title: Modeling longitudinal osteoarthritis data to identify homogeneous subgroups: opportunities and challenges in a burgeoning literature.
authors.affiliation: Department of Physical Therapy, Virginia Commonwealth University, Richmond, VA, 23298, USA; Department of Orthopaedic Surgery, Virginia Commonwealth University, Richmond, VA, 23298, USA. Electronic address: dlriddle@vcu.edu.
authors.forename: D L
authors.initials: DL
authors.lastname: Riddle
authors.affiliation: Department of Social and Behavioral Health, Virginia Commonwealth University, Richmond, VA, 23298, USA.
authors.forename: L
authors.initials: L
authors.lastname: Dumenci
mesh_terms: D018450:Disease Progression; D006801:Humans; D008137:Longitudinal Studies; D015233:Models, Statistical; D020370:Osteoarthritis, Knee / Q000145:classification* / Q000150:complications; D010146:Pain / Q000209:etiology
keywords: Growth curve; Knee; Osteoarthritis