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However, there have been no studies on the application of the GMA for infants with Prader-Willi syndrome (PWS).<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Aims<\/jats:title>\n                <jats:p>The purpose of this study was to determine the inter- and intra-observer reliability of the assessment tool in a population of infants with PWS.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Study design<\/jats:title>\n                <jats:p>This was a reliability and agreement study.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Subjects<\/jats:title>\n                <jats:p>This was a cross-sectional study with15 infants with PWS born at an average gestational age of 38\u00a0weeks.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Outcome measures<\/jats:title>\n                <jats:p>Standardized\u00a0video recordings of 15 infants with PWS (corrected ages of 3 to 5\u00a0months) were independently assessed by three observers. Kappa and ICC statistics were applied in inter- and intra- observer reliability analyses.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>The overall reliability ICC values of the \u201cMotor Optimality Score\u201d (MOS) ranged from 0.84 to 0.98, and the pairwise agreement ranged between 0.86 and 0.95 for inter- observe reliability. In addition, ICC values for the MOS ranged between 0.95 and 0.98 for tester agreement in intra-observer reliability.<\/jats:p>\n                <jats:p>Complete agreement reliability (100%) was achieved in the subcategories of \u201cFidgety Movements\u201d and \u201cMovement Character\u201d for the inter- and intra-observer reliability. Moderate to high inter- and intra-observer reliability were found in the subcategories of \u201cRepertoire of Co-Existent Other Movements\u201d, \u201cQuality of Other Movements\u201d and \u201cPosture\u201d, with kappa values ranging between 0.63 and 1.00.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusion<\/jats:title>\n                <jats:p>There were high levels of inter-and intra-observer agreement in the \u201cAssessment of Motor Repertoire\u20143 to 5 Months\u201d for infants with PWS. It is possible to carry out standardized quantitative assessments of the motor performance of infants with PWS.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1186\/s12887-022-03224-2","type":"journal-article","created":{"date-parts":[[2022,3,22]],"date-time":"2022-03-22T07:05:00Z","timestamp":1647932700000},"update-policy":"http:\/\/dx.doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Inter- and intra-observer reliability of the \u201cAssessment of Motor Repertoire- 3 to 5 Months\u201d based on video recordings of infants with Prader-Willi syndrome"],"prefix":"10.1186","volume":"22","author":[{"given":"Jun","family":"Wang","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Xiushu","family":"Shen","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hong","family":"Yang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Wei","family":"Shi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Xiaoyun","family":"Zhu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Herong","family":"Gao","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Huanhuan","family":"Yin","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Fanzhe","family":"Meng","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yun","family":"Wu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2022,3,22]]},"reference":[{"key":"3224_CR1","doi-asserted-by":"publisher","first-page":"89","DOI":"10.1016\/j.cobeha.2018.08.014","volume":"25","author":"J Whittington","year":"2019","unstructured":"Whittington J, Holland A. 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