From: Monitoring of pre-frontal oxygen status in helicopter pilots using near-infrared spectrophotometers
Concentration changes of hemoglobin (average ± standard deviation) μmol•L -1 | ||||
---|---|---|---|---|
Head movement | O 2 Hb | HHb | ||
Left forehead | Right forehead | Left forehead | Right forehead | |
Up | -0.211 ± 1.620 | -0.687 ± 1.566 | -0.060 ± 0.381 | -0.181 ± 0.403 |
Down | 2.281 ± 2.529** | 3.110 ± 2.580** | 0.713 ± 0.559** | 0.782 ± 0.568** |
Right | -0.338 ± 0.769 | -0.002 ± 1.144 | -0.088 ± 0.219 | 0.005 ± 0.313 |
Left | -0.531 ± 1.231 | -0.753 ± 1.792 | -0.115 ± 0.315 | -0.226 ± 0.458 |