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ERIC Number: EJ401711
Record Type: Journal
Publication Date: 1989
Pages: N/A
Abstractor: N/A
ISBN: N/A
ISSN: N/A
EISSN: N/A
Attrition and Augmentation Biases in Time Series Analysis: Evaluation of Clinical Programs.
Fitz, Don; Tryon, Warren W.
Evaluation and Program Planning, v12 n3 p259-70 1989
Methods of using simplified time series analysis (STSA) in evaluating clinical programs are discussed. STSA assists in addressing problems of attrition/augmentation of subjects in programs with changing populations. Combining individually calculated "C" statistics in a simple aggregate analysis of restraint usage by nursing home staff eliminated a statistical bias source. (SLD)
Descriptors: Attrition (Research Studies), Clinics, Evaluation Problems, Experimental Groups, Nursing Homes, Program Evaluation, Research Problems, Sample Size, Statistical Analysis, Statistical Bias
Publication Type: Journal Articles; Reports - Evaluative
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Grant or Contract Numbers: N/A