Research Article

Obstetric Brachial Plexus Palsy: The Mallet Grading System for Shoulder Function—Revisited

Table 2

The Mallet grading system applied to 50 children with Erb’s obstetric palsy with shoulder deficits.

Group I ( ): Mallet grading system could be applied to assess the shoulder deficits Group II ( ) Mallet grading system could not be applied to assess the shoulder deficits because of discrepancy in the grade of

Shoulder abduction gradeShoulder external rotation grade
Grade I = no casesCase 1IIIII
Grade II = 13 childrenCase 2IIIII
Grade III = 15 childrenCase 3IVIII
Grade IV = 12 childrenCase 4IVII
Grade V = no casesCase 5IVIII
Case 6IVIII
Case 7VII
Case 8IIIIV
Case 9IIIII
Case 10IIIII