neuropathy {coin}R Documentation

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")

Format

A data frame with 58 observations on the following 2 variables.

pain

pain scores: ln(baseline/final).

group

a factor with levels control and treat.

Details

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

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.

Examples


  ### 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))


[Package coin version 1.0-20 Index]