%0 Journal Article %T Intrarater Reliability of Rehabilitative Ultrasound Imaging of the Gluteus Maximus, Lumbar Multifidus and Transversus Abdominis Muscles in Healthy Subjects %A Shideh Narouei %A Amir hossein Barati %A Mohammad hossein Alizadeh %A Asghar Akbari %A Fateme Ghiasi %J specialty journal of sport sciences %@ 2521-3156 %D 2016 %V 1 %N 1 %P 1-11 %X Objectives: To evaluate intrarater reliability of Rehabilitative Ultrasound Imaging in obtaining thickness measurements of the gluteus maximus , Transversus abdominis and lumbar multifidus muscles at rest and during contractions. Design: Single-group repeated-measures reliability study. Setting: University and orthopedic physical therapy clinic. Participants: healthy subjects (N = 5). Interventions: Not applicable. Main Outcome Measures: Thickness measurements of the Gmax, TrA and lumbar MF muscles at rest and during contractions were obtained by using RUSI during 2 sessions within a day. Percent thickness change was calculated as thickness contracted – thickness rest / thickness rest × 100. Intraclass correlation coefficients (ICC) were used to estimate reliability. Results: Intraexaminer reliability point estimates (ICC) ranged from 0.57 to 0.96. Reliability estimates were lower for percent thickness change measures than the corresponding single thickness measures for all conditions. Conclusions: RUSI Thickness and thickness percent change measurement of Gmax, MF and Tra is adequately reliable. %U https://sciarena.com/article/intrarater-reliability-of-rehabilitative-ultrasound-imaging-of-the-gluteus-maximus-lumbar-multifidus-and-transversus-abdominis-muscles-in-healthy-subjects