Sample Size Calculations for Cluster Randomised Trials

Clinical Trials: A Practical Approach.

1984 • 2,966 citations

Clinical trials: A practical approach

1984 • 1,236 citations

The unit of analysis error in studies about physicians’ patient care behavior

1992 • 770 citations

Understanding controlled trials: Why are randomised controlled trials important?

1998 • 746 citations

RANDOMIZATION BY CLUSTER

1981 • 674 citations

The Estimation of Intraclass Correlation in the Analysis of Family Data

1980 • 301 citations

Some Aspects of the Design and Analysis of Cluster Randomization Trials

1998 • 169 citations

Sample size formulae for intervention studies with the cluster as unit of randomization

1988 • 135 citations

Randomised trial of educational visits to enhance use of systematic reviews in 25 obstetric units

1998 • 113 citations

An Empirical Study of Cluster Randomization

1982 • 105 citations

What constitutes controlled hypertension? Patient based comparison of hypertension guidelines

1996 • 102 citations

Sample size requirements for stratified cluster randomization designs

1992 • 99 citations

Medical audit in general practice. I: Effects on doctors' clinical behaviour for common childhood conditions. North of England Study of Standards and Performance in General Practice.

1992 • 94 citations

Randomization by Group in Studying the Effect of Drug Information in Primary Care

1992 • 44 citations

Computerized concurrent review of prenatal care.

1978 • 41 citations

Endometrial assessment procedures: an audit of current practice in Scotland

1997 • 22 citations

Laparoscopic sterilisation: opinion and practice among gynaecologists in Scotland

1997 • 20 citations