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. 2022 Jun 16;15:11786388221101829. doi: 10.1177/11786388221101829

Table 3.

Distribution of dietary protein intake from 3-day food diaries with unadjusted 95% confidence interval for comparison.

Variables Period
Breakfast
Mean ± SEM
[95% CI]
Lunch
Mean ± SEM
[95% CI]
Dinner
Mean ± SEM
[95% CI]
Total
Mean ± SEM
[95% CI]
Total protein (g) 17.4 ± 0.8 28.1 ± 0.9 39.8 ± 1.1 85.3 ± 1.8
[15.9, 18.9] [26.3, 29.8] [37.7, 42.0] [81.6, 88.9]
Relative protein (g/kg) 0.255 ± 0.012 0.418 ± 0.015 0.588 ± 0.018 1.262 ± 0.033
[0.232, 0.278] [0.388, 0.448] [0.553, 0.623] [1.197, 1.326]
Percent of energy (%) 3.5 ± 0.2 5.7 ± 0.2 8.0 ± 0.2 17.3 ± 0.3
[3.2, 3.8] [5.4, 6.0] [7.7, 8.4] [16.6, 17.9]
Percent of total protein (%) 20.0 ± 0.7 33.2 ± 0.8 46.8 ± 0.8 100*
[18.6, 21.4] [31.6, 34.7] [45.2, 48.4]

Abbreviations: 95% CI, 95% confidence interval; SEM, standard error of the mean.

*

Standard error and 95% confidence interval could not be calculated as all values were 100.