Table 1.

Eligibility criteria for inclusion of studies in a systematic review

		Inclusion	Exclusion
P	Participate	Any CrossFit participant	Participants of other types of physical exercise
I	Intervention	CrossFit	Massages, manual therapy, stretching, alternative therapies, weight training, walking or running, high-intensity interval training (HIIT)
C	Comparision	With healthy individuals or not, with groups of other physical exercises or control group without intervention	–
O	Outcome	Psychological aspects	–
S	Study	Cross-sectional, randomized and non-randomized	Case studies, review, meta-analysis