Demographics and patient characteristics
| Variable | Ketoprofen | Diclofenac | p Values |
|---|---|---|---|
| Number of patients | n = 114 | n = 109 | |
| Values are represented as n (%) unless otherwise specified. | |||
| *p Values for treatment comparisons from an analysis of variance. | |||
| †p Values for treatment comparisons from a χ2 test. | |||
| Age (years), mean | 29.1 | 28.5 | 0.61* |
| SD | 8.65 | 7.49 | |
| Range | 18–58 | 18–54 | |
| Sex | 0.89† | ||
| Male | 88 (77.2) | 85 (78.2) | |
| Female | 26 (22.8) | 24 (22) | |
| Sporting activity level | 0.72† | ||
| None | 1 (0.9) | 1 (0.9) | |
| Low | 25 (21.9) | 17 (15.6) | |
| Moderate | 39 (34.2) | 39 (35.8) | |
| High | 49 (43) | 49 (43) | |
| Study level | 0.51† | ||
| Primary education | 9 (8) | 13 (11.9) | |
| Secondary education | 38 (33.6) | 31 (28.4) | |
| University studies | 60 (53.1) | 62 (56.9) | |
| Postgraduate studies | 6 (5.3) | 3 (2.8) | |
| Employment | 0.70† | ||
| Active | 100 (90.1) | 101 (93.5) | |
| Unemployed | 2 (1.8) | 1 (0.9) | |
| Other | 9 (8.1) | 6 (5.6) | |
| Nature of injury | 0.83† | ||
| Sprain | 26 (22.8) | 21 (19.3) | |
| Muscle strain | 32 (28.1) | 28 (25.7) | |
| Contusion | 40 (35.1) | 44 (40.4) | |
| Site of injury | 0.63† | ||
| Shoulder | 14 (12.3) | 12 (11) | |
| Knee | 17 (14.9) | 10 (9.2) | |
| Ankle | 28 (24.6) | 24 (22) | |
| Thigh | 20 (17.5) | 25 (22.9) | |
| Calf | 12 (10.5) | 13 (11.9) | |
| Sport | 0.65† | ||
| Athletics | 25 (21.9) | 20 (18.3) | |
| Basketball | 13 (1.4) | 11 (10.1) | |
| Football | 39 (34.2) | 38 (34.9) | |
| Tennis | 10 (8.8) | 6 (5.5) | |
| Precipitant factor | 22 (19.3) | 25 (22.9) | 0.51† |
| Repetitive movement | 6 (27.3) | 11 (45.8) | 0.39† |
| Functional overload | 6 (27.3) | 7 (29.2) | |
| Previous therapeutic treatment | |||
| Ice | 52 (45.6) | 37 (33.9) | 0.08† |
| Treatment | 4 (3.5) | 2 (1.8) | 0.68† |
| Injury last year | 24 (21.1) | 21 (19.3) | 0.74† |