* Group 1: Minimal displacement * Group 2-A: Extra-articular, dorsal angulation * Group 2-B: Intra-articular, dorsal angulation, joint surface not comminuted * Group 2-C: Extra-articular, dorsal angulation and dorsal displacement * Group 2-D: Intra-articular, dorsal angulation and displacement, joint surface not comminuted * Group 2-F: Intra-articular, dorsal angulation and displacement, joint surface comminuted
Lidström classification
Nissen-Lie classification
Young-Burgess classification
Braak staging
Frykman classification
Lauge-Hansen classification
Ruedi–Allgower classification
Herbert classification