Description Usage Arguments Author(s) References Examples
Compute Cornfield midp confidence interval for the odds ratio of two independent binomial proportions.
1 | Cornfieldmidp.CI(x1, n1, x2, n2, conf = 0.95, interval = c(1e-08, 1e+08))
|
x1 |
number of events in group 1. |
n1 |
number of trials in group 1. |
x2 |
number of events in group 2. |
n2 |
number of trials in group 2. |
conf |
confidence level. |
interval |
solution finding range. |
Libo Sun
Cornfield, J. (1956). A statistical problem arising from retrospective studies. In Proceedings of the third Berkeley symposium on mathematical statistics and probability, volume 4, pages 135-148. University of California Press Berkeley.
Lancaster, H. (1961). Significance tests in discrete distributions. Jornal of the American Statistical Association, 56(294):223-234.
1 2 3 4 | # x1=2, n1=14, x2=1, n2=11
# 95% confidence interval for the odds ratio
Cornfieldmidp.CI(2, 14, 1, 11)
|
[1] 0.1102018 53.7898565
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