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. Author manuscript; available in PMC: 2012 Jun 4.
Published in final edited form as: Epidemiology. 2009 Mar;20(2):205–213. doi: 10.1097/EDE.0b013e318190ee08

TABLE 3.

Increase in Heat- and Cold-Related Mortality Effect Estimates Per Interquartile (IQR) Increase in a Community-Specific Weather-Related Characteristic

Community-specific Variable IQR (°F) Change in Relative Effect (%)
Change in Absolute Effect (%)
Change in Heat Wave Effect (%)
Heat Cold Heat Cold
Yearly temperature 12.9 −39.6a 27.0 −69.5a 94.0a −45.0c
Summer temperature 9.2 −69.4a −112.2a −24.0
Winter temperature 17.7 27.2 98.0a
Dew point temperature 9.4 −24.0b 27.0c −43.2a 86.0a −18.1
Summer dew point temperature 8.4 −44.4a −59.1a 2.7
Winter dew point temperature 17.5 34.4c 117a
a

Significant at P < 0.01.

b

Significant at P < 0.05.

c

Significant at P < 0.10.

The values reflect the percentage increase in each specific heat or cold effect metric for an interquartile change in the specified long-term community-specific variable.