Wrapper for _CI_2x2 functions on Chapter 4.

the_2x2_table_CIs_ratio(n, alpha = 0.05)

Arguments

n

frequency matrix

alpha

type I error

Value

NULL. This function should be called for its printed output

See also

the_2x2_table_CIs_difference the_2x2_table_CIs_OR the_2x2_table_tests

Examples

# An RCT of high vs standard dose of epinephrine (Perondi et al., 2004)
the_2x2_table_CIs_ratio(perondi_2004)
#> Estimate of pi_1: 7 / 34 = 0.206
#> Estimate of pi_2: 1 / 34 = 0.029
#> Estimate of phi = pi_1 / pi_2: 7.000
#> 
#> Interval method                            95% CI      Log width
#> ----------------------------------------------------------------
#> Katz log                              0.910 to 53.870    4.081
#> Adjusted log                          0.924 to 27.052    3.377
#> Price-Bonett approximate Bayes        0.921 to 36.545    3.681
#> Inverse sinh                          1.167 to 41.983    3.583
#> Adjusted inverse sinh                 1.166 to 42.029    3.585
#> MOVER-R Wilson                        1.154 to 41.976    3.594
#> Miettinen-Nurminen asymptotic score   1.209 to 43.033    3.573
#> Koopman asymptotic score              1.221 to 42.576    3.552
#> ----------------------------------------------------------------

# The association between CHRNA4 genotype and XFS (Ritland et al., 2007)
the_2x2_table_CIs_ratio(ritland_2007)
#> Estimate of pi_1: 0 / 16 = 0.000
#> Estimate of pi_2: 15 / 72 = 0.208
#> Estimate of phi = pi_1 / pi_2: 0.000
#> 
#> Interval method                            95% CI      Log width
#> ----------------------------------------------------------------
#> Katz log                              0.000 to    Inf      Inf
#> Adjusted log                          0.009 to  2.251    5.530
#> Price-Bonett approximate Bayes        0.001 to  3.425    7.836
#> Inverse sinh                          0.000 to  1.152      Inf
#> Adjusted inverse sinh                 0.000 to  1.152      Inf
#> MOVER-R Wilson                        0.000 to  1.002      Inf
#> Miettinen-Nurminen asymptotic score   0.000 to  0.971      Inf
#> Koopman asymptotic score              0.000 to  0.962      Inf
#> ----------------------------------------------------------------