Table 1.

Subject characteristics

Variable	AMS-S	AMS-R
Age, yr	27.8 ± 2.3	29.4 ± 2.4
Weight, kg	73.0 ± 2.6	75.4 ± 3.1
Height, cm	178.4 ± 3.1	181.2 ± 2.1
LLQ, 4 h	3.5 ± 0.5‡	1.1 ± 0.5
Placebo
Acetazolamide	1.2 ± 0.5	0.9 ± 0.4
Dexamethasone	2.1 ± 0.4*	0.6 ± 0.4
LLQ, 9 h	4.2 ± 0.2§	0.5 ± 0.2
Placebo
Acetazolamide	1.6 ± 0.5	0.7 ± 0.4
Dexamethasone	1.1 ± 0.3†	0.5 ± 0.2

Values are means ± SE. AMS-S and AMS-R, acute mountain sickness susceptible and resistant, respectively; LLQ, Lake Louise Questionnaires. Significant differences between AMS·S and AMS·R are denoted by

^*P < 0.05,

^‡P < 0.01,

^§P < 0.001, and trends by

^†0.05 < P < 0.10.