Table 2.
During running and post-stage recovery energy, macronutrient, and water (through foods and fluids) intake of ultramarathon runners presenting (GIS) and not presenting (no-GIS) gastrointestinal symptoms during a multi-stage ultramarathon (MSUM)
| During | Post-stage recovery | |||||
|---|---|---|---|---|---|---|
| GIS | no-GIS | p value | GIS | no-GIS | p value | |
| Energy (MJ) | ||||||
| Total | 3.1 ± 2.0 | 4.0 ± 1.5 | <0.05 | 2.4 ± 1.1 | 3.4 ± 1.4 | <0.01 |
| Adjusteda | 0.046 ± 0.003 | 0.052 ± 0.002 | 0.36 | 0.036 ± 0.002 | 0.043 ± 0.002 | 0.07 |
| Protein (g) | ||||||
| Total | 13 ± 28 | 13 ± 9 | 0.91 | 14 ± 14 | 23 ± 13 | <0.01 |
| Adjusteda | 0.2 ± 0.4 | 0.2 ± 0.1 | 0.89 | 0.2 ± 0.2 | 0.3 ± 0.2 | <0.05 |
| Carbohydrate (g) | ||||||
| Total | 137 ± 75 | 175 ± 69 | <0.05 | 108 ± 50 | 141 ± 87 | 0.07 |
| Adjusteda | 2.0 ± 0.9 | 2.3 ± 1.0 | 0.14 | 1.6 ± 0.8 | 1.6 ± 0.7 | 0.77 |
| Poly (%)b | 19 ± 16 | 26 ± 15 | 0.10 | 18 ± 21 | 10 ± 16 | 0.49 |
| Oligo/di/mono (%)b | 81 ± 16 | 74 ± 15 | 0.06 | 82 ± 21 | 90 ± 16 | 0.07 |
| Fibre | 3 ± 5 | 6 ± 4 | <0.01 | 3 ± 3 | 3 ± 3 | 0.96 |
| Fat (g) | ||||||
| Total | 15 ± 16 | 21 ± 15 | 0.06 | 10 ± 11 | 18 ± 13 | <0.01 |
| Adjusteda | 0.2 ± 0.2 | 0.3 ± 0.2 | 0.34 | 0.2 ± 0.2 | 0.2 ± 0.2 | <0.05 |
| Water | ||||||
| Total (L) | 4.4 ± 1.5 | 3.9 ± 1.7 | 0.13 | 1.1 ± 0.6 | 1.5 ± 0.9 | 0.17 |
| Adjusted (ml)a | 65 ± 23 | 51 ± 22 | <0.01 | 18 ± 10 | 20 ± 14 | 0.52 |
Mean ± SD (n = 54). The overall mean inter-observer coefficient of variation for energy, macronutrient, and water variables analysed were 1.3, 2.3, and 0.7 %, respectively
aAdjusted for body mass
bSaccharides