Table 4.
Mean daily energy and nutrient intakes estimated by the web-based EatWellQ8 food frequency questionnaire and a four-day weighed food record and general linear model results (N=46).
| Nutrient | EatWellQ8 FFQa, mean (SD) | WFRb four-day, mean (SD) | P valuec | P valued |
| Energy (kcal) | 2199 (862) | 2119 (772) | .17e | N/Af |
| Total fat (g) | 84.2 (39.0) | 74.3 (27.6) | .08 | .08 |
| Total fat (%TEg) | 34.0 (7.4) | 32.8 (8.5) | .47 | .48 |
| SFAh (g) | 36.8 (18.2) | 28.0 (12.0) | .001 | .001 |
| SFA (%TE) | 14.8 (3.8) | 11.9 (2.8) | .002 | .002 |
| MUFAi (g) | 35.8 (17.9) | 29.8 (13.9) | .04 | .04 |
| MUFA (%TE) | 14.5 (4.1) | 13.2 (5.1) | .17 | .17 |
| PUFAj (g) | 14.5 (6.8) | 11.7 (6.5) | .03 | .03 |
| PUFA (%TE) | 5.9 (1.6) | 5.2 (2.7) | .07 | .07 |
| Omega 3 (g) | 0.1 (0.2) | 0.3 (0.3) | .002 | .002 |
| Protein (g) | 106 (50) | 112 (55) | .11 | .11 |
| Protein (%TE) | 19.3 (5.2) | 21.00 (6.44) | .16 | .16 |
| Carbohydrate (g) | 272 (117) | 238 (102) | .03 | .03 |
| Carbohydrate (%TE) | 49.8 (9.7) | 45.4 (9.5) | .03 | .03 |
| Total sugars (g) | 130 (74) | 104 (63) | .03 | .03 |
| Total sugars (%TE) | 23.1 (8.2) | 19.3 (8.1) | .03 | .02 |
| Calcium (mg) | 1191 (668) | 1005 (508) | .07 | .07 |
| Total folate (µg) | 345 (152) | 288 (121) | .02 | .02 |
| Iron (mg) | 13.4 (5.4) | 11.9 (5.0) | .13 | .13 |
| Total carotene (µg) | 5106 (4439) | 3407 (3480) | .04 | .04 |
| Riboflavin (mg) | 2.1 (1.2) | 1.9 (1.1) | .40 | .40 |
| Thiamin (mg) | 1.8 (0.8) | 1.4 (0.5) | .001 | .001 |
| Vitamin B6 (mg) | 2.5 (1.2) | 2.0 (0.9) | .01 | .01 |
| Vitamin B12 (µg) | 5.3 (3.5) | 6.6 (11.3) | .37 | .38 |
| Vitamin C (mg) | 178 (153) | 126 (80) | .04 | .04 |
| Vitamin A REk (µg) | 1057 (766) | 739 (497) | .02 | .02 |
| Retinol (µg) | 223 (147) | 202 (112) | .56 | .57 |
| Vitamin D (µg) | 2.6 (1.9) | 2.9 (1.8) | .26 | .26 |
| Vitamin E (mg) | 11.8 (6.7) | 10.6 (5.3) | .39 | .39 |
| Sodium (mg) | 2552 (898) | 2010 (815) | .001 | .001 |
aFFQ: food frequency questionnaire.
bWFR: weighed food record.
cControlled for energy.
dControlled for energy and gender.
eValue derived from paired sample t test.
fN/A: not applicable.
g%TE: percentage total energy.
hSFA: saturated fatty acid.
iMUFA: monounsaturated fatty acid.
jPUFA: polyunsaturated fatty acid.
lRE: retinol equivalent.