2, end-tidal oxygen; MPET, model-based prospective end-tidal targeting.