1. Orthopaedics and Traumatology, Federal University of Health Sciences of Porto Alegre and Santa Casa de Misericordia of Porto Alegre, Rua Leopoldo Bier, 825/cj 403, 90620-100 Porto Alegre, RS, Brazil
2. Department of Orthopaedics and Traumatology/Pediatrics, Santa Casa de Misericordia of Porto Alegre, Avenida Independência, 155, 90035-074 Porto Alegre, RS, Brazil
3. Department of Orthopaedics and Traumatology/Hip Surgery, Santa Clara Hospital, Santa Casa de Misericordia of Porto Alegre, Reception 8, Rua Professor Annes Dias, 135, 90020-000 Porto Alegre, RS, Brazil
4. Department of Physical Therapy, Santa Clara Hospital, Santa Casa de Misericordia of Porto Alegre, 2nd Floor, Rua Professor Annes Dias, 135, 90020-000 Porto Alegre, RS, Brazil
5. Department of Physical Therapy, Federal University of Health Sciences of Porto Alegre, Rua Sarmento Leite, 245, 90050-170 Porto Alegre, RS, Brazil