PRGF | HA | p value | |
---|---|---|---|
No. of participants | 89 | 87 | |
Age (y), mean (SD) | 60.5 (7.9) | 59.0 (8.2) | 0.198 |
Sex (% female patients), n (%) | 46 (52) | 45 (52) | 0.996 |
Body mass index (kg/m2), mean (SD) | 27.9 (2.9) | 28.2 (2.7) | 0.590 |
Dose of acetaminophen (mg/d), median (range) a | 2.6 (7.1) | 1.7 (5.6) | 0.631 |
Normalized WOMAC score Pain subscale, mean (SD) | 40.4 (16.3) | 38.4 (15.6) | 0.417 |
Normalized WOMAC score Stiffness subscale, mean (SD) | 41.8 (17.3) | 38.5 (18.3) | 0.233 |
Normalized WOMAC score Physical function subscale, mean (SD) | 39.6 (16.3) | 38.8 (17.4) | 0.755 |
Normalized WOMAC score Global, mean (SD) | 121.8 (44.4) | 115.7 (45.1) | 0.378 |
Lequesne index, mean (SD) | 9.5 (3.0) | 9.1 (3.2) | 0.408 |
Lequesne index—pain, mean (SD) | 4.5 (1.5) | 4.1 (1.6) | 0.083 |
Visual Analogue Scale—pain, mean (SD) | 5.5 (1.5) | 5.7 (1.5) | 0.281 |
Degree of joint mobility, mean (SD) | 126.5 (10.2) | 125.3 (17.0) | 0.576 |
Primary arthritis, n (%) | 73 (82) | 68 (78) | 0.521 |
Ahlbäck grade I, n (%) b | 45 (51) | 42 (48) | 0.973 |
Ahlbäck grade II, n (%) c | 32 (36) | 32 (37) | |
Ahlbäck grade III, n (%) | 12 (13) | 11 (13) | |
Marital status—single, n (%) | 7 (8) | 4 (5) | 0.676 |
Marital status—married, n (%) d | 69 (78) | 66 (76) | |
Marital status—widow/widower, n (%) | 6 (7) | 9 (10) | |
Marital status—divorced, n (%) | 7 (8) | 8 (9) | |
Education level—Group 1, n (%) | 5 (6) | 1 (1) | 0.242 |
Education level—Group 2, n (%) | 42 (47) | 44 (51) | |
Education level—Group 3, n (%) | 27 (30) | 25 (29) | |
Education level—Group 4, n (%) | 12 (13) | 9 (10) | |
Education level—Group 5, n (%) | 3 (3) | 8 (9) |