BASIC STATISTICAL CONCEPTS FOR SAMPLE SIZE ESTIMATION

Basic Statistical Concepts for Sample Size Estimation

For grant proposals the investigator has to include pink aero chocolate an estimation of sample size.The size of the sample should be adequate enough so that there is sufficient data to reliably answer the research question being addressed by the study.At the very planning stage of the study the investigator has to involve the statistician.To have

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Metastases to the thyroid gland: ultrasonographic findings and diagnostic value of fine-needle aspiration cytology

IntroductionIn the present study, we aimed to analyze ultrasonographic findings of metastases to the thyroid and explore the role of fine-needle aspiration cytology (FNAC) in the diagnosis ruoan s?ilytysastia of metastases to the thyroid.MethodsTwelve cases of cytologically or/and pathologically confirmed metastatic tumors of the thyroid gland were

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