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- 2018
Calibration and validation of an item bank for measuring general physical function of patients in medical rehabilitation settingsDOI: 10.2147/PROM.S148788 Keywords: item response theory, computerized adaptive testing, rehabilitation, functional status, patient-reported outcomes Abstract: The objective of this study was to report the item response theory (IRT) calibration of an 18-item bank to measure general physical function (GPF) in a wide range of conditions and evaluate the validity of the derived scores
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