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Sleuth2 (version 2.0-7)

ex1512: Melanoma and Sunspot Activity---An Observational Study

Description

Several factors suggest that the incidence of melanoma is related to solar radiation. Data has the age-adjusted melanoma incidence among males from Connecticut Tumor Registry, 1936--1972.

Usage

ex1512

Arguments

Format

A data frame with 37 observations on the following 3 variables.

Year

year

Melanoma

male melanoma incidence in number of cases per 100,000 population

Sunspot

sunspot relative number

References

Houghton, A., Munster, E.W. and Viola, M.V. (1978). Increased Incidence of Malignant Melanoma After Peaks of Sunspot Activity, Lancet: 759--760.

Examples

Run this code
str(ex1512)

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