Table 1.
Angular Extremes | Scaphoid, degrees (SD) | Lunate, degrees (SD) | Third Metacarpal, degrees |
---|---|---|---|
Intact maximum flexion | 26.0 (3.6) | 18.0 (6.5) | 30.0 |
Intact maximum extension | −28.2 (2.9) | −17.6 (6.3) | 30.0 |
Intact maximum radial deviation | 3.5 (1.4) | 2.8 (1.4) | 10.0 |
Intact maximum ulnar deviation | −4.5 (2.5) | −3.9 (1.9) | 10.0 |
Unstable maximum flexion | 33.8 (4.8) | 0.8 (9.7) | 30.0 |
Unstable maximum extension | −21.8 (9.0) | −23.5 (9.0) | 30.0 |
Unstable maximum radial deviation | −0.3 (7.3) | 4.4 (2.7) | 10.0 |
Unstable maximum ulnar deviation | −16.6 (7.9) | −3.1 (2.6) | 10.0 |
Flexion and radial deviation are defined as positive.