Table 3. Summary of rating for the included studies (n = 133)
PEDro scale item Rates of meeting criteria
n %
1. Eligibility criteria specified* 28 21.1
2. Random allocation to groups 89 67.6
3. Concealed allocation 1 0.8
4. Groups similar at baseline 92 69.2
5. Blinding of subjects (athletes) 0 0.0
6. Blinding of therapists (training supervisors) 0 0.0
7. Blinding of assessors 2 1.5
8. Adequacy of follow-up 51 38.3
9. Intention-to-treat analysis 2 1.5
10. Between group comparison 113 85.0
11. Point measures and measures of variability 128 96.2
*criterion not included in the final score