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Table 2 Correlation of BPII and NPI with other scoring systems

From: Translation, reliability and validity of the Turkish versions of Norwich Patellar Instability score and The Banff Patellar Instability Instrument 2.0

 

Kujala score

Lysholm score

BPII 2.0

BPII 2.0

   

 r

0.529

0.807

1

 p

0.000

0.000

 

NPI

   

 r

−0.819

−0.662

−0.553

 p

0.000

0.000

0.000