Document ID: chunk:federal_register_of_legislation:F2023L00223:clause:1_278
Version: federal_register_of_legislation:F2023L00223
Segment Type: clause
Provision Reference: sch 1 cl 278
Character Range: 205092–207645

278     Where there is abnormal motion or ankylosis of more than one joint of the thumb, the WPI ratings for abnormal motion or ankylosis are added to obtain the WPI rating for the thumb.
    Table 9.8.1a: Abnormal motion/ankylosis of the thumb – IP and MP joints
See notes to Table 9.8.1a for further information.

Direction                   IP joint   MP joint           Direction
Extension/ hyper-extension  Ankylosis  Loss of extension  Loss of flexion  Ankylosis  Loss of extension  Loss of flexion  Extension/ hyper-extension
                            %WPI       %WPI               %WPI             %WPI       %WPI               %WPI
                                                                           2          0                  2                40°
30°                         3          0                  3                2          0                  2                30°
20°                         3          0                  3                2          0                  2                20°
10°                         2          0                  2                2          0                  2                10°
0°                          2          0                  2                1          0                  1                0°
10°                         2          1                  1                1          0                  1                10°
20°                         2          1                  1                1          0                  1                20°
30°                         2          1                  1                1          1                  1                30°
40°                         2          2                  1                2          1                  1                40°
50°                         2          2                  1                2          2                  0                50°
60°                         3          2                  0                2          2                  0                60°
70°                         3          3                  0
80°                         3          3                  0
Flexion                                                                                                                   Flexion

Table 9.8.1b: Radial abduction/adduction/opposition of the thumb – abnormal motion/ankylosis
See notes to Table 9.8.1b for further information.

%WPI  Criteria (one required – different conditions may be assessed separately)
      Loss of less than 10° of radial adduction.