Table 3. Pain characteristics of study participants (reporting to the previous year, Baseline, N = 82a).
| Pain locationsb | Left, n (%) | Right, n (%) | Laterality not specified, n (%) |
| Ankle | 53 (64.6) | 47 (57.3) | |
| Elbow | 35 (42.7) | 46 (56.1) | |
| Knee | 36 (43.9) | 37 (45.1) | |
| Shoulder | 23 (28.0) | 26 (31.7) | |
| Hip | 15 (18.3) | 19 (23.2) | |
| Wrist | 11 (13.4) | 17 (20.7) | |
| Muscles | 4 (4.9) | ||
| Other locationsc | 7 (8.5) | ||
| Most painful locationsb | |||
| Ankle | 20 (24.4) | 21 (25.6) | |
| Knee | 19 (23.2) | 19 (23.2) | |
| Elbow | 5 (6.1) | 10 (12.2) | |
| Shoulder | 3 (3.7) | 4 (4.9) | |
| Hip | 3 (3.7) | 4 (4.9) | |
| Wrist | 1 (1.2) | 2 (2.4) | |
| Muscles | 1 (1.2) | ||
| Other locationsc | 1 (1.2) | ||
| Pain location with more impact | |||
| Ankle | 15 (18.3) | 16 (19.5) | |
| Knee | 15 (18.3) | 15 (18.3) | |
| Elbow | 2 (2.4) | 6 (7.3) | |
| Hip | 1 (1.2) | 4 (4.9) | |
| Shoulder | 2 (2.4) | 3 (3.7) | |
| Muscles | 1 (1.2) | ||
| Other locationsc | 2 (2.4) | ||
| Number of pain locations | 5.23±3.95 4 (1–16) |
||
| Pain duration (months) [63] | 137.70 ± 136.46 96 (1–612) |
||
| Pain frequencyb | n (%) | ||
| During physical efforts and/or movement | 34 (41.5) | ||
| After getting hurt or during bleeds | 20 (24.4) | ||
| Weekly, but not daily | 17 (20.7) | ||
| Daily, but not constant | 15 (18.3) | ||
| Always present, continuous, constant | 12 (14.6) | ||
| Last time in pain [81] | n (%) | ||
| Today | 27 (33.3) | ||
| Last week | 20 (24.7) | ||
| Last month | 15 (18.5) | ||
| 1–6 months | 13 (15.9) | ||
| 6–12 months | 6 (7.4) | ||
| Pain temporal patternb [80] | n (%) | ||
| Depends | 48 (60) | ||
| Night | 17 (21.3) | ||
| Morning | 15 (18.8) | ||
| End of the day | 11 (13.8) | ||
| Afternoon | 5 (6.3) | ||
| Pain triggering factorsb | n (%) | ||
| During physical efforts and/or movement | 61 (74.4) | ||
| Accidental or “wrong” movements | 45 (54.9) | ||
| Bleeding episode | 43 (52.4) | ||
| After resting or staying still | 41 (50) | ||
| Weather changes | 34 (41.5) | ||
| Using stairs | 33 (40.2) | ||
| During rest, sitting or lying down | 18 (22) | ||
| Always present, constant | 10 (12.2) | ||
Note: Categorical variables are presented as n (%). Continuous variables are presented as mean ± standard deviation and median (min-max).
a Unless otherwise specified in square brackets
b More than one response option was possible
c Other pain locations include the back, groin, abdomen and mouth.