Statistical notes for clinical researchers: Sample size calculation 2. Comparison of two independent proportions.
نویسنده
چکیده
154 This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/ by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. Statistical notes for clinical researchers: Sample size calculation 2. Comparison of two independent proportions Open lecture on statistics
منابع مشابه
Statistical notes for clinical researchers: Sample size calculation 1. comparison of two independent sample means.
74 This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/ by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. Statistical notes for clinical researchers: Sample size calculation 1. Comparison of two...
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231 This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/ by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. Statistical notes for clinical researchers: Sample size calculation 3. Comparison of se...
متن کاملآیا می‌خواهید مفهوم حجم نمونه و توان آزمون‌های آماری را عمیق‌تر درک نمایید؟
Sample size estimation is one of the crucial issues in the research methodology in medical sciences. It is an important issue for not only researchers but also readers of medical papers their frequent questions show how much they need to simple but accurate information. This paper presents the basic concepts of sample size calculation, and simplifies complicated issues using concrete example...
متن کاملتعیین حجم نمونه در داده های دوتایی برای دو گروه مستقل در مطالعات پزشکی
Backgound and Objectives: Nowadats, it is very common to investigate the effect of a new method or medicine by using a comparison between two independent groups in many clinical studies, but unfortunately the sample size part has not been done based on scientific formulas but on practical issues in some researches of this type of cinical studies, and this makes some unreliable results. Therefor...
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In clinical research, in addition to continuous responses, primary clinical endpoints for assessment of efficacy and safety of a drug product under investigation could be binary responses. For example, in cancer trials, patients’ clinical reaction to the treatment is often classified as response (e.g., complete response or partial response) or nonresponse. Based on these binary responses, the p...
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ورودعنوان ژورنال:
- Restorative dentistry & endodontics
دوره 41 2 شماره
صفحات -
تاریخ انتشار 2016