Measuring Upper Limb Capacity in Poststroke Patients: Development, Fit of the Monotone Homogeneity Model, Unidimensionality, Fit of the Double Monotonicity Model, Differential Item... von Roorda, Leo D., MD, PT, PhD, Houwink, Annemieke, PT, MSc, Smits, Wendy, OT, Molenaar, Ivo W., PhD, Geurts, Alexander C., MD, PhD

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Measuring Upper Limb Capacity in Patients After Stroke: Reliability and Validity of the Stroke Upper Limb Capacity Scale von Houwink, Annemieke, PT, MSc, Roorda, Leo D., MD, PT, PhD, Smits, Wendy, OT, Molenaar, Ivo W., PhD, Geurts, Alexander C., MD, PhD

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The Rivermead Mobility Index Allows Valid Comparisons Between Subgroups of Patients Undergoing Rehabilitation After Stroke Who Differ With Respect to Age, Sex, or Side of Lesion von Roorda, Leo D., MD, PT, PhD, Green, John R., MCSP, PhD, Houwink, Annemieke, PT, MSc, Bagley, Pam J., MCSP, PhD, Smith, Jane, RN, PhD, Molenaar, Ivo W., PhD, Geurts, Alexander C., MD, PhD

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Item Hierarchy–Based Analysis of the Rivermead Mobility Index Resulted in Improved Interpretation and Enabled Faster Scoring in Patients Undergoing Rehabilitation After Stroke von Roorda, Leo D., MD, PT, PhD, Green, John R., MCSP, PhD, Houwink, Annemieke, PT, MSc, Bagley, Pam J., MCSP, PhD, Smith, Jane, RN, PhD, Molenaar, Ivo W., PhD, Geurts, Alexander C., MD, PhD

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Stochastic Ordering Using the Latent Trait and the Sum Score in Polytomous IRT Models von Hemker, Bas T, Sijtsma, Klaas, Molenaar, Ivo W, Junker, Brian W

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Measuring Activity Limitations in Walking: Development of a Hierarchical Scale for Patients With Lower-Extremity Disorders Who Live at Home von Roorda, Leo D., Roebroeck, Marij E., van Tilburg, Theo, Molenaar, Ivo W., Lankhorst, Gustaaf J., Bouter, Lex M.

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Improvement of a Questionnaire Measuring Activity Limitations in Rising and Sitting Down in Patients With Lower-Extremity Disorders Living at Home von Roorda, Leo D., Molenaar, Ivo W., Lankhorst, Gustaaf J., Bouter, Lex M.

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Polytomous IRT Models and Monotone Likelihood Ratio of the Total Score von Hemker, Bas T

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The many null distributions of person fit indices von MOLENAAR, I. W, HOIJTINK, J

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Rasch Models: Foundations, Recent Developments, and Applications von Fischer, Gerhard H, Molenaar, Ivo W

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Analysis of acquisition patterns: A theoretical and empirical evaluation of alternative methods von Paas, Leonard J., Molenaar, Ivo W.

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Excellent cross-cultural validity, intra-test reliability and construct validity of the Dutch Rivermead Mobility Index in patients after stroke undergoing rehabilitation von Roorda, Leo D, Green, John, De Kluis, Kiki R A, Molenaar, Ivo W, Bagley, Pam, Smith, Jane, Geurts, Alexander C H

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A person-fit index for polytomous Rasch models, latent class models, and their mixture generalizations von VON DAVIER, Matthias, MOLENAAR, Ivo W

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Selection of Unidimensional Scales From a Multidimensional Item Bank in the Polytomous Mokken I RT Model von Hemker, Bas T., Sijtsma, Klaas, Molenaar, Ivo W.

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A Multidimensional Item Response Model: Constrained Latent Class Analysis Using the Gibbs Sampler and Posterior Predictive Checks von Hoijtink, Herbert, Molenaar, Ivo W

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Thirty Years of Nonparametric Item Response Theory von Molenaar, Ivo W.

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About handy, handmade and handsome models von Molenaar, Ivo W.

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Rasch Models: Foundations, Recent Developments, and Applications von Fischer, Gerhard H, Molenaar, Ivo W

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Item HierarchyaBased Analysis of the Rivermead Mobility Index Resulted in Improved Interpretation and Enabled Faster Scoring in Patients Undergoing Rehabilitation After Stroke von Roorda, Leo D, Green, John R, Houwink, Annemieke, Bagley, Pam J, Smith, Jane, Molenaar, Ivo W, Geurts, Alexander C

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Influence of Test and Person Characteristics on Nonparametric Appropriateness Measurement von Meijer, Rob R., Molenaar, Ivo W., Sijtsma, Klaas

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