Sonja Mensch

106 Chapter 5 REFERENCES Cohen, J. (1992). A power primer. Psychological Bulletin, 112 (1), 155-159. Houwen, S., van der Putten, A., & Vlaskamp, C. (2014). A systematic review of the effects of motor interventions to improve motor, cognitive, and/or social functioning in people with severe or profound intellectual disabilities. Research in Developmantal Disabilities, 35 (9), 2093-2116. Mensch, S. M., Rameckers, E. A. A., Echteld, M. A., & Evenhuis, H. E. (2015a). Instruments for the evaluation of motor abilities for children with severe multiple disabilities: A systematic review of the literature Research in Developmental Disabilities, 47 , 185-198. Mensch, S. M., Rameckers, E. E. A., Echteld, M. A., & Evenhuis, H. (2015b). Reliability of Movakic; an instrument to evaluate motor abilities in children with severe multiple disabilities (Part-II). Physical Medicine and Rehabilitation – International, 2 (9). Mensch, S. M., Rameckers, E. E. A., Echteld, M. A., Penning, C., & Evenhuis, H. E. (2015c). Design and content validity of a new instrument to evaluate motor abilities of children with severe multiple disabilities: Movakic (Part-I). Physical Medicine and Rehabilitation – International, 2 (9). Mokkink, L. B., Terwee, C. B., Patrick, D. L., Alonso, J., Stratford, P. W., Knol, D. L., Bouter, L. M., Vet de, H. C. (2010). The COSMIN study reached international consensus on taxonomy, terminology, and definitions of measurement properties for health-related patient-reported outcomes. Journal of Clinical Epidemiology, 63 (7), 737-745. Palisano, R. J., Rosenbaum, P., Walter, S., Russell, D., Wood, E., & Galuppi, B. (1997). Development and reliability of a system to classify gross motor function in children with cerebral palsy. Developmental Medicine & Child Neurology, 39 (4), 214-223. Palisano, R. J., Walter, S. D., Russell, D. J., Rosenbaum, P. L., Gemus, M., Galuppi, B. E., & Cunningham, L. (2001). Gross motor function of children with down syndrome: creation of motor growth curves. Archives of Physical Medicine & Rehabilitation, 82 (4), 494-500. Palisano, R. J., Rosenbaum, P., Bartlett, D., Livingston, M. H. (2008). Content validity of the expanded and revised Gross Motor Function Classification System. Developmental Medicine & Child Neurology, 50(10), 744-750. Palisano, R. J., Begnoche, D. M., Chiarello, L.A., Bartlett, D.J., Westcott McCoy, S., Chang, H-J. (2012). Amount and focus of physical therapy and occupational therapy for young children with cerebral palsy. Physical & Occupational Therapy in Pediatrics, 32(4), 368-382. Russell, D. J., Rosenbaum, P. L., Cadman, D. T., Gowland, C., Hardy, S., & Jarvis, S. (1989). The gross motor function measure: A means to evaluate the effects of physical therapy. Developmental Medicine & Child Neurology, 31 (3), 341-352. Reips, U. D., & Funke, F. (2008). Interval-level measurement with visual analogue scales in Internet- based research: VAS Generator. Behavior Research Methods, 40 (3), 699-704.