Table 5.
Daily intake of nutrients, normalized to 1000 Kcal/day. Diet recall data are from all 48 children who consumed caffeine on at least one, but not all, recall days. Nutrients are compared, for each child, between days when caffeine was consumed (N=64 days) versus days caffeine was not consumed (N=95 days).
| Variable | Caffeine | Mean | Median | Max | Min | Quartile Range | Skewness | Between group comparison: 95% confidence limits (Hodges-Lehmann) |
Pr > |z| | |
|---|---|---|---|---|---|---|---|---|---|---|
| Caffeine (mg/day, mg/kg/day) | yes | 7.04 | 2.76 | 43.77 | 0.37 | 7.39 | 2.22 | |||
| 0.47 | 0.20 | 3.54 | 0.32 | 0.69 | 2.66 | |||||
| Kcal/day/kg | yes | 68.07 | 62.71 | 208.93 | 10.42 | 37.22 | 1.81 | −0.70 to −8.77 | 0.03 | |
| no | 60.46 | 56.06 | 168.13 | 19.17 | 27.73 | |||||
| Total protein (g/day) | yes | 43.29 | 44.60 | 69.92 | 22.60 | 14.25 | 0.18 | 0.63 to 8.84 | 0.03 | |
| no | 47.12 | 45.99 | 90.02 | 9.07 | 15.59 | 0.30 | ||||
| Fiber (g/day) | yes | 8.87 | 7.22 | 29.86 | 0.89 | 6.67 | 1.35 | −1.25 to 2.18 | 0.38 | |
| no | 9.29 | 9.06 | 23.69 | 0 | 6.12 | 0.56 | ||||
| Total fat (g/day) | yes | 36.67 | 30.79 | 54.30 | 17.34 | 11.59 | −0.07 | −4.19 to 2.91 | 0.78 | |
| no | 35.60 | 34.95 | 69.70 | 11.26 | 13.43 | 0.25 | ||||
| Added sugar (tsp/day) | yes | 6.20 | 4.98 | 20.09 | 0.05 | 5.24 | 1.14 | −3.61 to −0.85 | 0.001 | |
| no | 3.42 | 2.51 | 21.09 | 0 | 4.27 | 2.20 | ||||
| Total dairy (cups/day) | yes | 1.60 | 1.35 | 4.86 | 0 | 1.48 | 0.93 | −0.12 to 0.73 | 0.21 | |
| no | 2.18 | 1.87 | 8.2 | 0 | 2.35 | 1.27 | ||||
| DFE folate (mcg/day) | yes | 278.45 | 221.68 | 760.55 | 82.09 | 171.22 | 1.23 | −34.58 to 65.08 | 0.63 | |
| no | 307.44 | 237.18 | 1086.73 | 70.31 | 228.71 | 1.60 | ||||