Table 2.
Case (n = 60) | Control (n = 60) | P-value | |
---|---|---|---|
Gender (male) | 25 (41.7%) | 25 (41.7% | * |
Knee side (right) | 34 (56.7%) | 34 (56.7%) | * |
WOMAC pain score at baseline | 0±0 | 0±0 | * |
WOMAC pain score at 48 months | 6.4 ± 1.4 | 0±0 | * |
Age (mean ± SD) (years) | 59.0 ± 6.8 | 59.2 ± 7.1 | 0.91 |
BM (kg/m2) | 29.4 ± 4.8 | 28.6 ± 4.1 | 0.31 |
History of knee injury | 29 (48.3%) | 24 (44.4%) | 0.68 |
History of knee surgery | 11 (18.3%) | 9 (16.7%) | 0.82 |
Family history of knee replacement surgery | 8 (13.3%) | 5 (9.3%) | 0.49 |
PASEa score at baseline | 177.34 ± 87.76 | 175.34 ± 79.82 | 0.89 |
Change in PASE score (48 months – baseline) | −18.52 ± 81.98 | −8.98 ± 94.11 | 0.56 |
Kellgren-Lawrence grade ≥2 at baseline | 20 (33.3%) | 15 (25.0%) | 0.32 |
Kellgren-Lawrence grade ≥2 at 48 months | 27 (45.0%) | 26 (43.3%) | 0.85 |
PASE physical activity scale for the elderly
Data are presented as mean ± SD or number of subjects (n), (proportion to total in percentage).
P-values of intergroup differences were assessed using independent t-tests and Chi-square tests, for numerical and categorical variables, respectively.
signifies that these variables were included as part of the study design