| Variables | Sand n = 101 n (%) | Control n = 101 n (%) | p-value & significance |
| Gonarthrosis* |
|
|
|
| Yes | 65 (64.4) | 37 (36.6) | 0.001 |
| No | 36 (35.6) | 64 (65.4) | |
| Rheumatoid Arthritis* |
|
|
|
| Yes | 42 (41.6) | 19 (18.8) | 0.001 |
| No | 59 (58.4) | 82 (81.2) | |
| Low Back Pain (LBP)* |
|
|
|
| Yes | 41 (40.6) | 16 (15.8) | 0.001 |
| No | 60 (59.4) | 85 (84.2) | |
| Knee pain* |
|
|
|
| Yes | 38 (37.6) | 12 (11.9) | 0.001 |
| No | 63 (62.4) | 89 (88.1) | |
| Carpal Tunnel Syndrome* |
|
|
|
| Yes | 46 (45.5) | 15 (14.9) | 0.001 |
| No | 55 (54.5) | 86 (85.1) |