HKdata: Air pollution and hospital admissions due to respiratory and...

In VGAMextra: Additions and Extensions of the 'VGAM' Package

Air pollution and hospital admissions due to respiratory and cardiovascular causes, Hong Kong.

Description

Daily air pollution levels and hospital admissions due to respiratory and cardiovascular causes, between 1 January 1994 and 31 December 1997, Hong Kong.

Usage

data(HKdata)

Format

This is a subset of the data analyzed in Xia and Tong (2006) which stores the following time series:

no

Time vector,

cardio, resp

Integer. Daily hospital admissions due to respiratory and cardiovascular causes, 1 January 1994 and 31 December 1997.

no2, so2, rsp, o3

Numeric. Daily mean average of \textrm{NO}_{2}, \textrm{SO}_{2}, respirable suspended particles (rsp; that is \textrm{PM}_{10}), and \textrm{O}_{3}, in parts per billion (ppb).

temp, hum

Numeric. Daily mean average of temperature (Celsius deg.) and humidity (%)

mon, tue, wed, thur, fri, sat

Factors with two levels. Weekdays/weekends indicator variables.

Source

Data set retrieved from https://blog.nus.edu.sg/homepage/research/

References

Xia, Y. and Tong, H. (2006) Cumulative effects of air pollution on public health. Statistics in Medicine. 25(29), 3548-3559.

Examples

data(HKdata)
summary(HKdata[, -1])

VGAMextra documentation built on Nov. 2, 2023, 5:59 p.m.