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Comparing Two Tests for Two Rates |
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| Authors: | Chunpeng Fan Lin Wang Lynn Wei |
| Institution: | Department of Biostatistics and Programming, Sanofi U.S. Inc., Bridgewater, NJ |
| Abstract: | This article rigorously proves superiority of the proportion χ2 test to the logistic regression Wald test in terms of power when comparing two rates, despite their asymptotic equivalence under the null hypothesis that the two rates are equal. |
| Keywords: | Logistic regression Parabola Proportion χ2 test |