Demonstration of the determinants of improvement of knee PPT by multiple regression analysis

Knee PPT score risea B SE P value 95% CI
Initial PPT 0.864 0.304 0.004 1.308 4.305
Group 2.024 0.580 < 0.001 2.428 23.602
Constant –8.114 2.457 0.001

B: regression coefficient, SE: standard error, CI: confidence interval, PPT: pressure pain threshold (kg/cm2).

a15% increase from baseline in the 3rd month.

Korean J Pain 2023;36:392~403 https://doi.org/10.3344/kjp.23118
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