Table 1.
Baseline and clinical characteristics of the participants in the study
| Dr. Bart app group (N = 214) |
|
|---|---|
| Age, years; mean (SD) | 62.1 (7.7) |
| Female, n (%) | 147 (68.7) |
| Body mass index, kg/m2; mean (SD) | 27.8 (5.1) |
| Level of education (≤ 12 years), n (%) | 56 (28.0) |
| Main OA location | |
| - Knee, n (%) | 157 (73.4) |
| Duration of symptoms, n (%) | |
| - < 1 year | 25 (11.7) |
| - 1–5 years | 104 (48.6) |
| - 6–10 years | 49 (22.9) |
| - > 10 years | 36 (16.8) |
| Clinical characteristics | |
| Symptomsa (0–100); mean (SD) | 57.7 (16.3) |
| Paina (0–100); mean (SD) | 57.5 (15.5) |
| Activities of daily livinga (0–100); mean (SD) | 58.5 (19.7) |
| Activitiesa (0–100); mean (SD) | 32.6 (23.9) |
| Quality of lifea (0–100); mean (SD) | 38.0 (17.5) |
| Self-management behaviourb (13–52); mean (SD) | 40.8 (5.3) |
| Physical activity, total hours/week; mean (SD) | 31.6 (21.2) |
| Health-related quality of life (0–1); mean (SD) | 0.72 (0.19) |
| Health-related quality of life (slider) (0–100); mean (SD) | 70.9 (15.5) |
| Illness Perceptions (range 0–80); mean (SD) | 43.1 (8.9) |
Abbreviations: SD Standard Deviation; n number; OA osteoarthritis; PA physical activity. aMeasured with either KOOS or HOOS. bMeasured with the Patient Activation Measure Short Form (PAM-13)