Table 4.

OLS regression between COVID−19 incidence and air pollution parameters.

Week	r	R	Coefficient
			O3	CO	SO2	NO2
1	0.059	0.243	41.078	−115.823	2196.099	−8845.032
2	0.035	0.188	183.530	−9.763	−908.882	−3114.051
3	0.006	0.077	−294.505	21.238	−455.957	−976.079
4	0.069	0.262	114.451	163.894	−774.772	−7748.330
5	0.074	0.272	−148.850	155.290	191.222	−16,298.614
6	0.084	0.289	1564.527	−237.265	1601.451	4634.166
7	0.015	0.123	33.325	119.347	−200.555	−2408.472
8	0.023	0.151	−381.530	−20.501	843.237	7701.886
9	0.011	0.107	−511.875	26.044	−420.067	7561.081
10	0.019	0.137	1464.636	219.159	795.614	2537.760
11	0.103	0.322	4849.546	1036.376	6103.810	−223,496.785
12	0.333	0.577	−31,165.367	4160.563	88,138.945	−1,199,337.944
13	0.123	0.350	27,404.369	−13,248.590	−6139.623	−13,213.022
14	0.070	0.265	2107.077	5268.257	23,460.160	−614,879.134
15	0.235	0.485	6979.684	−4141.370	−43,595.925	−328,846.454
16	0.008	0.092	1472.020	3265.895	3536.649	−336,158.858
17	0.117	0.341	−13,664.796	−481.837	5318.525	−106,384.125
18	0.054	0.233	−4594.035	424.550	4146.287	−24,345.855
19	0.054	0.233	−2347.285	276.720	−462.544	−24,110.595
20	0.021	0.146	452.573	−44.539	−1317.076	14,171.958
21	0.064	0.253	396.631	−310.415	370.013	−15,564.079
22	0.047	0.216	971.238	−222.039	−2481.582	36,013.294
23	0.028	0.166	−741.397	−27.302	1313.003	556.694
24	0.082	0.286	442.884	95.709	−204.715	−4617.635
25	0.040	0.199	−335.258	23.522	−760.015	−636.684
26	0.027	0.166	159.888	88.328	−593.480	3458.184