Table 2.

The annual average of the key variables used in this study

Theme	Variables	Mean	Std error	Standard deviation	Range	Min	Max	Sum
Air pollution parameters	PM2.5	83.98	0.04	0.40	2.05	83.06	85.11	7222.66
	NO2	427.29	1.86	17.21	83.95	373.87	457.82	36,746.62
	AOT	0.45	0.00	0.01	0.05	0.42	0.46	38.46
	SO2	89.18	1.02	9.43	41.87	47.24	89.11	5089.84
	CO	93.10	0.02	0.15	0.78	92.94	93.72	8006.90
	Water vapor	2.39	0.00	0.00	0.00	2.39	2.39	205.54
	O3	238.40	0.02	0.23	0.87	237.96	238.83	20,502.62
Geo-meteorological parameters	DEM	9.83	0.25	2.27	8.02	6.20	14.22	845.33
	Wind pressure	2.00	0.01	0.07	0.26	1.88	2.14	172.37
	LST	26.17	0.01	0.10	0.46	25.87	26.33	2250.39
	Rainfall	275.89	2.13	19.79	72.19	240.05	312.24	23,726.29
	Wind speed	0.56	0.00	0.04	0.10	0.50	0.60	48.26
Social parameters	Pop density	336.15	37.79	350.42	1878.00	0.00	1878.00	28,909.32
	Brickfield	60.39	2.33	21.62	96.52	15.48	112.00	5193.29
	Poverty	69.73	0.23	2.16	10.27	64.62	74.89	5996.87
	Land use	2.91	0.11	1.04	4.00	1.00	5.00	250.00
	Literacy	73.81	0.71	6.58	29.00	57.00	86.00	6348.00