City | Daily OHCDs | Daily temperature (°C) | Air pollutants (mean µg/m3) | DPT (mean, °C) | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Median | IQR | Mean | SD | P1 | P25 | P50 | P75 | P99 | PM10 | SO2 | NO2 | ||
Harbin | 25 | 8 | 4.9 | 15.5 | −24.2 | −9.4 | 7.4 | 19.4 | 27.8 | 101 | 45 | 48 | 29.4 |
Beijing | 31 | 13 | 12.3 | 11.7 | −9.4 | 1.2 | 13.9 | 23.4 | 30.2 | 121 | 32 | 57 | 35.2 |
Tianjin | 39 | 13 | 13.0 | 11.7 | −8.8 | 1.6 | 14.8 | 24.1 | 30.7 | 96 | 54 | 45 | 37.0 |
Nanjing | 7 | 5 | 16.1 | 9.6 | −2.3 | 8.0 | 17.4 | 24.6 | 32.2 | 114 | 36 | 46 | 49.6 |
Shanghai | 6 | 3 | 17.2 | 9.2 | −0.2 | 9.2 | 18.4 | 25.0 | 33.0 | 79 | 29 | 50 | 51.7 |
Guangzhou | 6 | 4 | 23.0 | 6.7 | 7.9 | 18.4 | 24.6 | 28.4 | 32.7 | 69 | 33 | 53 | 61.4 |
DPT, dew point temperature; OHCD, out-of-hospital coronary deaths; P1, the 1st centile of the distribution, etc; PM10, particulate matter less than 10 μ in aerodynamic diameter; SO2, sulfur dioxide.