Cluster randomised trials: time for improvement : The implications of adopting a cluster design are still largely being ignored 

Por Campbell, Marion K, Grimshaw, Jeremy M
Publicado em 1998

Cost effectiveness calculations and sample size

Por Torgerson, David J, Campbell, Marion K
Publicado em 2000

Use of unequal randomisation to aid the economic efficiency of clinical trials

Por Torgerson, David J, Campbell, Marion K
Publicado em 2000

Decision aids for randomised controlled trials: a qualitative exploration of stakeholders’ views

Por Gillies, Katie, Skea, Zoë C, Campbell, Marion K
Publicado em 2014

CONSORT statement: extension to cluster randomised trials

Por Campbell, Marion K, Elbourne, Diana R, Altman, Douglas G
Publicado em 2004

Intracluster correlation coefficients in cluster randomized trials: empirical insights into how should they be reported

Por Campbell, Marion K, Grimshaw, Jeremy M, Elbourne, Diana R
Publicado em 2004

Meta-analysis of cigarette smoking, bone mineral density, and risk of hip fracture: Three studies were omitted from meta-analysis

Por Torgerson, David J, Reid, David M, Campbell, Marion K
Publicado em 1998

Analysis did not account for cluster randomisation

Por Maclennan, Graeme, Ramsay, Craig, Grimshaw, Jeremy M, Campbell, Marion K
Publicado em 2000

Reasons for participating in randomised controlled trials: conditional altruism and considerations for self

Por McCann, Sharon K, Campbell, Marion K, Entwistle, Vikki A
Publicado em 2010

Use of randomisation in clinical trials: a survey of UK practice

Por McPherson, Gladys C, Campbell, Marion K, Elbourne, Diana R
Publicado em 2012

Investigating the relationship between predictability and imbalance in minimisation: a simulation study

Por McPherson, Gladys C, Campbell, Marion K, Elbourne, Diana R
Publicado em 2013

Strengthening the ethical assessment of placebo-controlled surgical trials: three proposals

Por Rogers, Wendy, Hutchison, Katrina, Skea, Zoë C, Campbell, Marion K
Publicado no BMC Med Ethics (2014)

Effects of workplace-based dietary and/or physical activity interventions for weight management targeting healthcare professionals: a systematic review of randomised controlled tri...

Por Power, Brian T, Kiezebrink, Kirsty, Allan, Julia L, Campbell, Marion K
Publicado no BMC Obes (2014)

Understanding perceived determinants of nurses’ eating and physical activity behaviour: a theory-informed qualitative interview study

Por Power, Brian T., Kiezebrink, Kirsty, Allan, Julia L., Campbell, Marion K.
Publicado no BMC Obes (2017)

A centralised public information resource for randomised trials: a scoping study to explore desirability and feasibility

Por Langston, Anne L, Campbell, Marion K, Entwistle, Vikki A, Skea, Zoë
Publicado em 2005

Developing consumer‐led maternity services: a survey of women’s views in a local healthcare setting

Por Emslie, Margaret J., Campbell, Marion K., Walker, Kim A., Robertson, Susan, Campbell, Anne
Publicado no Health Expect (2001)

Subversion of allocation concealment in a randomised controlled trial: a historical case study

Por Kennedy, Andrew D. M., Torgerson, David J., Campbell, Marion K., Grant, Adrian M.
Publicado no Trials (2017)

Simple imputation methods were inadequate for missing not at random (MNAR) quality of life data

Por Fielding, Shona, Fayers, Peter M, McDonald, Alison, McPherson, Gladys, Campbell, Marion K
Publicado em 2008

Perceived difficulty and appropriateness of decision making by General Practitioners: a systematic review of scenario studies

Por McCleary, Nicola, Ramsay, Craig R, Francis, Jill J, Campbell, Marion K, Allan, Julia
Publicado no BMC Health Serv Res (2014)

Evaluation of interventions for informed consent for randomised controlled trials (ELICIT): protocol for a systematic review of the literature and identification of a core outcome...

Por Gillies, Katie, Entwistle, Vikki, Treweek, Shaun P., Fraser, Cynthia, Williamson, Paula R., Campbell, Marion K.
Publicado no Trials (2015)