extended · article · 2009

Online assessment of patients' views on hospital performances using Rasch model's KIDMAP diagram

Tsair‐Wei Chien; Wen‐Chung Wang; Hsien-Yi Wang; Hung-Jung Lin

<jats:title>Abstract</jats:title> <jats:title>Background</jats:title> To overcome the drawback of individual item-by-item box plots of disclosure for patient views on healthcare service quality, we propose to inspect interrelationships among items that measure a common entity. A visual diagram on the Internet is developed to provide thorough information for hospitals. <jats:title>Methods</jats:title> We used the Rasch rating scale model to analyze the 2003 English inpatient questionnaire data regarding patient satisfactory perception, which were collected from 169 hospitals, examined model-data fit, and developed a KIDMAP diagram on the Internet depicting the satisfaction level of each hospital and investigating aberrant responses with Z-scores and MNSQ statistics for individual hospitals. Differential i...