Sample Size Calculation for Paired

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Tác giả: Nilotpal Chowdhury, Manish Goyal, Shyam Vayyat

Ngôn ngữ: eng

Ký hiệu phân loại: 965.054 1992-

Thông tin xuất bản: India : The Journal of the Association of Physicians of India , 2025

Mô tả vật lý:

Bộ sưu tập: NCBI

ID: 712887

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Sample size calculation is an important step for carrying out any research. Most of the sample size estimating utilities/applications use the standard deviation of differences in their formula for paired design, which usually is not reported in the published articles. Researchers are left to use the pooled standard deviation (SDp) instead of using the standard deviation of differences. The standard deviation of differences gives a more accurate estimate of sample size for a paired design. The standard deviation of differences can be determined from the

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