From: Interobserver reliability of scapula fracture classifications in intra- and extra-articular injury patterns
Fractures deemed not classifiable
Intra-articular fracture ratings
(n = 156)
Extra-articular fracture ratings
(n = 440)
AO/OTA
0 (0%)
17 (3.86%)
ER
5 (3.21%)
4 (0.91%)