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Cogent Mathematics Volume 3, 2016 - Issue 1
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Research Article

Bayesian index to compare assumed survival functions of two hazards following exponential distributions

Yohei KawasakiDepartment of Drug Evaluation & Informatics, School of Pharmaceutical Sciences, University of Shizuoka, Shizuoka, JapanCorrespondence[email protected] [email protected]
View further author information
,
Masaaki DoiClinical Data Science & Quality Management Department, Toray Industries, Inc., Tokyo, Japan;Graduate School of Science and Engineering, Chuo University, Tokyo, JapanView further author information
,
Kazuki IdeDepartment of Drug Evaluation & Informatics, School of Pharmaceutical Sciences, University of Shizuoka, Shizuoka, JapanView further author information
&
Etsuo MiyaokaDepartment of Mathematics, Tokyo University of Science, Tokyo, JapanView further author information
|
Hiroshi ShiraishiKeio University, JapanView further author information
(Reviewing Editor)
Article: 1193927 | Received 19 Feb 2016, Accepted 19 May 2016, Published online: 21 Jun 2016

Figures & data

Figure 1. Comparison of the results under the censoring ratios 10 and 40% when n1 = n2 = 10 and n1 = n2 = 20.

Notes: The vertical axis shows the difference between the exact probability and the approximate probability, and the horizontal axis indicates the hazard ratio.
Figure 1. Comparison of the results under the censoring ratios 10 and 40% when n1 = n2 = 10 and n1 = n2 = 20.

Figure 2. Comparison of the results under the censoring ratios 10 and 40% when n1 = n2 = 50 and n1 = n2 = 100.

Notes: The vertical axis shows the difference between the exact probability and the approximate probability, and the horizontal axis indicates the hazard ratio.
Figure 2. Comparison of the results under the censoring ratios 10 and 40% when n1 = n2 = 50 and n1 = n2 = 100.

Figure 3. Comparison of the results under the censoring ratios 10 and 40% when n1 = 15, n2 = 5 and n1 = 75, n2 = 25.

Notes: The vertical axis shows the difference between the exact probability and the approximate probability, and the horizontal axis indicates the hazard ratio.
Figure 3. Comparison of the results under the censoring ratios 10 and 40% when n1 = 15, n2 = 5 and n1 = 75, n2 = 25.

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