Table 4.
Acceptability survey responses
| Participants and Trial component | Survey Questions | Strongly Agree/Agree | Neither Agree nor Disagree | Disagree/ Strongly Disagree |
|---|---|---|---|---|
| All Participants | % (n) | % (n) | % (n) | |
| Written Materials: Study information pamphlet (n = 63†) | ||||
| I found this information about the study helpful | 73 (46) | 25 (16) | 2 (1) | |
| I found this information about the study easy to understand | 76 (48) | 22 (14) | 2 (1) | |
| Written Materials: Australia’s Physical Activity and Sedentary Guidelines (n = 63†) | ||||
| I found the information helpful * | 59 (29) | 41 (20) | 0 | |
| I found the information interesting* | 76 (37) | 24 (12) | 0 | |
| I liked this information* | 57 (28) | 43 (21) | 0 | |
| This information made me think about increasing my physical activity levels* | 45 (22) | 41 (20) | 14 (7) | |
| This information made me increase my physical activity levels* | 27 (13) | 31 (15) | 2 (1) | |
| Up to $30 Greencard credit for participation (n = 63) | ||||
| The Greencard credit I received as compensation motivated me to stay in this study | 40 (25) | 38 (24) | 22 (14) | |
| I received the Greencard compensation credit in good time | 83 (52) | 14 (9) | 3 (2) | |
| Intervention group only (n = 29) | ||||
| Incentives | ||||
| I found the Greencard credit incentives helpful | 90 (26) | 7 (2) | 3 (1) | |
| The value of the Greencard credit incentives motivated me to use the bus more | 59 (17) | 28 (8) | 14 (4) | |
| I liked the Greencard credit incentives | 97 (28) | 3 (1) | 0 | |
| The Greencard credit incentives had no impact on my bus use | 10 (3) | 31 (9) | 59 (17) | |
| The Greencard credit incentives had no impact on my physical activity | 31 (9) | 24 (7) | 45 (13) | |
| I received the Greencard credit incentives in an acceptable amount of time | 90 (26) | 10 (3) | 0 | |
| Meeting the bus trip targets was easy | 38 (11) | 21 (6) | 41 (12) | |
| Text Messages | ||||
| The frequency of text messages was just right | 76 (22) | 17 (5) | 7 (2) | |
| The content of the text messages was easy to understand | 90 (26) | 7 (2) | 3 (1) | |
| I found the text messages helpful. | 48 (14) | 41 (12) | 10 (3) | |
| I found the text messages annoying | 24 (7) | 24 (7) | 52 (15) | |
| I found the text messages interesting | 31 (9) | 45 (13) | 24 (7) | |
| I found the text messages to be too long | 0 | 38 (11) | 62 (18) | |
| I liked the text messages | 28 (8) | 59 (17) | 14 (4) | |
| Weekly Emails | ||||
| The weekly emails were helpful | 59 (17) | 35 (10) | 7 (2) | |
| I liked the weekly emails | 59 (17) | 28 (8) | 14 (4) | |
| The weekly emails made no difference to my bus use | 45 (13) | 14 (4) | 41 (12) | |
†Of the 64 participants who completed the post-intervention assessments 1 control group participant did not complete the survey questions on acceptability. *Responses only for those who reported reading some (n = 18) or all (n = 31) of Australia’s Physical Activity and Sedentary Behaviour Guidelines n = 49