I found it easy to include the fiducial marker in the picture of my meals. |
38 (84) |
4 (9) |
3 (7) |
I found it easy to include the fiducial marker in the picture of my snacks. |
40 (89) |
3 (7) |
2 (4) |
The screens were easy to read. |
45 (100) |
0 |
0 |
The TADA application on the iPhone was easy to use. |
37 (82) |
5 (11) |
3 (7) |
The directions about when to take an image of my meals and snacks were easy to follow. |
43 (96) |
2 (4) |
0 |
The TADA iPhone interfered with my daily activities. |
15 (33) |
19 (42) |
11 (24) |
The TADA iPhone interfered with my social interactions. |
15 (33) |
13 (29) |
17 (38) |
I would like to participate in another study using the TADA iPhone application. |
33 (73) |
8 (18) |
4 (9) |
The directions about how to use the TADA iPhone application were easy to follow. |
44 (98) |
1 (2) |
0 |
Overall, the TADA iPhone application was a nuisance to use. |
5 (11) |
20 (44) |
20 (45) |
Overall, the TADA iPhone application was enjoyable to use. |
22 (49) |
21 (47) |
2 (4) |
The extra cords helped keep the TADA iPhone charged at all times. |
35 (78) |
8 (18) |
2 (4) |
It was easy to use the TADA iPhone application when I was away from home. |
26 (58) |
7 (16) |
12 (27) |
It was easy to carry two phones. |
25 (56) |
6 (13) |
14 (31) |
More instructions about how to use the TADA iPhone application would have been helpful. |
8 (18) |
14 (31) |
23 (51) |
Understanding the purpose of the TADA iPhone application motivated me to use it. |
28 (62) |
15 (33) |
2 (4) |
I feel confident that the information collected by the TADA iPhone application will only be seen by researchers and not used against me. |
43 (96) |
1 (2) |
1 (2) |
|
Never or almost never |
Sometimes |
Fairly or very often |
I had problems using the TADA iPhone application. |
23 (51) |
16 (36) |
6 (13) |
|
Extremely or mostly comfortable |
Somewhat comfortable |
Not too comfortable or not comfortable at all |
Did you feel comfortable using the TADA iPhone application? |
38 (84) |
6 (13) |
1 (2) |