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Table 2 The functional ranges of rotation of the forearm classification system used by Failla et al.

From: Efficacy and feasibility of proximal radioulnar derotational osteotomy and internal fixation for the treatment of congenital radioulnar synostosis

Quantity

Daily activities

Complete:1 point/cannot complete:0 point

1

Touch hand to the vertex (head)

1/0

2

Touch hand to the occiput

1/0

3

Touch hand to the neck

1/0

4

Touch hand to the chest

1/0

5

Touch hand to the waist

1/0

6

Touch hand to the sacrum

1/0

7

Touch hand to the shoe

1/0

8

Pour from a pitcher

1/0

9

Put glass to the mouth

1/0

10

Cut with a knife

1/0

11

Put fork to the mouth

1/0

12

Use a telephone

1/0

13

Read a newspaper

1/0

14

Rise from a chair

1/0

15

Open a door

1/0

 

Total score

0–15

  1. Excellent, 15 points; good, 10–14 points; fair, 6–9 points; and poor, < 6 points