Propensity score matching and modelling
REGRESSION
After adjusting for age, gender, and living status, at 2-4 weeks the intervention group had statistically and clinically improved average total IPOS scores (-6.34; 95% CI: -9.01 to -4.26, Regression analysis showing the effect of the intervention on the outcomes [difference in IPOS & EQ-5D-5L scores (T1 – T0)]*significance level at 0.05negative IPOS scores and positive EQ-5D-5L values represent improvement.