[Retracted] Investigation on Health Promotion by the Typical Sports for Teenagers with Self-Efficacy and Sports Commitment Questionnaires

Table 9

Multiple comparisons (LSD) for differences in exercise levels.

(I) sports grade	(J) sports grade	MD (I-J)	SD
Professional	Skillful	0.51549	0.07183	≤0.001
	Beginner	0.46988	0.06472	≤0.001
Skillful	Professional	−0.51549	0.07183	≤0.001
	Beginner	−0.04561	0.05513	0.408
Beginner	Professional	−0.46988	0.06472	≤0.001
	Skillful	0.04561	0.05513	0.408