SIMPOLYCAT: An SAS Program for Conducting CAT Simulation Based on Polytomous IRT Models

gan Chen, Ssu-Kuang, Cook, Karon F.
Cyhoeddwyd 2009

Having a Fit: Impact of Number of Items and Distribution of Data on Traditional Criteria for Assessing IRT’s Unidimensionality Assumption

gan Cook, Karon F., Kallen, Michael A., Amtmann, Dagmar
Cyhoeddwyd 2009

Development and validation of an interpretive guide for PROMIS scores

gan Rothrock, Nan E., Amtmann, Dagmar, Cook, Karon F.
Cyhoeddwyd yn J Patient Rep Outcomes (2020)

Dynamic Assessment of Health Outcomes: Time to Let the CAT Out of the Bag?

gan Cook, Karon F, O'Malley, Kimberly J, Roddey, Toni S
Cyhoeddwyd 2005

Measuring pain in the context of homelessness

gan Matter, Rebecca, Kline, Susan, Cook, Karon F., Amtmann, Dagmar
Cyhoeddwyd 2009

Item Selection in Self-Report Measures for Children and Adolescents with Disabilities: Lessons from Cognitive Interviews

gan Eddy, Linda, Khastou, Leyla, Cook, Karon F., Amtmann, Dagmar
Cyhoeddwyd 2010

Is less more? A preliminary investigation of the number of response categories in self-reported pain

gan Cook, Karon F, Cella, David, Boespflug, Erin L, Amtmann, Dagmar
Cyhoeddwyd 2010

The PROMIS Initiative: Examples of Applications in Rehabilitation

gan Amtmann, Dagmar, Cook, Karon F., Johnson, Kurt L., Cella, David
Cyhoeddwyd 2011

Establishing a Common Metric for Depressive Symptoms: Linking the BDI-II, CES-D, and PHQ-9 to PROMIS Depression

gan Choi, Seung W., Schalet, Benjamin, Cook, Karon F., Cella, David
Cyhoeddwyd yn Psychol Assess (2014)

The factor structure and subscale properties of the pain catastrophizing scale: are there differences in the distinctions?

gan Cook, Karon F., Mackey, Sean, Jung, Corinne, Darnall, Beth D.
Cyhoeddwyd yn Pain Rep (2021)

Developing brief fatigue short forms calibrated to a common mathematical metric: is content-balancing important?

gan Cook, Karon F, Choi, Seung W, Johnson, Kurt L, Amtmann, Dagmar
Cyhoeddwyd 2010

Establishing a Common Metric for Self-Reported Anxiety: Linking the MASQ, PANAS, and GAD-7 to PROMIS Anxiety

gan Schalet, Benjamin D., Cook, Karon F., Choi, Seung W., Cella, David
Cyhoeddwyd 2013

Measurement invariance of the PROMIS pain interference item bank across community and clinical samples

gan Kim, Jiseon, Chung, Hyewon, Amtmann, Dagmar, Revicki, Dennis A., Cook, Karon F.
Cyhoeddwyd 2012

Validity of an Observation Method for Assessing Pain Behavior in Individuals With Multiple Sclerosis

gan Cook, Karon F., Roddey, Toni S., Bamer, Alyssa M., Amtmann, Dagmar, Keefe, Francis J
Cyhoeddwyd 2012

Patient-Reported Outcomes Measurement Information System (PROMIS) instruments among individuals with symptomatic knee osteoarthritis: a cross-sectional study of floor/ceiling effec...

gan Driban, Jeffrey B., Morgan, Nani, Price, Lori Lyn, Cook, Karon F., Wang, Chenchen
Cyhoeddwyd yn BMC Musculoskelet Disord (2015)

Clinical Validity of PROMIS(®) Pain Interference and Pain Behavior in Diverse Clinical Populations

gan Askew, Robert L., Cook, Karon F., Revicki, Dennis A., Cella, David, Amtmann, Dagmar
Cyhoeddwyd yn J Clin Epidemiol (2016)

Proxies and Other External Raters: Methodological Considerations

gan Snow, A Lynn, Cook, Karon F, Lin, Pay-Shin, Morgan, Robert O, Magaziner, Jay
Cyhoeddwyd 2005

Linking Pain Items from Two Studies onto a Common Scale using Item Response Theory

gan Chen, Wen-Hung, Revicki, Dennis A., Lai, Jin-Shei, Cook, Karon F., Amtmann, Dagmar
Cyhoeddwyd 2009

Comparison of the psychometric properties of two fatigue scales in multiple sclerosis

gan Amtmann, Dagmar, Bamer, Alyssa M., Noonan, Vanessa, Lang, Nina, Kim, Jiseon, Cook, Karon F.
Cyhoeddwyd 2012

A psychometric investigation of the Hypersexual Disorder Screening Inventory among highly sexually active gay and bisexual men: An item response theory analysis

gan Parsons, Jeffrey T., Rendina, H. Jonathon, Ventuneac, Ana, Cook, Karon F., Grov, Christian, Mustanski, Brian
Cyhoeddwyd 2013