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Table 1 Mean, standard deviations and group differences between subjects diagnosed with and without AMS by the LSS

From: Subjective assessment of acute mountain sickness: investigating the relationship between the Lake Louise Self-Report, a visual analogue scale and psychological well-being scales

Questionnaire Item Mean p
No AMS AMS
(LLS < 5) (LLS ≥ 5)
LLS Headache 0.19 (±0.40) 2.56 (±0.51) <.001**
  Gastrointestinal symptoms 0.06 (±0.25) 1.31 (±0.87) <.001**
  Fatigue and weakness 0.38 (±0.50) 1.19 (±0.91) .015*
  Dizziness and lightheadedness 0.00 (±0.00) 0.94 (±0.93) .006**
  Difficulty sleeping 0.63 (±.81) 1.63 (±1.20) .021*
  Total score 1.25 (±1.24) 7.63 (±1.63) <.001**
ADACL Tense arousal 13.75 (±3.04) 16.00 (±6.00) .448
  Energetic activation 29.63 (±7.81) 25.43 (±8.78) .093
  Feeling scale 3.31 (±1.78) 2.69 (±1.78) .305
  Felt arousal scale 2.06 (±1.06) 2.50 (±.97) .224
VAS Fatigue 2.50 (±2.13) 4.88 (±2.42) .004**
  Relaxation 1.69 (±2.44) 2.38 (±2.00) .184
  Drowsiness 2.31 (±2.09) 5.25 (±2.21) .001**
  Alertness 2.75 (±2.14) 4.94 (±2.11) .008**
  Dizziness .38 (±.72) 1.19 (±1.97) .445
  Energy 2.69 (±2.73) 4.38 (±2.68) .061
  AMS 2.19 (±3.49) 4.19 (±2.97) .039*
  1. The VAS values are given in cm. Data are shown as Mean ± standard deviation for all subjects divided into AMS and non AMS group
  2. LLS Lake Louise Self-Report, ADACL Activation Deactivation Check List, VAS Visual Analogue Scale, AMS Acute Mountain Sickness
  3. Significance level: * p < .05; ** p < .01