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Fig. 2 | Health and Quality of Life Outcomes

Fig. 2

From: Functioning of young patients with cerebral palsy: Rasch analysis of the pediatric evaluation of disability inventory computer adaptive test daily activity and mobility

Fig. 2

PEDI-CAT item-person maps from the final Rasch analyzes. Legend: a Daily activity items (items = 46) and persons (n = 79) classified according to MACS levels; b mobility items (items = 43) and persons (n = 72) classified according to GMFCS levels. 1, 2, 3, 4 and 5 refer to levels I, II, III, IV and V of the MACS and GMFCS classifications. 9 = missing data; M = Mean persons’ ability or mean items’ difficulty; S = one standard deviation; T = two standard deviations. The vertical line is a continuum representing the measures of persons’ ability (left side) and items’ difficulty (right side), plotted in logit units. The persons’ ability and items’ difficulty increase from bottom to the top

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