Physical Therapy Korea
pISSN 1225-8962 eISSN 2287-982X

Correlations between clinical outcome variables pre-intervention

Variable NPRS RMD ODI QBDS SF-12
NPRS - - - - -
RMD 0.641*** - - - -
ODI 0.587*** 0.611* - - -
QBDS 0.598* 0.783*** 0.671* - -
SF-12 –0.334* –0.648* –0.513* –0.723*** -

NPRS, Numeric Pain Rating Scale; RMD, Roland–Morris disability; ODI, Oswestry Disability Index; QBDS, Quebec Back Pain Disability Scale; SF-12, Short-form 12; –, not available. *p < 0.05, ***p < 0.001.

Phys. Ther. Korea 2023;30:136~143 https://doi.org/10.12674/ptk.2023.30.2.136
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