Published in Stat Med on April 30, 2004
A new dependence parameter approach to improve the design of cluster randomized trials with binary outcomes. Clin Trials (2011) 1.55
Intraclass correlation estimates for cancer screening outcomes: estimates and applications in the design of group-randomized cancer screening studies. J Natl Cancer Inst Monogr (2010) 1.20
A priori postulated and real power in cluster randomized trials: mind the gap. BMC Med Res Methodol (2005) 1.19
Best (but oft-forgotten) practices: designing, analyzing, and reporting cluster randomized controlled trials. Am J Clin Nutr (2015) 1.12
Using second-order generalized estimating equations to model heterogeneous intraclass correlation in cluster-randomized trials. Stat Med (2009) 1.07
Methods for sample size determination in cluster randomized trials. Int J Epidemiol (2015) 0.85
Sample size considerations when groups are the appropriate unit of analysis. Appl Nurs Res (2007) 0.79
Measuring inconsistency in meta-analyses. BMJ (2003) 128.20
Quantifying heterogeneity in a meta-analysis. Stat Med (2002) 83.16
Association of dietary, circulating, and supplement fatty acids with coronary risk: a systematic review and meta-analysis. Ann Intern Med (2014) 12.79
C-reactive protein concentration and risk of coronary heart disease, stroke, and mortality: an individual participant meta-analysis. Lancet (2009) 11.81
Major lipids, apolipoproteins, and risk of vascular disease. JAMA (2009) 10.58
Separate and combined associations of body-mass index and abdominal adiposity with cardiovascular disease: collaborative analysis of 58 prospective studies. Lancet (2011) 9.07
Endovascular versus open repair of abdominal aortic aneurysm. N Engl J Med (2010) 7.83
Screening for type 2 diabetes and population mortality over 10 years (ADDITION-Cambridge): a cluster-randomised controlled trial. Lancet (2012) 6.81
Controlling the risk of spurious findings from meta-regression. Stat Med (2004) 6.80
C-reactive protein, fibrinogen, and cardiovascular disease prediction. N Engl J Med (2012) 6.39
A re-evaluation of random-effects meta-analysis. J R Stat Soc Ser A Stat Soc (2009) 5.81
Lipoprotein(a) concentration and the risk of coronary heart disease, stroke, and nonvascular mortality. JAMA (2009) 5.63
Plasma fibrinogen level and the risk of major cardiovascular diseases and nonvascular mortality: an individual participant meta-analysis. JAMA (2005) 5.60
Are missing outcome data adequately handled? A review of published randomized controlled trials in major medical journals. Clin Trials (2004) 5.26
Lipoprotein-associated phospholipase A(2) and risk of coronary disease, stroke, and mortality: collaborative analysis of 32 prospective studies. Lancet (2010) 4.46
Lipid-related markers and cardiovascular disease prediction. JAMA (2012) 3.91
Randomized trial to determine the effect of nebivolol on mortality and cardiovascular hospital admission in elderly patients with heart failure (SENIORS). Eur Heart J (2005) 3.89
Association between C reactive protein and coronary heart disease: mendelian randomisation analysis based on individual participant data. BMJ (2011) 3.65
A sustained mortality benefit from screening for abdominal aortic aneurysm. Ann Intern Med (2007) 3.27
Meta-analysis of individual patient data from randomized trials: a review of methods used in practice. Clin Trials (2005) 3.19
Abdominal aortic aneurysm expansion: risk factors and time intervals for surveillance. Circulation (2004) 3.07
Extending DerSimonian and Laird's methodology to perform multivariate random effects meta-analyses. Stat Med (2010) 3.07
Endovascular or open repair strategy for ruptured abdominal aortic aneurysm: 30 day outcomes from IMPROVE randomised trial. BMJ (2014) 2.98
Efficacy of a theory-based behavioural intervention to increase physical activity in an at-risk group in primary care (ProActive UK): a randomised trial. Lancet (2008) 2.98
Bias modelling in evidence synthesis. J R Stat Soc Ser A Stat Soc (2009) 2.74
Adjusting for partially missing baseline measurements in randomized trials. Stat Med (2005) 2.70
Effect of adding a diagnostic aid to best practice to manage suspicious pigmented lesions in primary care: randomised controlled trial. BMJ (2012) 2.66
Methodological challenges in online trials. J Med Internet Res (2009) 2.64
Predicting the extent of heterogeneity in meta-analysis, using empirical data from the Cochrane Database of Systematic Reviews. Int J Epidemiol (2012) 2.58
Poorer self assessed health in a prospective study of men with screen detected abdominal aortic aneurysm: a predictor or a consequence of screening outcome? J Epidemiol Community Health (2004) 2.42
Mendelian randomization analysis with multiple genetic variants using summarized data. Genet Epidemiol (2013) 2.34
Review of statistical methods for analysing healthcare resources and costs. Health Econ (2010) 2.27
Risk of microalbuminuria and progression to macroalbuminuria in a cohort with childhood onset type 1 diabetes: prospective observational study. BMJ (2008) 2.25
Regression dilution methods for meta-analysis: assessing long-term variability in plasma fibrinogen among 27,247 adults in 15 prospective studies. Int J Epidemiol (2006) 2.22
Meta-analysis of studies of alcohol and breast cancer with consideration of the methodological issues. Cancer Causes Control (2006) 2.17
Multivariable Mendelian randomization: the use of pleiotropic genetic variants to estimate causal effects. Am J Epidemiol (2015) 2.14
Use of allele scores as instrumental variables for Mendelian randomization. Int J Epidemiol (2013) 2.06
Endovascular repair of aortic aneurysm in patients physically ineligible for open repair. N Engl J Med (2010) 1.92
Clustering by health professional in individually randomised trials. BMJ (2005) 1.85
The ADDITION-Cambridge trial protocol: a cluster -- randomised controlled trial of screening for type 2 diabetes and intensive treatment for screen-detected patients. BMC Public Health (2009) 1.83
Avoiding bias from weak instruments in Mendelian randomization studies. Int J Epidemiol (2011) 1.75
Use of Mendelian randomisation to assess potential benefit of clinical intervention. BMJ (2012) 1.70
Impact and costs of incentives to reduce attrition in online trials: two randomized controlled trials. J Med Internet Res (2011) 1.66
Randomised crossover trial comparing the performance of Clinical Terms Version 3 and Read Codes 5 byte set coding schemes in general practice. BMJ (2003) 1.62
Flexible parametric models for random-effects distributions. Stat Med (2008) 1.61
On-line randomized controlled trial of an internet based psychologically enhanced intervention for people with hazardous alcohol consumption. PLoS One (2011) 1.61
Instrumental variable analysis with a nonlinear exposure-outcome relationship. Epidemiology (2014) 1.58
Does electronic monitoring influence adherence to medication? Randomized controlled trial of measurement reactivity. Ann Behav Med (2014) 1.58
The DYD-RCT protocol: an on-line randomised controlled trial of an interactive computer-based intervention compared with a standard information website to reduce alcohol consumption among hazardous drinkers. BMC Public Health (2007) 1.56
Which behavior change techniques are associated with changes in physical activity, diet and body mass index in people with recently diagnosed diabetes? Ann Behav Med (2015) 1.56
Psychological impact of genetic counseling for familial cancer: a systematic review and meta-analysis. J Natl Cancer Inst (2004) 1.55
Randomized controlled trial evaluation of a tailored leaflet and SMS text message self-help intervention for pregnant smokers (MiQuit). Nicotine Tob Res (2012) 1.52
Impact of an informed choice invitation on uptake of screening for diabetes in primary care (DICISION): randomised trial. BMJ (2010) 1.52
Using published data in Mendelian randomization: a blueprint for efficient identification of causal risk factors. Eur J Epidemiol (2015) 1.51
The ProActive trial protocol - a randomised controlled trial of the efficacy of a family-based, domiciliary intervention programme to increase physical activity among individuals at high risk of diabetes [ISRCTN61323766]. BMC Public Health (2004) 1.51
Fidelity of delivery of a physical activity intervention: predictors and consequences. Psychol Health (2008) 1.51
Effect of communicating DNA based risk assessments for Crohn's disease on smoking cessation: randomised controlled trial. BMJ (2012) 1.51
The use of random effects models to allow for clustering in individually randomized trials. Clin Trials (2005) 1.50
Diagnosis of genito-urinary tract cancer by detection of minichromosome maintenance 5 protein in urine sediments. J Natl Cancer Inst (2002) 1.48
Development and evaluation of a brief self-completed family history screening tool for common chronic disease prevention in primary care. Br J Gen Pract (2013) 1.45
Bias in causal estimates from Mendelian randomization studies with weak instruments. Stat Med (2011) 1.44
What is the effect of a consultant presence in an acute medical unit? Clin Med (2009) 1.39
Psychological impact of genetic counseling for familial cancer: a systematic review and meta-analysis. Fam Cancer (2006) 1.30
Improving bias and coverage in instrumental variable analysis with weak instruments for continuous and binary outcomes. Stat Med (2012) 1.27
Methods for incorporating covariate adjustment, subgroup analysis and between-centre differences into cost-effectiveness evaluations. Health Econ (2005) 1.25
DNA replication licensing in somatic and germ cells. J Cell Sci (2004) 1.21
Joint modelling of longitudinal and time-to-event data with application to predicting abdominal aortic aneurysm growth and rupture. Biom J (2011) 1.19
Uncertainty and validation of health economic decision models. Health Econ (2010) 1.17
Allowing for missing outcome data and incomplete uptake of randomised interventions, with application to an Internet-based alcohol trial. Stat Med (2011) 1.16
Multiple imputation for handling systematically missing confounders in meta-analysis of individual participant data. Stat Med (2013) 1.16
Impact of body mass index on prevalence of multimorbidity in primary care: cohort study. Fam Pract (2013) 1.13
Objectively measured physical activity and fat mass in children: a bias-adjusted meta-analysis of prospective studies. PLoS One (2011) 1.11
Influences on the variation in prevalence of type 2 diabetes between general practices: practice, patient or socioeconomic factors? Br J Gen Pract (2003) 1.11
Developing appropriate methods for cost-effectiveness analysis of cluster randomized trials. Med Decis Making (2011) 1.10
Screening for type 2 diabetes is feasible, acceptable, but associated with increased short-term anxiety: a randomised controlled trial in British general practice. BMC Public Health (2008) 1.10
A framework for addressing structural uncertainty in decision models. Med Decis Making (2011) 1.09
Prevalence of abnormal lipid profiles and the relationship with the development of microalbuminuria in adolescents with type 1 diabetes. Diabetes Care (2009) 1.08
A framework for quantifying net benefits of alternative prognostic models. Stat Med (2011) 1.08
Use of angiotensin converting enzyme inhibitors is associated with increased growth rate of abdominal aortic aneurysms. J Vasc Surg (2010) 1.07
Repression of DNA replication licensing in quiescence is independent of geminin and may define the cell cycle state of progenitor cells. Exp Cell Res (2005) 1.07
Validity of smoking prevalence estimates from primary care electronic health records compared with national population survey data for England, 2007 to 2011. Pharmacoepidemiol Drug Saf (2013) 1.04
An explanatory randomised controlled trial of a nurse-led, consultation-based intervention to support patients with adherence to taking glucose lowering medication for type 2 diabetes. BMC Fam Pract (2012) 1.03
Optimal multistage designs for randomised clinical trials with continuous outcomes. Stat Med (2011) 1.03
Wei, Lin and Weissfeld's marginal analysis of multivariate failure time data: should it be applied to a recurrent events outcome? Stat Methods Med Res (2007) 1.03
Accounting for uncertainty in health economic decision models by using model averaging. J R Stat Soc Ser A Stat Soc (2009) 1.02
The rupture rate of large abdominal aortic aneurysms: is this modified by anatomical suitability for endovascular repair? Ann Surg (2008) 1.02
Prior distributions for the intracluster correlation coefficient, based on multiple previous estimates, and their application in cluster randomized trials. Clin Trials (2005) 1.01
Randomized controlled trial to assess the short-term effectiveness of tailored web- and text-based facilitation of smoking cessation in primary care (iQuit in practice). Addiction (2014) 1.01
Turning the pump handle: evolving methods for integrating the evidence on gene-disease association. Am J Epidemiol (2007) 1.01
Protocol for the ADDITION-Plus study: a randomised controlled trial of an individually-tailored behaviour change intervention among people with recently diagnosed type 2 diabetes under intensive UK general practice care. BMC Public Health (2011) 1.01
Surveillance intervals for small abdominal aortic aneurysms: a meta-analysis. JAMA (2013) 1.01
Impact of length or relevance of questionnaires on attrition in online trials: randomized controlled trial. J Med Internet Res (2011) 1.01
Investigating theoretical explanations for behaviour change: the case study of ProActive. Psychol Health (2008) 0.99
Vitreous attachment in age-related macular degeneration, diabetic macular edema, and retinal vein occlusion: a systematic review and metaanalysis. Retina (2013) 0.99
Targeting DNA replication before it starts: Cdc7 as a therapeutic target in p53-mutant breast cancers. Am J Pathol (2010) 0.99