Cluster versus individual randomization in adolescent tobacco and alcohol studies: illustrations for design decisions

Fundamentals of Biostatistics.

1969 • 4,738 citations

Fundamentals of Biostatistics.

1987 • 1,205 citations

RANDOMIZATION BY CLUSTER

1981 • 674 citations

Approaches to sample size estimation in the design of clinical trials—a review

1984 • 251 citations

A Methodological Review of Non-Therapeutic Intervention Trials Employing Cluster Randomization, 1979–1989

1990 • 183 citations

Accounting for cluster randomization: a review of primary prevention trials, 1990 through 1993.

1995 • 178 citations

Data analysis and sample size issues in evaluations of community-based health promotion and disease prevention programs: A mixed-model analysis of variance approach

1991 • 132 citations

Intraclass Correlation among Common Measures of Adolescent Smoking: Estimates, Correlates, and Applications in Smoking Prevention Studies

1994 • 127 citations

An Empirical Study of Cluster Randomization

1982 • 105 citations

Cluster randomization trials in epidemiology: theory and application

1994 • 103 citations

An adolescent tobacco-use prevention trial in orthodontic offices.

1996 • 56 citations

The design of controlled experiments in the evaluation of non-therapeutic interventions

1982 • 42 citations