Table 1

Features of Neer and Foster's multidirectional instability population

FeatureNo with symptom (N=40) for entire population
Solitary episode0
More than one episode40
Traumatic origin29
Atraumatic origin7
Direction anterior29
Direction inferior40
Direction posterior29
Subluxation event38
Dislocation event2
Presence of Bankart lesion5
  • The frequency with which different features of instability are found in Neer and Foster's classic 1980 paper on multidirectional instability—all had in common the same inferior capsular shift operation.