Fig. 1BFrom: Developing and validating the Taiwan version of the meaningful activity participation assessment (T-MAPA) with Rasch analysisFrequency subscale: cumulative probability after collapse (exemplified with item 1)The 3 cumulative probability curves of the successive step calibrations in the collapsed 4-category scale were distinctive. Furthermore, this 4-category scale presents monotonically advancing average measures and step calibrations across categories.Back to article page