Table 4.

Summary of pain reduction and function improvement for each group and between groups and their clinical significance

Comparison	Pain reduction	Effect size	Function improvement	Effect size
	Mean (95% CI)	MCID units	Mean (95% CI)	MCID units
Group A (post vs. pre-treatment)	-40.86 (-46.49 to -35.24)	-2.14**	-37.5 (-42.88 to -32.12)	-4.69**
Group B (post vs. pre-treatment)	-12.96 (-18.58 to -7.33)	-0.68*	-17.31 (-23.27 to -11.35)	-2.16**
Group A vs. Group B	-19.82 (-30.43 to -9.21)	-1.02**	-20.19 (-28.45 to -11.93)	-2.52**

*≥0.5 indicates a statistically significant difference between treatments with potential clinical significance for an appreciable number of patients. **≥1 indicates a clinically significant difference between treatments