Table 1

Age, BMI andV˙o ₂max for all cases, for cases with a single episode of heat exhaustion and for cases with repeat episodes of heat exhaustion

	n	Mean	95% CI	Median	SD	Range	p Value^1-150
All cases:
Age	106	33.6	32.1 to 35.1	33.0	7.9	19–55
BMI	96	29.6	28.7 to 30.5	29.6	4.4	20.2–40.6
V˙o ₂max	95	43.0	40.9 to 45.1	41.1	10.3	25.9–83.2
Single episode cases:
Age	76	33.6	31.7 to 35.5	32.0	8.6	19–55
BMI	66	29.1	28.1 to 30.2	28.6	4.5	20.2–40.6
V˙o ₂max	65	43.2	40.5 to 45.9	40.7	11.2	25.9–83.2
Repeat cases:
Age	12	34.6	31.6 to 37.5	34.5	5.2	24–46	0.695
BMI	12	30.4	27.9 to 32.9	30.7	4.5	20.8–36.0	0.373
V˙o ₂max	12	40.0	36.0 to 44.0	40.7	7.1	27.5–49.4	0.344

↵1-150 Single episode group v repeat episode group.