Table 2.
Energy, protein, and liquid consumption recorded in MyFood compared to the photograph method. The data are presented as a total of the breakfast, lunch, and dinner meals, and separately for each meal.
| Energy, protein and liquid | Mean | Median (25-75 percentile) | P value | |||
| Energy |
|
|
|
|||
|
|
Day 1 |
|
|
|
||
|
|
|
Breakfast (n=28) |
|
|
.73a | |
|
|
|
|
MyFood | 471 | 398 (244-616) |
|
|
|
|
|
Photograph method | 458 | 373 (222-373) |
|
|
|
|
Lunch (n=27) |
|
|
.04a | |
|
|
|
|
MyFood | 408 | 389 (262-494) |
|
|
|
|
|
Photograph method | 382 | 308 (201-308) |
|
|
|
|
Dinner (n=27) |
|
|
.58a | |
|
|
|
|
MyFood | 476 | 468 (210-711) |
|
|
|
|
|
Photograph method | 461 | 477 (226-575) |
|
|
|
|
Total (n=32) |
|
|
.11a | |
|
|
|
|
MyFood | 1157 | 1039 (556-1541) |
|
|
|
|
|
Photograph method | 1102 | 951 (446-1495) |
|
|
|
Day 2 |
|
|
|
||
|
|
|
Breakfast (n=29) |
|
|
.74a | |
|
|
|
|
MyFood | 400 | 374 (223-527) |
|
|
|
|
|
Photograph method | 407 | 367 (175-630) |
|
|
|
|
Lunch (n=20) |
|
|
.02a | |
|
|
|
|
MyFood | 454 | 501 (258-608) |
|
|
|
|
|
Photograph method | 394 | 418 (245-514) |
|
|
|
|
Dinner (n=20) |
|
|
.01a | |
|
|
|
|
MyFood | 489 | 413 (134-820) |
|
|
|
|
|
Photograph method | 425 | 368 (105-696) |
|
|
|
|
Total (n=29) |
|
|
.009a | |
|
|
|
|
MyFood | 1050 | 928 (380-1876) |
|
|
|
|
|
Photograph method | 972 | 957 (308-1720) |
|
| Protein (g) |
|
|
|
|||
|
|
Day 1 |
|
|
|
||
|
|
|
Breakfast (n=28) |
|
|
.02 | |
|
|
|
|
MyFood | 16.2 | 13.5 (6.4-23.5) |
|
|
|
|
|
Photograph method | 18.2 | 14.3 (6.9-27.7) |
|
|
|
|
Lunch (n=27) |
|
|
.001 | |
|
|
|
|
MyFood | 13.0 | 10.0 (8.0-18.0) |
|
|
|
|
|
Photograph method | 14.6 | 13.1 (7.8-20.2) |
|
|
|
|
Dinner (n=27) |
|
|
.22 | |
|
|
|
|
MyFood | 15.2 | 14.5 (3.0-20.5) |
|
|
|
|
|
Photograph method | 16.8 | 14.3 (6.1-22.8) |
|
|
|
|
Total (n=32) |
|
|
.046 | |
|
|
|
|
MyFood | 38.0 | 35.0 (17.4-45.6) |
|
|
|
|
|
Photograph method | 42.2 | 38.4 (14.0-62.1) |
|
|
|
Day 2 |
|
|
|
||
|
|
|
Breakfast (n=29) |
|
|
<.001 | |
|
|
|
|
MyFood | 14.1 | 11.0 (5.0-19.8) |
|
|
|
|
|
Photograph method | 16.1 | 15.8 (5.7-22.0) |
|
|
|
|
Lunch (n=20) |
|
|
.31 | |
|
|
|
|
MyFood | 14.2 | 13.3 (5.9-20.3) |
|
|
|
|
|
Photograph method | 12.9 | 11.5 (7.8-16.7) |
|
|
|
|
Dinner (n=20) |
|
|
.97 | |
|
|
|
|
MyFood | 17.6 | 15.3 (5.3-30.4) |
|
|
|
|
|
Photograph method | 17.6 | 16.5 (3.9-28.7) |
|
|
|
|
Total (n=29) |
|
|
.15 | |
|
|
|
|
MyFood | 36.1 | 28.0 (8.5-61.5) |
|
|
|
|
|
Photograph method | 37.1 | 34.6 (9.1-61.4) |
|
| Liquid (ml) |
|
|
|
|||
|
|
Day 1 |
|
|
|
||
|
|
|
Breakfast (n=28) |
|
|
.02 | |
|
|
|
|
MyFood | 292 | 272 (158-412) |
|
|
|
|
|
Photograph method | 339 | 320 (202-466) |
|
|
|
|
Lunch (n=27) |
|
|
.72 | |
|
|
|
|
MyFood | 287 | 256 (194-409) |
|
|
|
|
|
Photograph method | 285 | 257 (159-374) |
|
|
|
|
Dinner (n=27) |
|
|
.33 | |
|
|
|
|
MyFood | 336 | 304 (189-304) |
|
|
|
|
|
Photograph method | 332 | 326 (222-445) |
|
|
|
|
Total (n=32) |
|
|
.71 | |
|
|
|
|
MyFood | 781 | 696 (479-1047) |
|
|
|
|
|
Photograph method | 808 | 643 (461-1227) |
|
|
|
Day 2 |
|
|
|
||
|
|
|
Breakfast (n=29) |
|
|
.97 | |
|
|
|
|
MyFood | 301 | 287 (169-429) |
|
|
|
|
|
Photograph method | 303 | 312 (162-435) |
|
|
|
|
Lunch (n=20) |
|
|
.87 | |
|
|
|
|
MyFood | 275 | 251 (142-405) |
|
|
|
|
|
Photograph method | 260 | 256 (154-345) |
|
|
|
|
Dinner (n=20) |
|
|
.06 | |
|
|
|
|
MyFood | 311 | 269 (84-540) |
|
|
|
|
|
Photograph method | 273 | 245 (58-487) |
|
|
|
|
Total (n=29) |
|
|
.11 | |
|
|
|
|
MyFood | 706 | 587 (313-1077) |
|
|
|
|
|
Photograph method | 670 | 559 (318-1029) |
|
aDifferences between MyFood and the photograph method for the breakfast, lunch and dinner meal. The totals of these meals are tested with Wilcoxon Signed Rank test separately for each recording day.