TABLE 2.
Nutrient intakes of adolescents by 3 d of observed weighed records, FRANI app, and 24-h recall1
| Weighed records (n = 108)2 | FRANI app (n = 108) | 24-h Recall (n = 108) | ||||
|---|---|---|---|---|---|---|
| Mean (SD) | Median (IQR) | Mean (SD) | Median (IQR) | Mean (SD) | Median (IQR) | |
| Energy, kcal | 1314 (432) | 1294 (592) | 1376 (541) | 1243 (810) | 1344 (482) | 1263 (680) |
| Protein, g | 51.7 (20.7) | 48.1 (26.1) | 52.9 (22.7) | 48.7 (26.8) | 54.3 (23.5) | 53.6 (30.7) |
| Fat, g | 40.1 (19.6) | 37.4 (26.9) | 40.2 (23.2) | 34.8 (25.9) | 41.7 (21.6) | 40.9 (31.3) |
| Carbohydrate, g | 187.1 (69.4) | 168.2 (87.5) | 201.8 (87.9) | 185.3 (115.3) | 188.7 (74.8) | 170.2 (97.3) |
| Fibre, g | 4.6 (3.1) | 4 (3.3) | 4.8 (3.7) | 4.1 (3.6) | 4.4 (2.9) | 4.2 (3.2) |
| Calcium, mg | 373.5 (187.8) | 325 (230.2) | 356.9 (204.3) | 288.5 (210.7) | 365.0 (187.0) | 315.2 (261.2) |
| Folate, μg | 146.3 (97.5) | 131.2 (122.2) | 139.0 (98.5) | 122.7 (108.3) | 138.9 (97.3) | 118.6 (115.7) |
| Iron, mg | 9.9 (6.5) | 8.8 (4.9) | 9.9 (6.1) | 8.5 (6) | 9.6 (5.2) | 8.7 (5.7) |
| Niacin, mg | 8.2 (4.1) | 7.8 (4.2) | 8.6 (4.6) | 8.2 (5) | 9.0 (4.8) | 7.8 (5.6) |
| Riboflavin, mg | 0.6 (0.3) | 0.6 (0.4) | 0.6 (0.3) | 0.6 (0.4) | 0.6 (0.4) | 0.6 (0.3) |
| Thiamin, mg | 0.9 (0.4) | 0.8 (0.5) | 0.8 (0.5) | 0.8 (0.7) | 0.9 (0.5) | 0.8 (0.6) |
| Vitamin A (RAE), μg | 117.4 (130.3) | 93.5 (126.3) | 126.6 (160.7) | 74.1 (142.6) | 117.9 (131.1) | 89.9 (134.5) |
| Vitamin B-6, mg | 0.9 (0.4) | 0 (0) | 0.9 (0.4) | 0 (0) | 1.0 (0.8) | 0 (0) |
| Vitamin B-12, μg | 1.8 (2.0) | 0.8 (0.4) | 1.6 (1.5) | 0.8 (0.4) | 1.9 (2.1) | 0.9 (0.6) |
| Vitamin C, mg | 55.3 (43.0) | 1.4 (1.3) | 61.6 (50.6) | 1.3 (1.4) | 52.5 (35.7) | 1.4 (1.4) |
| Zinc, mg | 7.4 (3.2) | 46.5 (50.2) | 7.8 (3.7) | 46.2 (64.2) | 7.7 (3.6) | 48.6 (48.1) |
1
FRANI, Food Recognition Assistance and Nudging Insights; RAE, retinol activity equivalents.
2
Number of person-days = 108, equal to number of subjects (=36) multiplied by number of recalls (=3).