Distribution of average goal achievement with 95% CI at week 1 and week 12 and estimated difference between week 12 and week 1 (N=11)
| Weekly follow-up questions (Self-Report Habit Index) | Goal achievement Week 1 Value (95% CI) | Goal achievement Week 12 Value (95% CI) | Difference Value (95% Cl) | Difference % |
| I do it often. | 63 (51 to 75) | 86 (78 to 93) | 23 | 37 |
| I do it automatically. | 43 (30 to 56) | 70 (59 to 80) | 27 | 63 |
| I do it without having to think about it. | 50 (33 to 66) | 67 (57 to 78) | 17 | 34 |
| It makes me feel strange if I don’t do it. | 57 (38 to 78) | 71 (63 to 80) | 14 | 25 |
| I do it without thinking about it. | 45 (32 to 58) | 65 (53 to 76) | 20 | 44 |
| It would require an effort not to do it. | 33 (19 to 47) | 65 (54 to 75) | 32 | 97 |
| It belongs to my routine. | 73 (62 to 84) | 85 (78 to 92) | 12 | 16 |
| I initiate it without thinking I’m doing it. | 50 (32 to 69) | 67 (54 to 80) | 17 | 34 |
| I would think it difficult not to do it. | 58 (42 to 74) | 76 (64 to 87) | 18 | 31 |
| I do not have to think about doing it. | 50 (35 to 65) | 66 (54 to 79) | 16 | 32 |
| It’s typical of me. | 49 (38 to 59) | 73 (57 to 88) | 24 | 49 |
| I’ve been doing this for a long time. | 47 (31 to 64) | 87 (80 to 95) | 40 | 85 |
| Average (CI) | 52 (46 to 57) | 73 (68 to 78) | 22 (17 to 26)* | 46 (32 to 59) |
All values are estimated on a scale of 0–100 (0=total disagreement, 100=total agreement).
*P<0.01.