Table 1. Characteristics of patients with injured knees.
| Variable | Frequency | |
|---|---|---|
| F | % | |
| Gender | ||
| Female | 6 | 7.3% |
| Male | 76 | 92.7% |
| Age at injury (years old) | ||
| 10 |— 20 | 8 | 9.8% |
| 20 | — 30 | 37 | 45.1% |
| 30 | — 40 | 25 | 30.5% |
| 40 |— 50 | 9 | 11.0% |
| 50 |— 60 | 3 | 3.7% |
| Body classification according to BMI * | ||
| Adequate | 14 | 28.6% |
| Overweight | 19 | 38.8% |
| Grade I obesity | 12 | 24.5% |
| Grade II obesity | 3 | 6.1% |
| Grade III obesity | 1 | 2.0% |
| Injured knee | ||
| Right | 39 | 47.6% |
| Left | 43 | 52.4% |
| Axis | ||
| Neutral | 39 | 47.5% |
| Valgus | 15 | 18.3% |
| Varus | 28 | 34.1% |
| Slap gait | 10 | 12.2% |
| Buckling | 12 | 14.6% |
| Fracture | 22 | 26.8% |
| Dislocation | 18 | 22.8% |
| Neurological Injury | 13 | 15.9% |
| Vascular Injury | 1 | 1.2% |
| Injury Type | ||
| KD I | 19 | 23.1% |
| KD II | 10 | 12.1% |
| KD III M | 12 | 14.6% |
| KD III L | 25 | 30.4% |
| KD IV | 6 | 7.3% |
| KD V | 10 | 12.1% |
| Range of Motion | ||
| - 5 to 110° | 1 | 1.2% |
| - 5 to 140° | 2 | 2.4% |
| - 5 to 128° | 1 | 1.2% |
| 0 to 70° | 1 | 1.2% |
| 0 to 90° | 3 | 3.7% |
| 0 to 100° | 7 | 8.5% |
| 0 to 105° | 1 | 1.2% |
| 0 to 110° | 28 | 34.1% |
| 0 to 120° | 11 | 13.4% |
| 0 to 130° | 18 | 22.0% |
| 0 to 135° | 1 | 1.2% |
| 0 to 136° | 1 | 1.2% |
| 0 to 140° | 4 | 4.9% |
| 5 to 100° | 1 | 1.2% |
| 10 to 110° | 1 | 1.2% |
| 20 to 100° | 1 | 1.2% |
| Time away from work under INSS benefit | 43 | 52.4% |
Abbreviations: BMI, body mass index; INSS, Brazilian Social Security Institute.
*
Based on n = 49, since body mass index (BMI) data was only available for 49 subjects.