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Table 1 Summary statistics for daily weather variables, and AR cases in Hefei, China, 2014–2016

From: Impact of temperature variability on childhood allergic rhinitis in a subtropical city of China

Weather and AR cases (total, sex, age, and occupation) Sum Mean ± SD Frequency distribution
Min P(25) P(50) P(75) Max
Mean temperature (°C) / 16.8 ± 8.9 −5.9 8.8 18.0 24.4 33.7
Relative humidity (%) / 75.8 ± 13.2 33.0 68.0 76.0 85.0 100.0
Rainfall (mm) / 3.6 ± 10.6 0.0 0.0 0.0 0.9 129.3
Wind velocity (m/s) / 1.9 ± 0.8 0.3 1.4 1.8 2.3 5.9
DTR (°C) / 8.4 ± 3.9 1.0 5.3 8.2 11.2 21.2
TCN (°C) / 0.0 ± 2.2 −12.2 −1.1 0.2 1.4 5.9
Total 53,538 48.8 ± 18.7 0 36 46 58.8 116
Male 36,163 33.0 ± 13.5 0 23 30 41 85
Female 17,375 15.9 ± 6.6 0 11 15 20 40
0 ~ 4 years 7500 6.8 ± 6.0 0 2 5 10 36
5 ~ 14 years 44,395 40.5 ± 16.9 0 29 38 50 105
≥15 years 1643 1.5 ± 1.8 0 0 1 2 12
Nursery children 16,481 15.0 ± 6.2 0 11 14 18 43
Scattered children 19,184 17.5 ± 7.2 0 12 17 22 47
Students 17,873 16.3 ± 10.8 0 8 13 24 61