coin (version 0.4-2)

neuropathy: Acute Painful Diabetic Neuropathy

Description

The logarithm of the ratio of pain scores at baseline and after four weeks for a control and treatment group.

Usage

data("neuropathy")

source

William J. Conover & David S. Salsburg (1988), Locally most powerful tests for detecting treatment effects when only a subset of patients can be expected to "respond" to treatment. Biometrics 44, 189--196.

Details

Data from Table 1 of Conover & Salsburg (1988).

Examples

data("neuropathy", package = "coin")

### compare with Table 2 of Conover & Salsburg (1988)
oneway_test(pain ~ group, data = neuropathy, alternative = "less",
            distribution = "exact")

wilcox_test(pain ~ group, data = neuropathy, alternative = "less", 
            distribution = "exact")

oneway_test(pain ~ group, data = neuropathy, 
            distribution = approximate(B = 10000),
            alternative = "less", ytrafo = function(data) trafo(data,
            numeric_trafo = consal_trafo))