The selection of attributes for the ICECAP-O is described in:
Grewal I, Lewis J, Flynn T, Brown J, Bond J, Coast J. Developing attributes for a generic quality of life measure for older people: preferences or capabilities? Social Science and Medicine 2006; 62:1891-1901.
UK index values for the ICECAP-O are presented in:
Coast J, Flynn T, Natarajan L, Sproston K, Lewis J, Louviere J et al. Valuing the ICECAP capability index for older people. Social Science and Medicine 2008; 67(5):874-882.
An assessment of the ICECAP-O is described in:
Horwood J, Sutton E, Coast J. Evaluating the face validity of the ICECAP-O capabilities measure: a “think-aloud” study with hip and knee arthroplasty patients. Applied Research in Quality of Life. Online first: doi:10.1007/s11482-013-9264-4
Coast J, Peters T, Natarajan L, Sproston K, Flynn T. An assessment of the construct validity of the descriptive system for the ICECAP capability measure for older people. Quality of Life Research 2008; 17:967-976.
Makai P, Brouwer W, Koopmanschap MA, Nieboer AP (2012). Capabilities and quality of life in Dutch psycho-geriatric nursing homes: an exploratory study using a proxy version of the ICECAP-O. Quality of Life Research, Volume 21, Issue 5, pp 801-812
Makai P, Koopmanschap MA, Brouwer WB, & Nieboer AP. (2013). A validation of the ICECAP-O in a population of post-hospitalized older people in the Netherlands. Health and quality of life outcomes, 11(1), 57.
Theory and methods references:
Coast J, Smith R, Lorgelly P. Should the capability approach be applied in health economics? Health Economics 2008; 17:667-670.
Flynn TN, Louviere JJ, Peters TJ, Coast J. Best-Worst Scaling: What it can do for health care research and how to do it. Journal of Health Economics 2007;26(1):171-89
Flynn T, Chan P, Coast J, Peters TJ (2011). Assessing quality of life among British older people using the ICEPOP CAPability (ICECAP-O) measure. Applied Health Economics and Health Policy, Volume 9, Issue 5, pp 317-329
Davis JC, Liu-Ambrose T, Richardson CG, Bryan S (2012). A comparison of the ICECAP-O with EQ-5D in a falls prevention clinical setting: are they complements or substitutes? Quality of Life Research, DOI 10.1007/s11136-012-0225-4
Couzner L, Ratcliffe J, Lester L, Flynn T, Crotty M (2012). Measuring and valuing quality of life for public health research: application of the ICECAP-O capability index in the Australian general population. International Journal of Public Health, September
Couzner L, Ratcliffe J, Crotty M (2012). The relationship between quality of life, health and care transition: an empirical comparison in an older post-acute population. Health and Quality of Life Outcomes, 10:69
Mitchell PM, Roberts TE, Barton PM, Pollard BS, Coast J (2013). Predicting the ICECAP-O Capability Index from the WOMAC Osteoarthritis Index: Is Mapping onto Capability from Condition-Specific Health Status Questionnaires Feasible? Medical Decision Making, doi: 10.1177/0272989X12475092
Davis JC, Bryan S, McLeod R, Rogers J, Khan K, Liu-Ambrose T (2012). Exploration of the association between quality of life, assessed by the EQ-5D and ICECAP-O, and falls risk, cognitive function and daily function, in older adults with mobility impairments. BMC Geriatrics, 12:65 doi:10.1186/1471-2318-12-65
Ratcliffe J, Lester LH, Couzner L, Crotty M (2013). An assessment of the relationship between informal caring and quality of life in older community-dwelling adults – more positives than negatives? Health & Social Care in the Community; 21:35–46
Henderson C, Knapp M, Fernández JL, Beecham J, Hirani SP, Cartwright M, Rixon L, Beynon M, Rogers A, Bower P, Doll H, Fitzpatrick R, Steventon A, Bardsley M, Hendy J, Newman SP, for the Whole System Demonstrator evaluation team (2013). Cost effectiveness of telehealth for patients with long term conditions (Whole Systems Demonstrator telehealth questionnaire study): nested economic evaluation in a pragmatic, cluster randomised controlled trial. BMJ; 346 doi: http://dx.doi.org/10.1136/bmj.f1035