Table 3.
Nutrient intakes of female adequate reporters from the Foodbook24 web-based study (2016) and the National Adult Nutrition Survey (2011).
| Nutrients | Foodbook24, mean daily intakea (SD) | National Adult Nutrition Survey, mean daily intakeb (SD) | P value | Difference (%) |
| Energy (kcal/day) | 1899.20 (388.60) | 1891.82 (425.81) | .25 | −0.39 |
| Energy (KJ/day) | 7946.26 (1625.93) | 7915.38 (1781.59) | .25 | −0.39 |
| Carbohydrate (g/day) | 218.76 (57.31) | 218.39 (55.61) | .63 | −0.17 |
| Total sugars (g/day) | 80.28 (33.29) | 90.28 (34.98) | <.001c | 11.08 |
| Starch (g/day) | 118.32 (39.39) | 123.58 (34.09) | <.001c | 4.26 |
| Protein (g/day) | 74.23 (21.75) | 75.89 (18.73) | .005c | 2.19 |
| Fat (g/day) | 77.79 (23.54) | 73.24 (21.00) | .01c | −6.20 |
| Monounsaturated fat (g/day) | 27.76 (8.95) | 26.56 (8.51) | .02 c | −4.49 |
| Polyunsaturated fat (g/day) | 12.94 (4.80) | 13.52 (5.61) | .17 | 4.29 |
| Saturated fat (g/day) | 31.64 (12.87) | 28.54 (9.58) | <.001c | −10.84 |
| Percent energy (protein) | 15.71 (3.59) | 16.36 (3.31) | <.001c | 3.95 |
| Percent energy (carbohydrate) | 43.34 (8.26) | 46.48 (6.57) | <.001c | 6.74 |
| Percent energy (total sugars) | 15.95 (6.11) | 19.09 (5.89) | <.001c | 16.41 |
| Percent energy (fat) | 36.67 (7.53) | 34.90 (6.06) | <.001c | −5.09 |
| Percent energy (monounsaturated fat) | 13.15 (3.50) | 12.61 (2.60) | <.001c | −4.31 |
| Percent energy (polyunsaturated fat) | 6.16 (2.05) | 6.45 (2.38) | .10 | 4.55 |
| Percent energy (saturated fat) | 14.76 (4.35) | 13.61 (3.43) | <.001c | −8.48 |
| Dietary fiber (g/day) | 22.42 (7.74) | 18.99 (7.12) | <.001c | −18.06 |
| Calcium (mg/10 MJ) | 1039.28 (362.02) | 1200.53 (525.56) | <.001c | 13.43 |
| Carotene (µg/10 MJ) | 5539.38 (5076.67) | 5345.24 (4511.80) | .63 | −3.63 |
| Copper (mg/10 MJ) | 1.430 (0.43) | 1.58 (2.38) | .03c | 9.71 |
| Folate (µg/10 MJ) | 322.27 (121.01) | 453.04 (339.78) | <.001c | 28.86 |
| Iron (mg/10 MJ) | 14.49 (4.03) | 18.88 (25.06) | .25 | 23.23 |
| Magnesium (mg/10 MJ) | 366.60 (83.52) | 358.21 (120.25) | <.001c | −2.34 |
| Potassium (mg/10 MJ) | 3737.89 (882.44) | 3758.36 (988.83) | .34 | 0.54 |
| Retinol (µg/10 MJ) | 460.97 (363.38) | 575.55 (566.87) | .30 | 19.91 |
| Riboflavin (mg/10 MJ) | 1.81 (0.66) | 4.46 (11.85) | <.001c | 59.27 |
| Sodium (mg/10 MJ) | 2891.48 (941.44) | 2915.64 (626.97) | .09 | 0.83 |
| Vit B12 (µg/10 MJ) | 4.93 (3.07) | 10.46 (57.43) | <.001c | 52.90 |
| Vitamin B6 (mg/10 MJ) | 2.46 (0.86) | 5.57 (11.99) | <.001c | 55.80 |
| Vitamin C (mg/10 MJ) | 146.27 (96.64) | 186.36 (378.23) | <.001c | 21.51 |
| Vitamin D (µg/10 MJ) | 3.21 (2.63) | 6.25 (7.56) | <.001c | 48.61 |
| Vitamin E (mg/10 MJ) | 13.10 (4.85) | 20.13 (44.56) | <.001c | 34.92 |
aMean daily intake of energy and nutrients reported in the Foodbook24 web-based study.
bMean daily intake of energy and nutrients reported in the National Adult Nutrition Survey in Ireland.
cSignificant difference in the reporting of nutrient intake between the 2 dietary assessment surveys as defined by the Wilcoxon–Mann-Whitney U test.