CMJHCheyenne Mountain Junior High (Colorado Springs, CO)
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A force plate (Bertec Type 4060, Bertec Corporation, Columbus, OH, USA) was used to assess the height, takeoff velocity, force, and power of squat jump (SJ--i.e., vertical jump from deep plie in parallel position with hands on hips), counter movement jump (CMJ), counter movement jump with arm swing (CMJh), saute in first position, and saute in first position with port de bras.
(21) Although there were no significant improvements in other jump heights, there was a tendency for improvement (CMJh: 3.6% improvement; sautepb: 2.8% improvement; CMJ: 1.5% improvement), (Table 3).