Batch Sampling to Improve Power in a Community Trial: Experience from the Pawtucket Heart Health Program.

Feldman, Henry A.; And Others

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Peer reviewed

ERIC Number: EJ530203

Record Type: Journal

Publication Date: 1996

Pages: N/A

Abstractor: N/A

ISBN: N/A

ISSN: ISSN-0193-841X

EISSN: N/A

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Batch Sampling to Improve Power in a Community Trial: Experience from the Pawtucket Heart Health Program.

Feldman, Henry A.; And Others

Evaluation Review, v20 n3 p244-74 Jun 1996

A method is described for increasing residual degrees of freedom in a community experiment without substantially increasing cost or difficulty by dividing experimental subunits into batches. Theoretical advantages of batch sampling are described and illustrated with data from the Pawtucket Heart Health Program. (SLD)

Descriptors: Community Health Services, Costs, Difficulty Level, Evaluation Methods, Health Programs, Power (Statistics), Program Evaluation, Research Methodology, Sampling

Publication Type: Reports - Evaluative; Journal Articles

Education Level: N/A

Audience: N/A

Language: English

Sponsor: N/A

Authoring Institution: N/A

Grant or Contract Numbers: N/A

Author Affiliations: N/A