Table 2.
Patient-related (demographic, clinical and psychosocial) characteristics for 127 participants
| Demographic characteristics | Mean (SD) age in years | 26 (5.7) |
| Number (%) of females | 84 (66) | |
| Mean (SD) height in m | 1.7 (0.11) | |
| Mean (SD) body mass in kg | 73.5 (18.3) | |
| Mean (SD) body mass index in kg/m2 | 25.4 (5.83) | |
| Clinical characteristics | Median (IQR) time since clinical onset in months* | 24 (7–60) |
| Number (%) with bilateral pain | 67 (52.8) | |
| Number (%) with traumatic onset† | 17 (13.4) | |
| Mean (SD) patellar temperature index (celsius)ठ| 4.7 (3.55) | |
| Psychosocial characteristics | Mean (SD) Numerical Pain Rating Scale§ | 4.7 (1.95) |
| Mean (SD) Self-completed Leeds Assessment of Neuropathic Symptoms and Signs pain scale (SLANSS)* | 6.5 (5.84) | |
| Mean (SD) Short-form McGill Pain Questionnaire | ||
| ▸ Continuous pain | 3.1 (1.95) | |
| ▸ Intermittent pain | 2.4 (2.02) | |
| ▸ Neuropathic pain | 0.8 (1.15) | |
| ▸ Affective descriptors | 1.2 (1.76) | |
| Number (%) with low physical activity level—(IPAQ)¶ | 19 (15.0) | |
| Mean (SD) Modified Functional Index Questionnaire§ | 34.1 (16.97) | |
| Mean (SD) Hopkins Symptom Checklist | 1.3 (0.42) | |
| Mean (SD) EQ-5D-5L | ||
| ▸ Index value§ | 0.7 (0.17) | |
| ▸ Visual Analogue Scale (VAS) | 75.4 (16.56) | |
| Mean (SD) WHO Disability Assessment Scale II* | 19.4 (7.04) | |
| Mean (SD) Movement Specific Reinvestment Scale | ||
| ▸ Movement self-consciousness subscale | 13.3 (6.69) | |
| ▸ Conscious motor processing subscale | 17.4 (5.75) |
*Three missing values.
†Two missing values.
‡Difference in skin temperature between the patella and anterior tibialis.
§One missing value.
¶Six missing values.