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Table 4 Crawford criteria [14]

From: Functional outcomes and complications of hook plate for bony mallet finger: a retrospective case series study

Crawford outcome

DIP extension lag

DIP flexion

Pain

Excellent

0 degree

Full

None

Good

1–10 degree

Full

None

Fair

11–25 degree

Any loss

None

Poor

>  25 degree

Any loss

Residual pain