Table 3.
Additional measures during the trial
| Description of the variables | No. of items | Range* | B | FU1 | FU2 | FU3 | ||||
| chronic medical conditions [31] | 19 | 0 to 19 | TI | - | - | - | ||||
| cognitive status (TICS) [32] | 25 | 0 to 41 | TI | - | - | - | ||||
| impaired vision and hearing [33] | 4 | 4 to 16 | TI | - | - | - | ||||
| use of health care | 6 | N/A | TI | TI | TI | TI | ||||
| use of assistive devices | 14 | N/A | TI | TI | TI | TI | ||||
| general self-efficacy (GSE) [34, 35] | 16 | 16 to 80 | Q | Q | Q | Q | ||||
| physical self-efficacy (PSE) [36] | 10 | 10 to 50 | Q | Q | Q | Q | ||||
| social self-efficacy (SSE) [34] | 6 | 6 to 30 | Q | Q | Q | Q | ||||
| mastery [37] | 7 | 7 to 35 | Q | Q | Q | Q |
* The underlined scores indicate the most favourable scores.
B = baseline; FU1 = direct follow-up; FU2 = 6-month follow-up; FU3 = 12-month follow-up
Q = questionnaire; TI = telephone interview
N/A = not applicable