Table 1.
Characteristics of participants
| N (%) or Mean (95% CI) | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Condition | |||||||||
| Control (N = 30) | Information only (N = 30) | ServAR tool (N = 30) | Total (N = 90) | ||||||
| Age; years | 26.5 | (24.9 – 28.0) | 25.6 | (23.7 – 24.4) | 25.4 | (23.9 – 26.9) | 25.8 | (24.9 – 26.7) | |
| BMIa; kg/m 2 | 24.5 | (22.6 – 26.4) | 24.2 | (22.7 – 25.7) | 23.9 | (21.9 – 25.9) | 24.2 | (23.2 – 25.2) | |
| Gender | Female | 25 | (83.3) | 23 | (76.7) | 23 | (76.7) | 71 | (78.9) |
| Male | 5 | (16.7) | 7 | (23.3) | 7 | (23.3) | 19 | (21.1) | |
| Country of birth | Australia | 22 | (73.3) | 21 | (70.0) | 17 | (56.7) | 60 | (66.7) |
| Other | 8 | (26.7) | 9 | (30.0) | 13 | (43.3) | 30 | (33.3) | |
| Do you currently monitor or track the amounts or portions of food you eat? | No | 26 | (86.7) | 23 | (76.7) | 23 | (76.7) | 72 | (80.0) |
| Yes | 4 | (13.3) | 7 | (23.3) | 7 | (23.3) | 18 | (20.0) | |
| Do you have a smartphone? | No | 0 | (0.0) | 0 | (0.0) | 2 | (6.7) | 2 | (2.2) |
| Yes | 30 | (100.0) | 30 | (100.0) | 28 | (93.3) | 88 | (97.8) | |
| How often do you use the following measurement aids at home:- | |||||||||
| Measuring cupsc | Daily or several times per week | 10 | (33.3) | 9 | (30.0) | 13 | (43.3) | 32 | (35.6) |
| Several times per month | 12 | (40.0) | 13 | (43.3) | 7 | (23.3) | 32 | (35.6) | |
| Once per month or less or never | 8 | (26.7) | 8 | (26.7) | 10 | (33.3) | 26 | (28.9) | |
| Scalesd | Daily or several times per week | 6 | (20.0) | 3 | (10.0) | 5 | (16.7) | 14 | (15.6) |
| Several times per month or once per month | 6 | (20.0) | 11 | (36.7) | 11 | (36.7) | 28 | (31.1) | |
| Never | 18 | (60.0) | 16 | (53.3) | 14 | (46.7) | 48 | (53.3) | |
| Are you familiar with the Australian Guide to Healthy Eating standard serve sizes? | |||||||||
| No | 16 | (53.3) | 14 | (46.7) | 17 | (56.7) | 47 | (52.2) | |
| Yesb | 14 | (46.7) | 16 | (53.3) | 13 | (43.3) | 43 | (47.8) | |
aheight and weight reported for n = 29 in Information only group; b‘I have heard about them’ and ‘Yes, I know them’ re-categorised to ‘Yes’; c‘Daily ‘AND ‘Several times per week’ re-categorised to ‘Daily or several times per week’, ‘Once per month or less’ AND ‘Never re-categorised to ‘Once per month or less or Never ‘; d ‘Daily ‘AND ‘Several times per week’ re-categorised to ‘Daily or several times per week’, ‘Several times per month’ and ‘Once per month’ re-categorised to ‘Several times per month or Once per month’.