Table 1 Patients' characteristics: demographical, physical and clinical information about patients in study.
Characteristic | Hyalubrix® group (n = 22) | Carbocaine group (n = 20) | Global population (n = 42) |
|---|---|---|---|
Males | 12 | 10 | 22 |
Females | 10 | 10 | 20 |
Smokers | 4 | 2 | 6 |
Age | 68 ± 10.3 | 67 ± 7.2 | 70 ± 8.9 |
Age range | 44 to 79 | 42 to 77 | 42 to 79 |
Height | 170 ± 6.9 | 172 ± 8.0 | 171 ± 7.4 |
Body mass index | 25.6 ± 2.2 | 24.8 ± 4.1 | 25.7 ± 3.2 |
Hip osteoarthritis | |||
Unilateral right | 6 (27.3%) | 12 (60.0%) | 18 (42.8%) |
Unilateral left | 4 (18.2%) | 1 (5.0%) | 5 (10.4%) |
Bilateral | 12 (54.5%) | 7 (35.0%) | 19 (45.2%) |
Type | |||
Primary | 21 (95.5%) | 17 (85.0%) | 38 (90.5%) |
Secondary | 1 (4.5%) | 3 (15.0%) | 4 (9.5%) |
Systemic osteoarthritis | |||
Yes | 11 (50.0%) | 8 (40.0%) | 19 (45.2%) |
No | 11 (50.0%) | 12 (60.0%) | 23 (54.8%) |
Duration of osteoarthritis (years) | |||
Mean | 4 | 5.5 | 4.71 |
Median | 3.5 | 3.5 | 3.5 |
Standard deviation | 2.87 | 5.1 | 3.93 |
Minimum | 1 | 1 | 1 |
Maximum | 10 | 20 | 20 |
Radiological gradea | |||
2 | 1 (4.5%) | 3 (15.0%) | 4 (9.5%) |
3 | 21 (95.5%) | 15 (75.0%) | 36 (85.7%) |
4 | - | 2 (10.0%) | 2 (4.8%) |
Knee osteoarthritis | |||
Absent | 12 (54.5%) | 12 (60.0%) | 24 (57.1%) |
Unilateral right | 1 (4.5%) | 1 (5.0%) | 2 (4.8%) |
Unilateral left | 2 (9.1%) | 1 (5.0%) | 3 (7.1%) |
Bilateral | 7 (31.8%) | 6 (30.0%) | 13 (31%) |