R: Upstate New York Leukemia Data

NYleukemia {RgoogleMaps} | R Documentation

## Upstate New York Leukemia Data

### Description

Census tract level (`n=281`) leukemia data for the 8 counties in upstate New York from 1978-1982, paired with population data from the 1980 census.

### Usage

    data(NYleukemia)

### Format

List with 5 items:

`geo` | table of the FIPS code, longitude, and latitude of the geographic centroid of each census tract
`data` | table of the FIPS code, number of cases, and population of each census tract
`spatial.polygon` | object of class SpatialPolygons (See SpatialPolygons-class) containing a map of the study region
`surrounded` | row IDs of the 4 census tracts that are completely surrounded by the `surrounding` census tracts
`surrounding` | row IDs of the 4 census tracts that completely surround the `surrounded` census tracts

### Source

http://www.sph.emory.edu/~lwaller/ch4index.htm

### References

Turnbull, B. W. et al (1990) Monitoring for clusters of disease: application to leukemia incidence in upstate New York American Journal of Epidemiology, 132, 136–143

### Examples

    data(NYleukemia)
      population <- NYleukemia$data$population
      cases <- NYleukemia$data$cases
      mapNY <- GetMap(center=c(lon=-76.00365, lat=42.67456), destfile = "NYstate.png",
      maptype = "mobile", zoom=9)
      ColorMap(100*cases/population, mapNY, NYleukemia$spatial.polygon, add = FALSE,
      alpha = 0.35, log = TRUE, location = "topleft")

[Package RgoogleMaps version 1.4.1 Index]