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Table 2 Assessment of functional level (AFL) [3]

From: Functional results after carpal tunnel release in mucopolysaccharidosis

Functional classification (AFL) Assessed manual tasks
1 Performs just passive movements
2 Grabs large items
3 Grabs small objects, perform the pinch
4 Flips a page, uses the telephone
5 Buttons a shirt, closes a zipper, writes or uses scissors