Table 2.
Angular Extremes | Scaphoid, degrees (SD) | Lunate, degrees (SD) | Third Metacarpal, degrees |
---|---|---|---|
Intact maximum flexion | 17.6 (4.8) | 10.8 (7.3) | 30.0 |
Intact maximum extension | −19.0 (4.0) | −8.5 (4.6) | 30.0 |
Intact maximum radial deviation | 2.8 (1.5) | 1.8 (1.5) | 10.0 |
Intact maximum ulnar deviation | −3.3 (2.3) | −5.2 (5.0) | 10.0 |
Unstable maximum flexion | 28.2 (5.2) | −0.8 (10.9) | 30.0 |
Unstable maximum extension | −17.6 (7.2) | −18.4 (8.6) | 30.0 |
Unstable maximum radial deviation | 0.8 (5.9) | 2.1 (2.4) | 10.0 |
Unstable maximum ulnar deviation | −13.3 (7.5) | −3.7 (2.5) | 10.0 |
Flexion and radial deviation are defined as positive.