Differential item functioning (DIF) in the EORTC QLQ-C30: A comparison of baseline, on-treatment and off-treatment data

Quality of Life Research

Volumn 18, Issue 3, 2009, Pages 381-388

  Scott, Neil W ^a   Fayers, Peter M ^a,b   Aaronson, Neil K ^c   Bottomley, Andrew ^d   De Graeff, Alexander ^e   Groenvold, Mogens ^f,g   Gundy, Chad ^c   Koller, Michael ^h   Petersen, Morten A ^f   Sprangers, Mirjam A G ⁱ   King, M ^j   Leutenegger, S ^j   Spry, N ^j   Greimel, E ^j   Holzner, B ^j   Bottomley, A ^j   Coens, C ^j   West, K ^j   De Castro, G ^j   De Souza, C ^j   Bezjak, A ^j   Whitehead, M ^j   Groenvold, M ^j   Klee, M ^j   Petersen, M ^j   Bredart A ^j   Conroy, T ^j   Rodary, C ^j   Berend, M ^j   Bestmann, B ^j   Koller, M ^j   Krauss O ^j   Kuchler T ^j   Malchow, B ^j   Schwarz, R ^j   Singer, S ^j   Mystakidou, K ^j   Montazeri, A ^j   Brunelli, C ^j   Tamburini, M ^j   Matsuoka, T ^j   Zhao, H ^j   Aaronson, N ^j   De Graeff, A ^j   De Leeuw, R ^j   Muller, M ^j   Sprangers, M ^j   Bjordal, K ^j   Brenne, E ^j   Hjermstad, M ^j   Jordhoy M ^j   Kaasa, S ^j   Klepstad, P ^j   Sundstrom S ^j   Wisloff F ^j   Cheung, Y B ^j   Tan, S B ^j   Thumboo, J ^j   Wong, H B ^j   Yun, Y H ^j   Arraras, J ^j   Jayasekara, H ^j   Rajapakse, L ^j   Ahlner Elmqvist, M ^j   Ballabeni, P ^j   Bernhard, J ^j   Chie, W C ^j   Abacioglu, U ^j   Blazeby, J ^j   Bruce, J ^j   Davies, A ^j   Fayers, P ^j   Friend, L ^j   Krukowski, Z ^j   Massett, T ^j   Nicklin, J ^j   Ramage, J ^j   Scott, N ^j   Smyth Cull, A ^j   Young, T ^j   Cella, D ^j   Esseltine, D L ^j   Gotay, C ^j   Pagano, I ^j   more..

^a UNIVERSITY OF ABERDEEN   (United Kingdom)

^b NORWEGIAN UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Norway)

^c NETHERLANDS CANCER INSTITUTE   (Netherlands)

^d EORTC DATA CENTER   (Belgium)

^e UNIVERSITY MEDICAL CENTER UTRECHT   (Netherlands)

^f BISPEBJERG HOSPITAL   (Denmark)

^g UNIVERSITY OF COPENHAGEN   (Denmark)

^h UNIVERSITY HOSPITAL REGENSBURG   (Germany)

ⁱ UNIVERSITY OF AMSTERDAM   (Netherlands)

^j NONE

more..

Author keywords

Differential item functioning; EORTC QLQ C30; Off treatment; On treatment; Pretreatment

Indexed keywords

ANALYSIS OF VARIANCE; HEALTH STATUS; HUMANS; NEOPLASMS; QUALITY OF LIFE; QUESTIONNAIRES; STATISTICS AS TOPIC;

EID: 62349128062     PISSN: 09629343     EISSN: None     Source Type: Journal    
DOI: 10.1007/s11136-009-9453-7     Document Type: Article

References (10)

1. Holland, P. W., & Wainer, H. (1993). Differential item functioning. Hillsdale, New Jersey: Lawrence Erlbaum Associates.
2. M Groenvold MA Petersen 2005
3. JA Teresi 2006 Overview of quantitative measurement methods: Equivalence, invariance, and differential item functioning in health applications Medical Care 44 S39 S49 10.1097/01.mlr.0000245452.48613.45
4. JA Teresi 2006 Different approaches to differential item functioning in health applications: Advantages, disadvantages and some neglected topics Medical Care 44 S152 S170 10.1097/01.mlr.0000245142.74628.ab
5. PK Crane LE Gibbons L Jolley G van Belle 2006 Differential item functioning analysis with ordinal logistic regression techniques Medical Care 44 S115 S123 10.1097/01.mlr.0000245183.28384.ed
6. NW Scott PM Fayers A Bottomley NK Aaronson A de Graeff M Groenvold M Koller MA Petersen MAG Sprangers 2006 Comparing translations of the EORTC QLQ-C30 using differential item functioning analyses Quality of Life Research 15 1103 1115 10.1007/s11136-006-0040-x
7. NW Scott PM Fayers NK Aaronson A Bottomley A de Graeff M Groenvold M Koller MA Petersen MAG Sprangers 2007 The use of differential item functioning analyses to identify cultural differences in responses to the EORTC QLQ-C30 Quality of Life Research 16 115 129 10.1007/s11136-006-9120-1
8. CE Schwartz MAG Sprangers 1999 Methodological approaches for assessing response shift in longitudinal health-related quality-of-life research Social Science & Medicine 48 1531 1548 10.1016/S0277-9536(99)00047-7
9. NW Scott PM Fayers NK Aaronson A Bottomley A de Graeff M Groenvold C Gundy M Koller MA Petersen MAG Sprangers 2009 A simulation study provided sample size guidance for differential item functioning (DIF) studies using short scales J Clin Epidemiol 62 288 295 10.1016/j.jclinepi.2008.06.003
10. Fayers, P. M., & Machin, D. (2007). Quality of life. The assessment, analysis and interpretation of patient-reported outcomes. Chichester: John Wiley & Sons.