Figure 3. (a) Mean rank of serial skills performance of the control group during the “the 12th training session”, “After 1-week” and “After 1-month”. (b) Mean rank of serial skills performance of the treatment group during the “the 12th Training session”, “After 1-week” and “After 1-month”. * Significant difference from “After 1-week” in both 10-step routine and kicking techniques (p = 0.017)