[Retracted] The Biomechanical Analysis of Jumping Difficulty Movement in National Traditional Sports

Table 1

Lower limb angle parameters in the take-off stage.

Feature screen	Time	Hip joint		Knee joint		Ankle joint
		Right	Left	Right	Left	Right	Left
Start time	0	163.84	128.85	168.88	178.1	109.3	137.5
Take-off leg landing moment	0.346	137.24	143.51	169.96	155.03	96.22	117.74
The minimum moment of the knee angle of the take-off leg	0.374	67.96	48.24	144.77	121.21	89.08	86.7
The lowest moment of the head	0.424	76.33	32.68	153.13	127.54	88.41	87.52
Moment of swinging leg off the ground	0.48	116.24	43.94	168.63	141.35	118.74	87.67
The moment when the take-off leg leaves the ground	0.664	153.88	124.72	165.76	157.95	145.65	125.25