NNT Calculator (v. 1.0)
Andstat опубликовал приложение 2010-12-13
This app. calculates the risk difference, and number needed to treat, with Wilson score confidence intervals (CIs). Wilson scores have superior coverage properties to Wald intervals. Further details are provided. The combination of an easy-to-use GUI and robust CIs, make this a must-have app. for health researchers! |
US$1.27
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Relative Risk Calculator (v. 1.2)
Andstat опубликовал приложение 2010-12-09
Relative Risk Calculator calculates the risk ratio and Confidence Intervals (width set by user) from a 2x2 table. A straightforward easy-to-use design, and detailed notes on how to interpret the output (including worked examples) make this a good choice for students, as well as a handy tool for health researchers. |
Бесплатно
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Odds Ratio Calculator (v. 1.2)
Andstat опубликовал приложение 2010-12-08
Odds Ratio Calculator calculates the Odds Ratio and Confidence Intervals (width is set by the user) from a 2x2 table. A straightforward easy-to-use design, and detailed notes on how to interpret the output (including worked examples) make this a good choice for students, as well as a handy tool for health researchers. |
US$0.99
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Samclus (v. 1.2)
Andstat опубликовал приложение 2010-11-29
Samclus is a cluster sample size calculator for randomised trials. Download if you want to know how many clusters to recruit and have estimates of mean cluster size, intraclass correlation coefficient (ICC), and an idea of the smallest and largest cluster size expected (or the coefficient of variation of cluster size). |
Бесплатно
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