|  |  | Present study | |||
---|---|---|---|---|---|---|
 |  |  | Healthy | Patients | ||
 |  |  | Students 98 ± 7 | Joggers 99 ± 2 | Conservatives 73 ± 142 | Preoperatives 45 ± 14 |
 |  | n | 48 | 31 | 15 | 15 |
Robinson [et al. 8] | Healthy 96 ± 7 | 63 | 0.138 |  |  |  |
 | Joggers 98 ± 3 | 20 |  | 0.198 |  |  |
 | Conservatives 64 ± 17 | 45 |  |  | 0.050 |  |
 | Preoperatives 44 ± 28 | 14 |  |  |  | 0.905 |