Prevalence and characteristics of abnormal head posture in children with Down syndrome: a 20-year retrospective, descriptive review.
Dumitrescu AV, Moga DC, Longmuir SQ, Olson RJ, Drack AV.
Dumitrescu AV, et al.
Ophthalmology. 2011 Sep;118(9):1859-64. doi: 10.1016/j.ophtha.2011.02.026. Epub 2011 Jun 12.
Ophthalmology. 2011.
PMID: 21665280
Free PMC article.
METHODS: The study data were analyzed using chi-square tests (the Fisher exact test when appropriate) to describe the relationship between the outcome of interest and each study covariate. A predictive logistic regression model for AHP was constructed including all the sig …
METHODS: The study data were analyzed using chi-square tests (the Fisher exact test when appropriate) to describe the relationship between t …