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Table 2 Environmental Exposures, on the day of the event or the control period (N = 62,005 days)

From: Extreme temperature and out-of-hospital-cardiac-arrest. Nationwide study in a hot climate country

Meteorological conditions
Temperature, 0C
 Mean ± SD (n) 20.5 ± 6.5 (50064)
 Median 21.0
 Min; Max 0.0; 43.0
 IQR 10.5
 10th; 90th percentile 11.5; 28.7
Relative Humidity, %
 Mean ± SD (n) 60.1 ± 18.4 (56547)
 Median 62.4
 Min; Max 3.0; 99.0
 IQR 23.9
 10th; 90th percentile 33.9; 82.5
Heat Index, discomfort units
 Mean ± SD (n) 18.4 ± 5.9 (50064)
 Median 18.4
 Min; Max −3.5; 37.5
 IQR 9.8
 10th; 90th percentile 10.0; 25.8
Solar Radiation, W/m2
 Mean ± SD (n) 33.1 ± 26.7 (40445)
 Median 29.7
 Min; Max 0.0; 99.0
 IQR 45.1
 10th; 90th percentile 1.5; 73.2
Wind Speed, m/s
 Mean ± SD (n) 1.8 ± 1.3 (57483)
 Median 1.5
 Min; Max 0.0; 17.4
 IQR 1.6
 10th; 90th percentile 0.5; 3.5
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