“…In the period evaluated, 712 original articles were published in the Brazilian Journal of Orthopedics and 588 in Acta Ortopédica Brasileira, or 1300 publications. Among these, 84 (6.7% of the total) were clinical articles on shoulder diseases; 25 publications (1.9% of the total) 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 evaluated the clinical results of treatment of rotator cuff tears ( Table 1 ); twenty studies (80%) were case series (level of evidence IV), one (4%) case–control study (level of evidence III) and four (16%) cohorts (level of evidence II). No randomized study was published in the period.…”