Sample size considerations in observational health care quality studies

A common objective in health care quality studies involves measuring and comparing the quality of care delivered to cohorts of patients by different health care providers. The data used for inference involve observations on units grouped within clusters, such as patients treated within hospitals. Un...

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Veröffentlicht in:	Statistics in medicine 2002-02, Vol.21 (3), p.331-345
Hauptverfasser:	Normand, Sharon-Lise T., Zou, Kelly H.
Format:	Artikel
Sprache:	eng
Schlagworte:	Anti-Inflammatory Agents, Non-Steroidal - therapeutic use Biological and medical sciences Cluster Analysis Computer Simulation Computerized, statistical medical data processing and models in biomedicine health care quality studies Health Services Research - methods Health Services Research - statistics & numerical data Heart Failure - drug therapy hierarchical binomial models Hospitals, Rural Hospitals, Teaching Humans Hypertension - drug therapy Medical sciences Medical statistics Models, Statistical Monte Carlo Method Myocardial Infarction - drug therapy Quality Assurance, Health Care - methods Quality Assurance, Health Care - statistics & numerical data Research Design Sample Size sample size determination
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