season (version 0.3.13)

CVDdaily: Daily Cardiovascular Deaths in Los Angeles, 1987--2000

Description

Daily number of deaths from cardiovascular disease in people aged 75 and over in Los Angeles for the years 1987 to 2000.

Usage

data(CVDdaily)

Format

A data frame with 5114 observations on the following 16 variables.

date

date of death in date format (year-month-day)

cvd

daily number of CVD deaths

dow

day of the week (character)

tmpd

daily mean temperature (degrees Fahrenheit)

o3mean

daily mean ozone (parts per billion)

o3tmean

daily trimmed mean ozone (parts per billion)

Mon

indicator variable for Monday

Tue

indicator variable for Tuesday

Wed

indicator variable for Wednesday

Thu

indicator variable for Thursday

Fri

indicator variable for Friday

Sat

indicator variable for Saturday

month

month (integer from 1 to 12)

winter

indicator variable for winter

spring

indicator variable for spring

summer

indicator variable for summer

autumn

indicator variable for autumn

References

Samet JM, Dominici F, Zeger SL, Schwartz J, Dockery DW (2000). The National Morbidity, Mortality, and Air Pollution Study, Part I: Methods and Methodologic Issues. Research Report 94, Health Effects Institute, Cambridge MA.

Examples

# NOT RUN {
data(CVDdaily)
plot(CVDdaily$date, CVDdaily$cvd, type='p', xlab='Date',
     ylab='Number of CVD deaths')
# }