Conlon, A; Taylor, J; Li, Y; Diaz-Ordaz, K; Elliott, M; (2017) Links between causal effects and causal association for surrogacy evaluation in a gaussian setting. Statistics in medicine. ISSN 0277-6715 DOI: https://doi.org/10.1002/sim.7430 Full text not available from this repository.

Diaz-Ordaz, K; Kenward, MG; Grieve, R; (2013) Handling missing values in cost effectiveness analyses that use data from cluster randomized trials. Journal of the Royal Statistical Society: Series A (Statistics in Society). n/a-n/a. ISSN 1467-985X DOI: https://doi.org/10.1111/rssa.12016 Full text not available from this repository.

Diaz-Ordaz, K; Kenward, MG; Grieve, R; (2014) Handling missing values in cost effectiveness analyses that use data from cluster randomized trials. Journal of the Royal Statistical Society Series A, (Statistics in Society), 177 (2). pp. 457-474. ISSN 0964-1998 DOI: https://doi.org/10.1111/rssa.12016 Full text not available from this repository.

Díaz-Ordaz, K; Kenward, MG; Cohen, A; Coleman, CL; Eldridge, S; (2014) Are missing data adequately handled in cluster randomised trials? A systematic review and guidelines. Clinical trials (London, England), 11 (5). pp. 590-600. ISSN 1740-7745 DOI: https://doi.org/10.1177/1740774514537136 Full text not available from this repository.

Froud, R; Eldridge, S; Diaz-Ordaz, K; Marinho, VC; Donner, A; (2012) Quality of cluster randomized controlled trials in oral health: a systematic review of reports published between 2005 and 2009. Community dentistry and oral epidemiology, 40 Sup. pp. 3-14. ISSN 0301-5661 DOI: https://doi.org/10.1111/j.1600-0528.2011.00660.x Full text not available from this repository.

Hooper, R; Díaz-Ordaz, K; Takeda, A; Khan, K; (2013) Comparing diagnostic tests: trials in people with discordant test results. Statistics in medicine, 32 (14). pp. 2443-56. ISSN 0277-6715 DOI: https://doi.org/10.1002/sim.5676 Full text not available from this repository.

Ng, ES; Diaz-Ordaz, K; Grieve, R; Nixon, RM; Thompson, SG; Carpenter, JR; (2013) Multilevel models for cost-effectiveness analyses that use cluster randomised trial data: An approach to model choice. Statistical methods in medical research. ISSN 0962-2802 DOI: https://doi.org/10.1177/0962280213511719 Full text not available from this repository.

Agbla, SC; DiazOrdaz, K; (2018) Reporting non-adherence in cluster randomised trials: A systematic review. Clinical trials (London, England). p. 1740774518761666. ISSN 1740-7745 DOI: https://doi.org/10.1177/1740774518761666

Devine, A; Taylor, SJ; Spencer, A; Diaz-Ordaz, K; Eldridge, S; Underwood, M; (2014) The agreement between proxy and self-completed EQ-5D for care home residents was better for index scores than individual domains. Journal of clinical epidemiology, 67 (9). pp. 1035-43. ISSN 0895-4356 DOI: https://doi.org/10.1016/j.jclinepi.2014.04.005

Diaz-Ordaz, K; Froud, R; Sheehan, B; Eldridge, S; (2013) A systematic review of cluster randomised trials in residential facilities for older people suggests how to improve quality. BMC medical research methodology, 13 (1). p. 127. ISSN 1471-2288 DOI: https://doi.org/10.1186/1471-2288-13-127

Diaz-Ordaz, K; Slowther, AM; Potter, R; Eldridge, S; (2013) Consent processes in cluster-randomised trials in residential facilities for older adults: a systematic review of reporting practices and proposed guidelines. BMJ open, 3 (7). ISSN 2044-6055 DOI: https://doi.org/10.1136/bmjopen-2013-003057

DiazOrdaz, K; Kenward, MG; Gomes, M; Grieve, R; (2016) Multiple imputation methods for bivariate outcomes in cluster randomised trials. Statistics in medicine, 35 (20). pp. 3482-96. ISSN 0277-6715 DOI: https://doi.org/10.1002/sim.6935

Diazordaz, K; Franchini, AJ; Grieve, R; (2017) Methods for estimating complier average causal effects for cost-effectiveness analysis. Journal of the Royal Statistical Society: Series A (Statistics in Society). n/a-n/a. ISSN 1467-985X DOI: https://doi.org/10.1111/rssa.12294

Gomes, M; Díaz-Ordaz, K; Grieve, R; Kenward, MG; (2013) Multiple Imputation Methods for Handling Missing Data in Cost-effectiveness Analyses That Use Data from Hierarchical Studies: An Application to Cluster Randomized Trials. Medical decision making, 33 (8). pp. 1051-63. ISSN 0272-989X DOI: https://doi.org/10.1177/0272989X13492203

Hossain, A; (2017) Missing Data in Cluster Randomised Trials. PhD (research paper style) thesis, London School of Hygiene & Tropical Medicine. DOI: https://doi.org/10.17037/PUBS.04646133

Hossain, A; Diaz-Ordaz, K; Bartlett, JW; (2016) Missing continuous outcomes under covariate dependent missingness in cluster randomised trials. Statistical methods in medical research. ISSN 0962-2802 DOI: https://doi.org/10.1177/0962280216648357

Hossain, A; DiazOrdaz, K; Bartlett, JW; (2017) Missing binary outcomes under covariate-dependent missingness in cluster randomised trials. Statistics in medicine. ISSN 0277-6715 DOI: https://doi.org/10.1002/sim.7334

Kahan, BC; Diaz-Ordaz, K; Homer, K; Carnes, D; Underwood, M; Taylor, SJ; Bremner, SA; Eldridge, S; (2014) Coping with persistent pain, effectiveness research into self-management (COPERS): statistical analysis plan for a randomised controlled trial. Trials, 15. p. 59. ISSN 1745-6215 DOI: https://doi.org/10.1186/1745-6215-15-59

Legido-Quigley, H; Karanikolos, M; Hernandez-Plaza, S; de Freitas, C; Bernardo, L; Padilla, B; Sá Machado, R; Diaz-Ordaz, K; Stuckler, D; McKee, M; (2016) Effects of the financial crisis and Troika austerity measures on health and health care access in Portugal. Health policy (Amsterdam, Netherlands), 120 (7). pp. 833-9. ISSN 0168-8510 DOI: https://doi.org/10.1016/j.healthpol.2016.04.009

Taylor, SJ; Carnes, D; Homer, K; Pincus, T; Kahan, BC; Hounsome, N; Eldridge, S; Spencer, A; Diaz-Ordaz, K; Rahman, A; (2016) Improving the self-management of chronic pain: COping with persistent Pain, Effectiveness Research in Self-management (COPERS). Programme Grants for Applied Research. ISSN 2050-4322 DOI: https://doi.org/10.3310/pgfar04140

Underwood, M; Lamb, S; Eldridge, S; Sheehan, B; Slowther, A; Spencer, A; Thorogood, M; Atherton, N; Bremner, S; Devine, A; +5 more... Diaz-Ordaz, K; Ellard, D; Potter, R; Spanjers, K; Taylor, S; (2013) Exercise for depression in care home residents: a randomised controlled trial with cost-effectiveness analysis (OPERA). Health technology assessment (Winchester, England), 17 (18). pp. 1-281. ISSN 1366-5278 DOI: https://doi.org/10.3310/hta17180

Underwood, M; Lamb, SE; Eldridge, S; Sheehan, B; Slowther, AM; Spencer, A; Thorogood, M; Atherton, N; Bremner, SA; Devine, A; +5 more... Diaz-Ordaz, K; Ellard, DR; Potter, R; Spanjers, K; Taylor, SJ; (2013) Exercise for depression in elderly residents of care homes: a cluster-randomised controlled trial. Lancet. ISSN 0140-6736 DOI: https://doi.org/10.1016/S0140-6736(13)60649-2