Table 1.
Patient demographics.
| Characteristics | |
|---|---|
| Age (years) | 54.0 ± 9.0 |
| Gender (F/M) | 105/97 |
| BMI | 26.8 ± 4.2 |
| BMI category (Normal weight/Overweight/Obese) | 70/94/38 |
| Smokers (yes/former/no) | 24/69/109 |
| Diagnosis | |
| Monolateral/Bilateral | 188/14 |
| Treated for OA (yes/no) | 154/48 |
| Kellgren–Lawrence grade (0/1/2/3/4) | 25/80/46/32/19 |
| Comorbidities (yes/no) | 77/125 |
| Hypertension | 46 |
| Thyroid disorders | 23 |
| Diabetes | 10 |
| Arthritis | 7 |
| Cardiovascular disease | 4 |
| Fibromyalgia | 1 |
| Sport | |
| Sport Activity (None/Recreational/Competitive) | 43/154/3 |
| Hours/week sport activity * | 3.53 ± 3.3 |
| Previous and Current Treatments/Surgeries at Baseline | |
| Previous surgeries (yes/no) | 109/93 |
| Previous injections (yes/no) | 97/105 |
| In treatment with painkillers (yes/no) | 74/128 |
| Painkiller administrations per month | 7.0 ± 9.9 |
| In treatment with physical therapy (yes/no) ** | 115/87 |
* Only patients who practice sport (recreational or competitive). BMI: body mass index; OA: osteoarthritis. ** Refers to high intensity physical therapy. Data are expressed as absolute frequency or mean ± SD.