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Basic Research for Clinicians

2 x 2 Contingency Table: Fisher’s Exact Test

Volume 3, Apr 2014

Padam Singh, PhD, Gurgaon, India

 While dealing with comparison of new drug with the standard treatment one is faced with the problem of small numbers specially in phase-1 trials or pilot studies. The analysis of data in such situations requires special treatment. This paper presents the issues involved in the test of significance for the association of attributes for
small samples. It is recommended to use Fisher’s Exact Test in such situations.

Keywords: Attributes, Association, Chi- square test, Correction for continuity, Exact test

Volume 3, Number 2, Pages: 66-70

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