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. 2012 Oct 18;7(10):e47771. doi: 10.1371/journal.pone.0047771

Table 3. Energy intake, macronutrient composition of the consumed food and water balance during the 8-day training course among the control and Ebar groups.

Control (N  = 12) Ebar (N  = 14) P
Total energy intake (MJ·d−1) a 10.9±1.7 13.3±3.0 0.025
Total energy intake (MJ·kg−1·d−1) 0.16±0.30 0.19±0.43 0.038
Energy availability b 1.5±0.3 1.8±0.4 0.028
Carbohydrate (g·d−1) 359±46 413±84 0.063
Fat (g·d−1) 86±21 99±23 0.165
Protein (g·d−1) 92±20 149±46 <0.001
Carbohydrate (g·kg−1·d−1) 5.2±1.0 5.9±1.2 0.108
Fat (g·kg−1·d−1) 1.2±0.3 1.4±0.3 0.196
Protein (g·kg−1·d−1) 1.3±0.3 2.1±0.6 <0.001
Fluid intake (L·d−1) c 2.3±0.5 2.1±0.6 0.376
Total water intake (L·d−1) d 3.4±0.6 3.3±0.5 0.833
Water loss (L·d−1) −3.5±0.5 −3.3±0.5 0.382
Water deficit (L·d−1) −0.1±0.7 0.0±0.7 0.584

Values are mean ± SD.

a

Estimated from food recods.

b

Energy availability  =  energy intake/basal metabolic rate estimated by the equation of Schofield et al. [32].

c

Estimated from fluid intake records.

d

Total water intake  =  fluid intake + water content of food + metabolic water.