General characteristics | Stage-I (n.14) Beta-version of myfood24 | Stage-II (n.70) Live version of myfood24 |
---|---|---|
Age (mean, SD) | 15.6 (2) | 14.6 (2) |
Gender (girls) | 8 (57 %) | 35 (50 %) |
Ethnicity (white) | 12 (86 %) | 61 (87 %) |
(other) | 2 (14 %) | 9 (13 %) |
Confident in using technologyb | ||
(10/10) | 5 (36 %) | 26 (37 %) |
(9/10) | 7 (50 %) | 20 (29 %) |
(8/10) | 2 (14 %) | 19 (27 %) |
Access the internet (daily) | 12 (86 %) | 59 (84 %) |
Access the internet at home | 14 (100 %) | 69 (99 %) |
Completion time (mean, SD) | 31.4 (9) | 16.2 (4) |
SUSa (mean, 95 % CI) | 66 (60, 73) | 74 (71, 77) |