Skip to main content

Table 2 The concentration changes of oxy-hemoglobin (O2Hb) and deoxy-hemoglobin (HHb) from baseline in laboratory measurements taken during head movements.

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

  1. ** Significantly change from baseline level.