Ease of completing the MTBQ and TBQ, measured using four questions from the QQ-10 questionnaire (n=112)
| MTBQ* | TBQ† | McNemar test for proportions‡ | ||
| Relative risk (95% CI) | P value | |||
| Questionnaire was easy to complete (n, (%)) | ||||
| Strongly disagree | 1 (0.9) | 2 (1.8) | 1.10 (1.02 to 1.19) | 0.013 |
| Mostly disagree | 2 (1.8) | 5 (4.5) | ||
| Neither agree or disagree | 9 (8.0) | 14 (12.5) | ||
| Mostly agree | 44 (39.3) | 41 (36.6) | ||
| Strongly agree | 52 (46.4) | 49 (43.8) | ||
| Missing | 4 (3.6) | 1 (0.9) | ||
| Questionnaire included all aspects of my condition I am worried about (n, (%)) | ||||
| Strongly disagree | 5 (4.5) | 4 (3.6) | 1.00 (0.88 to 1.13) | 1.0 |
| Mostly disagree | 6 (5.4) | 6 (5.4) | ||
| Neither agree or disagree | 22 (19.6) | 22 (19.6) | ||
| Mostly agree | 50 (44.6) | 50 (44.6) | ||
| Strongly agree | 24 (21.4) | 25 (22.3) | ||
| Missing | 5 (4.5) | 5 (4.5) | ||
| Questionnaire was too long (n, (%)) | ||||
| Strongly disagree | 53 (47.3) | 47 (42.0) | 0.73 (0.45 to 1.19) | 0.206 |
| Mostly disagree | 15 (13.4) | 22 (19.6) | ||
| Neither agree or disagree | 25 (22.3) | 23 (20.5) | ||
| Mostly agree | 8 (7.1) | 12 (10.7) | ||
| Strongly agree | 5 (4.5) | 3 (2.7) | ||
| Missing | 6 (5.4) | 5 (4.5) | ||
| Questionnaire was too complicated (n, (%)) | ||||
| Strongly disagree | 52 (46.4) | 52 (46.4) | 1.0 (0.62 to 1.61) | 1.0 |
| Mostly disagree | 25 (22.3) | 25 (22.3) | ||
| Neither agree or disagree | 16 (14.3) | 18 (16.1) | ||
| Mostly agree | 6 (5.4) | 10 (8.9) | ||
| Strongly agree | 8 (7.1) | 3 (2.7) | ||
| Missing | 5 (4.5) | 4 (3.6) | ||
*MTBQ is the ‘Multimorbidity Treatment Burden Questionnaire’.4
†TBQ is a comparator questionnaire, the ‘Treatment Burden Questionnaire’.9 10
‡For the McNemar tests, questionnaire responses were dichotomised into strongly agree/mostly agree versus neither agree or disagree/ mostly disagree/ strongly disagree.