Table 1.

Descriptive statistics for daily total non-accidental deaths, air pollution, and weather conditions in urban districts of seven cities, Jiangsu Province, China (2013–2014).

City	Population (million)	Daily total deaths	Air pollutant concentration (μg/m3)					Weather
			Ozone	PM2.5	PM10	NO2	SO2	Tmean (°C)	RH (%)
Full year
Nanjing	6.3	67.3	91.8	75.8	123.3	50.9	27.8	17.1	71.1
Wuxi	3.5	38.4	89.4	71.7	103.4	42.1	32.0	17.5	70.6
Changzhou	3.3	38.2	93.2	69.1	97.0	42.8	33.7	18.4	70.2
Suzhou	4.1	36.8	93.4	67.6	93.6	51.8	25.8	17.7	71.4
Lianyungang	1.1	12.2	93.8	67.0	110.9	33.0	29.2	14.7	73.5
Yancheng	1.6	24.4	93.5	60.4	89.9	24.8	22.5	16.4	79.0
Zhenjiang	1.2	18.1	78.7	70.0	114.3	40.9	25.0	17.1	70.4
Average	3.0	33.6	90.5	68.8	104.6	40.9	28.0	17.0	72.3
Warm season (Apr. –Sep.)
Nanjing		62.4	107.9	59.8	106.4	44.6	23.5	23.9	72.8
Wuxi		35.3	109.0	55.3	89.7	38.2	26.5	24.2	71.6
Changzhou		35.5	112.3	55.2	86.2	42.9	31.8	24.2	71.5
Suzhou		34.0	113.6	54.9	79.4	40.4	21.8	24.2	73.1
Lianyungang		11.4	110.2	52.1	96.2	27.5	21.7	22.0	77.2
Yancheng		22.8	104.3	45.6	78.5	21.7	20.4	22.3	81.4
Zhenjiang		17.0	90.3	55.6	108.1	35.8	22.7	24.0	72.2
Average		31.2	106.8	54.1	92.1	35.9	24.1	23.5	74.3
Cold season (Oct.–Mar.)
Nanjing		72.5	74.4	91.4	156	63.7	35.7	9.8	69.4
Wuxi		41.5	68.7	87.6	130	51.3	41.5	10.4	69.6
Changzhou		41.8	68.5	85.5	125	49.3	41.0	10.8	68.5
Suzhou		39.9	72	79.9	107	62.7	29.6	10.89	69.5
Lianyungang		13.1	76.3	81.4	140	42.8	40.5	6.9	69.7
Yancheng		26.6	79.5	77.9	118	32.3	28.5	8.7	75.7
Zhenjiang		19.2	66.4	83.8	136	50.9	30.4	9.9	68.6
Average		36.4	72.3	83.9	130.3	50.4	35.3	9.6	70.1