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Table 2 Distribution of PM concentrations and meteorological factors in three Korean cities from 2013 to 2017

From: The short-term effect of ambient particulate matter on suicide death

Variables

Mean

SD

Min

Percentile

Max

25

50

75

Air pollutants

       

 PM10 (µg/m3)

50.736

28.318

2.125

33.065

45.482

62.182

604.83

 PM2.5 (µg/m3)a

26.011

14.147

0.042

16.236

23.377

32.917

143.333

Weather conditions

       

 Temperature (℃)

12.9

10.5

-16.7

3.4

14.2

22.4

31.4

 Relative humidity (%)

66.0

15.3

15.8

55.13

66.38

76.78

100.0

 Sunshine (hr)

0.51

0.30

0.00

0.25

0.59

0.78

0.96

 Air pressure (hPa)

1009.89

8.81

980.36

1002.96

1009.92

1016.39

1035.71

  1. PM10, particulate matter ≤ 10\(\mu m\) in diameter; PM2.5, particulate matter ≤ 2.5\(\mu m\) in diameter; SD, Standard deviation
  2. a PM2.5 only consisted of data from 2015 to 2017
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Environmental Health

ISSN: 1476-069X