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Table 1 Classification of the results according to the modified ASAMI protocol [11]

From: Aseptic nonunion of the tibia treated by plating and bone grafting: retrospective study about 40 cases

  Bone result Functional result
Excellent Bone union, no infection, deformity < 7°, LLD (lower limb discrepancy) < 2.5 cm Ability to perform previous activities of daily living (ADL), No pain or mild pain, No limp, No soft tissue sympathetic, dystrophy knee or ankle joint contracture < 5°, Loss of ankle or knee motion < 15°
Good Bone union, failure to meet one of the other criteria Almost all ADL with minimal difficulty, No pain or mild pain, failure to meet one of the other criteria
Fair Bone union, failure to meet two of the other criteria Most ADL with minimal difficulty
No pain or mild pain, failure to meet two of the other criteria
Poor Nonunion or refracture, failure to meet three of the other criteria Significantly limited ADL,
Significantly pain requiring narcotics, failure to meet three of the other criteria