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Table 1 Summary statistics for climate variables, air pollutants, and pediatric asthma in Brisbane, Australia, during January1st 2003 to December 31st 2009

From: Diurnal temperature range and childhood asthma: a time-series study

Variables

Median

Range

Percentile

   

25

75

Mean temperature (°C)

20.9

9.0–34.2

17.3

23.8

Maximum temperature (°C)

25.8

13.8–40.2

23.0

28.1

Minimum temperature (°C)

16.1

−0.1–28.1

11.7

19.8

Diurnal temperature range (°C)

9.8

0.6–21.6

7.5

12.2

Relative humidity (%)

58.0

5.0–98.0

49.0

67.0

O3 (ppb)

12.3

1.7–31.6

9.9

14.9

PM10 (μg/m3)

14.5

4.4–355.2

11.7

17.9

NO2 (μg/m3)

6.0

0–25.3

3.8

9.7

EDAs for childhood asthma

5

0–23

3

7

0–4 asthma

3

0–15

2

5

5–9 asthma

1

0–9

0

2

10–14 asthma

0

0–6

0

1

Male asthma

3

0–15

1

5

Female asthma

2

0–11

1

3