Centre of pressure velocity in the anterior-posterior direction at different altitudes.

<p>Centre of pressure velocity in the anterior-posterior direction at different altitudes.</p

Occurrence of AMS and SpO₂ (%) during the trek.

<p>The number of participant’s classed by the LLS as having AMS are illustrated along with changes in SpO₂ during all days of the trek.</p

Centre of pressure total sway velocity (cm/s) for standing balance with eyes open along with altitude profile.

<p>Box plots show medians, quartiles, whiskers representing the max and min values, and dots representing individual participant values (O = positive LLS in 24 hrs before test). <b>*</b>p<0.05 vs. SL, ^<b>¶</b>Cohen’s d > 0.8 compared with sea level.</p

Comparative changes in STAI Y-1 Scores at each altitude in men versus women.

<p>Comparative changes in STAI Y-1 Scores at each altitude in men versus women.</p

Ascent Profile and data collection time points (*).

<p>Baseline measurements (↓) were taken at 848m.</p

Independent predictors of acute mountain sickness at high altitude.

<p>Independent predictors of acute mountain sickness at high altitude.</p

Changes in Physiological parameters, Acute Mountain sickness and anxiety scores.

<p>Changes in Physiological parameters, Acute Mountain sickness and anxiety scores.</p

Univariate predictors of acute mountain sickness at high altitude.

<p>Univariate predictors of acute mountain sickness at high altitude.</p

Baseline demographics.

<p>Baseline demographics.</p