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Table 4 Subgroup analyses of the endpoint: complications

From: Isolated medial patellofemoral ligament reconstruction for recurrent patellofemoral instability: analysis of outcomes and risk factors

Endpoint

Odd Ratio

95% CI

P

Physiological TT-TG

 Apprehension

0.9

0.6874 to 1.0002

0.8

 Joint instability

0.3

0.1660 to 0.5886

0.0003

 Re-dislocations

0.2

0.0754 to 0.3669

< 0.0001

 Revision surgeries

0.09

0.0302 to 0.2943

< 0.0001

Physiological patellar height

 Apprehension

0.8

0.7465 to 1.0432

0.9

 Joint instability

0.2

0.0929 to 0.4825

0.0002

 Re-dislocations

0.2

0.0514 to 0.6044

0.006

 Revision surgeries

0.8

0.1495 to 1.6667

0.04

Physiological trochlea morphology

 Apprehension

0.9

0.5230 to 1.1039

0.8

 Joint instability

0.2

0.0832 to 0.3860

< 0.0001

 Re-dislocations

0.2

0.0503 to 0.4216

0.0004

 Revision surgeries

0.2

0.0536 to 0.6541

0.009