Table 3.
Mean daily nutrient intakes estimated by printed EPIC FFQa(n=55) and online Food4Me FFQ (n=93) with under-reporters removed.
| Nutrient | EPIC (n=55),mean (SD) | Food4Me (n=93),mean (SD) | P valueb | P valuec |
| Energy (kcal) | 2023.79 (402.71) | 2573.63 (714.10) | - | - |
| Total Fat (g) | 80.68 (20.15) | 98.82 (35.18) | .01 | .01 |
| Total Fat (% TE d) | 35.84 (4.72) | 34.11 (5.08) | .04 | .04 |
| SFAe(g) | 30.43 (9.44) | 39.88 (15.46) | .60 | .60 |
| SFA (% TE) | 13.54 (3.02) | 13.68 (2.71) | .76 | .76 |
| MUFAf(g) | 28.51 (7.58) | 36.33 (13.82) | .30 | .30 |
| MUFA (% TE) | 12.65 (1.97) | 12.55 (2.47) | .78 | .78 |
| PUFAg(g) | 14.80 (5.29) | 15.72 (5.57) | <.001 | <.001 |
| PUFA (% TE) | 6.57 (1.97) | 5.50 (1.13) | <.001 | <.001 |
| Protein (g) | 85.69 (17.42) | 105.73 (33.99) | .85 | .30 |
| Protein (% TE) | 17.21 (3.29) | 16.53 (3.26) | .22 | .22 |
| Carbohydrate (g) | 239.40 (70.54) | 306.18 (87.44) | .48 | .48 |
| Carbohydrate (% TE) | 47.04 (7.61) | 47.97 (6.94) | .45 | .36 |
| Total sugars (g) | 131.41 (47.46) | 141.51 (44.27) | .009 | .001 |
| Alcohol (g) | 8.50 (11.60) | 14.80 (16.84) | .33 | .33 |
| Calcium (mg) | 956.48 (226.18) | 1256.82 (442.11) | .14 | .14 |
| Total folate (µg) | 285.67 (63.38) | 403.13 (125.66) | <.001 | <.001 |
| Iron (mg) | 10.91 (2.58) | 17.18 (5.61) | <.001 | <.001 |
| Total carotene (µg) | 4078.51 (2051.75) | 6280.68 (4311.00) | .004 | .004 |
| Riboflavin (mg) | 1.97 (0.41) | 2.60 (0.90) | .03 | .03 |
| Thiamin (mg) | 1.55 (0.35) | 2.48 (1.48) | .001 | .001 |
| Vitamin B6 (mg) | 2.32 (0.47) | 3.09 (1.01) | .02 | .01 |
| Vitamin B12 (µg) | 6.88 (2.93) | 7.82 (3.20) | .72 | .72 |
| Vitamin C (mg) | 126.64 (57.42) | 178.47 (87.62) | .01 | .11 |
| Vitamin A (RE) (µg) | 1190.08 (471.67) | 1917.85 (4067.44) | .53 | .53 |
| Retinol (µg) | 490.82 (323.56) | 481.24 (287.30) | .01 | .01 |
| Vitamin D (µg) | 3.48 (2.03) | 3.98 (2.21) | .58 | .58 |
| Vitamin E (mg) | 13.06 (4.56) | 11.65 (4.07) | <.001 | <.001 |
| Sodium (mg) | 2879.23 (712.59) | 2841.48 (1009.77) | <.001 | <.001 |
| Salt (g) | 7.20 (1.78) | 7.10 (2.52) | <.001 | <.001 |
aFFQ: food frequency questionnaire.
bAll P values were derived by controlling for energy using general linear model analysis.
cControlled for energy and, where appropriate, center and/or gender using general linear model analysis. No significant interactions were observed between method and gender or center.
dTE: total energy.
eSFA: saturated fatty acids.
fMUFA: monounsaturated fatty acids.
gPUFA: polyunsaturated fatty acids.