Sample Size Estimation in Clinical Research
نویسندگان
چکیده
منابع مشابه
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This review basically provided a conceptual framework for sample size calculation in epidemiologic studies with various designs and outcomes. The formula requirement of sample size was drawn based on statistical principles for both descriptive and comparative studies. The required sample size was estimated and presented graphically with different effect sizes and power of statistical test at 95...
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ژورنال
عنوان ژورنال: Chest
سال: 2020
ISSN: 0012-3692
DOI: 10.1016/j.chest.2020.03.010