Figure 2. A) change in OxyHb during rest, the parallel squat and recovery and B) change in individual and mean values of Deff during exercise between 1800AL () and SL (). SL=sea level. 1800AL=1800 m above sea level. Values are meanąSD. ***p < 0.001, Significant difference between 1800AL and near SL (two-way ANOVA for repeated measures, Tukey's post hoc test)..