BioMed Research International / 2016 / Article / Tab 2

Research Article

Air Pollutants, Climate, and the Prevalence of Pediatric Asthma in Urban Areas of China

Table 2

Levels of childhood asthma prevalence, air pollutants, and climatic factors in Chinese cities.

CityAsthma prevalence
(%)
 Air pollutants Climatic factors
PM10
(mg/m3)
SO2
(mg/m3)
NO2
(mg/m3)
Relative humidity (%)Air temperature (°C)Precipitation
(mm)
Hours of sunshine (h)

Beijing344 (2.55)0.1210.0330.05551.012.9341.80203.95
Tianjin273 (2.14)0.0990.0550.04358.512.5338.40185.24
Shijiazhuang121 (1.23)0.1010.0500.03856.014.2047.16193.88
Taiyuan124 (1.22)0.0980.0720.02153.011.1841.74202.58
Baotou102 (0.90)0.1050.0620.03746.58.1524.14243.30
Shenyang148 (1.62)0.1060.0590.03669.07.4770.60205.64
Changchun187 (1.56)0.0870.0320.04463.05.6356.64196.35
Harbin109 (1.03)0.1010.0460.05167.54.7546.89181.71
Shanghai755 (5.73)0.0800.0320.05269.517.30100.76139.29
Nanjing206 (1.60)0.1070.0360.04771.516.31110.91156.77
Hangzhou496 (3.57)0.0980.0380.05471.517.60132.58141.63
Hefei483 (5.18)0.1130.0220.02972.516.5794.53152.51
Fuzhou479 (4.08)0.0690.0120.03672.020.53124.13128.80
Nanchang240 (2.33)0.0830.0550.04071.518.65145.37156.43
Jinan275 (2.02)0.1200.0480.02654.014.5563.45173.65
Zhengzhou329 (3.19)0.1050.0530.04658.515.5556.78149.75
Wuhan144 (2.12)0.1070.0430.05674.017.24104.00138.95
Changsha229 (1.80)0.0880.0400.04473.018.36118.46146.52
Guangzhou131 (1.12)0.0700.0360.05571.522.77159.43131.49
Nanning275 (2.01)0.0600.0300.02976.022.0197.50139.80
Haikou300 (2.90)0.0390.0070.01681.024.44211.39153.52
Chongqing424 (3.64)0.1040.0510.03879.018.8293.4877.27
Chengdu413 (3.42)0.1080.0350.05376.516.4269.2167.88
Guiyang146 (1.38)0.0750.0580.02775.514.7777.4881.50
Kunming104 (0.97)0.0700.0410.04666.016.6359.79181.16
Lhasa21 (0.42)0.0490.0080.02132.010.1429.33265.81
Xi'an219 (1.83)0.1200.0460.04663.014.8344.57147.91
Lanzhou253 (2.39)0.1530.0580.04654.57.9515.75209.50
Xining62 (1.01)0.1330.0410.02956.56.2836.00218.45
Yinchuan29 (0.66)0.0920.0420.02949.510.3816.10232.91
Urumqi121 (1.01)0.1370.0910.06856.07.7026.48235.45
Baoji467 (4.36)0.0240.0280.10663.014.0561.97137.53
Yuxi96 (0.59)0.0820.0590.02276.017.1552.83201.37
Yichang286 (2.72)0.0860.0460.02575.517.35105.99101.83
Shenzhen 117 (1.63)0.0570.0120.04471.523.10135.21156.79
Zhongshan 139 (1.34)0.0520.0290.04079.022.60165.94153.77
Qingdao337 (3.35)0.0990.0520.04663.813.0057.47183.21
Yantai623 (4.74)0.0820.0430.04067.512.4059.45204.75
Linyi60 (0.60)0.1120.0820.04963.613.8458.01185.46
Suzhou352 (3.22)0.0900.0340.05269.017.2089.10149.67
Anqing272 (2.97)0.0860.0530.03872.517.25130.68136.30
Wenzhou 250 (2.54)0.0810.0280.05673.518.70163.53126.50
Xiamen236 (2.13)0.0630.0210.04374.021.10130.70164.96

Note. PM10: particulates with an aerodynamic diameter of 10 mm; SO2: sulfur dioxide; NO2: nitrogen dioxide.

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