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

Usage

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

Source

From the NMMAPS study.

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

# \donttest{
plot(
  CVDdaily$date,
  CVDdaily$cvd,
  type = 'p',
  xlab = 'Date',
  ylab = 'Number of CVD deaths')

# }