ormidp.test: odds ratio test for independence (p value) for a 2x2 table

In epitools: Epidemiology Tools

Description

Test for independence using the mid-p method (Rothman 1998)

Usage

ormidp.test(a1, a0, b1, b0, or = 1)

Arguments

a1	number of exposed cases
a0	number of unexposed cases
b1	number of exposed noncases (controls)
b0	number of unexposed noncases (controls)
or	odds ratio reference value (default is no association)

Details

Test for independence using the mid-p method (Rothman 1998)

Value

$one.sided	one-sided p value
$two.sided	two-sided p value

Author(s)

Tomas Aragon, [e-mail], http://www.phdata.science

References

Kenneth J. Rothman and Sander Greenland (1998), Modern Epidemiology, Lippincott-Raven Publishers

Kenneth J. Rothman (2002), Epidemiology: An Introduction, Oxford University Press

Nicolas P. Jewell (2004), Statistics for Epidemiology, 1st Edition, 2004, Chapman & Hall, pp. 73-81

See Also

tab2by2.test, oddsratio, riskratio

Examples

##rothman p. 243
ormidp.test(12,2,7,9)

##jewell p. 79
ormidp.test(347,555,20,88)

Example output

   one.sided  two.sided
1 0.01166084 0.02332167
     one.sided    two.sided
1 1.167578e-05 2.335156e-05

epitools documentation built on March 26, 2020, 9:14 p.m.