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Name:

Diagnosis of Multiple Sclerosis

Description:

Data from Westlund \& Kurland (1953) on the diagnosis of multiple sclerosis (MS): two samples of patients, one from Winnipeg and one from New Orleans, were each rated by two neurologists (one from each city) in four diagnostic categories.

Variables:

A 3-dimensional array resulting from cross-tabulating 218 observations on 3 variables. The variables and their levels are as follows:

No	Name	Levels
1	New Orleans Neurologist	Certain, Probable, Possible, Doubtful
2	Winnipeg Neurologist	Certain, Probable, Possible, Doubtful
3	Patients	Winnipeg, New Orleans

Link To Google Sheets:

Rows:

Columns:

Files:

Diagnosis of Multiple Sclerosis_283_71.csv

License Type:

Public Domain (CC0)

References/Notes/Attributions:

Source

M. Friendly (2000), Visualizing Categorical Data: http://euclid.psych.yorku.ca/ftp/sas/vcd/catdata/msdiag.sas

References

K. B. Westlund \& L. T. Kurland (1953), Studies on multiple sclerosis in Winnipeg, Manitoba and New Orleans, Louisiana, American Journal of Hygiene, 57, 380–396.

M. Friendly (2000), Visualizing Categorical Data. SAS Institute, Cary, NC.

R Dataset Upload:

Use the following R code to directly access this dataset in R.

d <- read.csv("https://www.key2stats.com/Diagnosis_of_Multiple_Sclerosis_283_71.csv")