The Efficacy of Focused Extracorporeal Shock Wave Therapy and Ultrasound Therapy in the Treatment of Calcar Calcanei: A Randomized Study

Table 5

The distribution of VAS change.

VAS change	Experimental group	Control group
Greatly improved	9 (14.5%)	9 (14.5%)
Much improved	39 (62.9%)	40 (64.5%)
Somewhat improved	14 (22.6%)	11 (17.7%)
About the same	0 (0%)	1 (1.6%)
Worse	0 (0%)	1 (1.6%)