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. 2013 Dec 11;25(11):1451–1454. doi: 10.1589/jpts.25.1451

Table 2. Change of VAS.

Group Pre 1st day 2nd day 3rd day 4th day
I 5.2 ± 2.6 5.3 ± 2.1 4.2 ± 2.1 2.4 ± 1.8 1.3 ± 1.3
II 4.1 ± 2.2 4.5 ± 1.7 3.8 ± 2.0 2.8 ± 1.8 1.4 ± 0.8

Mean ± SD. There was only a significant difference attributable to the treatment period (F=39.79, p<0.001). Group I: Two electrodes were attached to the biceps femoris muscle vertically. Group II: One electrode was attached to the biceps femoris muscle and the other was attached to the biceps femoris tendon vertically.