Rasch analysis of the intermittent and constant osteoarthritis pain (ICOAP) scale

@inproceedings{Moreton2012RaschAO,
  title={Rasch analysis of the intermittent and constant osteoarthritis pain (ICOAP) scale},
  author={Bryan J Moreton and Maggie Wheeler and David Walsh and Nadina B Lincoln},
  booktitle={Osteoarthritis and cartilage},
  year={2012}
}
OBJECTIVES The intermittent and constant osteoarthritis pain (ICOAP) questionnaire was developed to assess two forms of pain reported by people with osteoarthritis: intermittent and constant pain. Studies examining its measurement qualities have provided some support for its use as separate and total scales. However, it has not been previously evaluated using Rasch analysis. The current study examined the fit between data obtained from the ICOAP questionnaire and the Rasch model to determine… CONTINUE READING