Table 1.

Spatial autocorrelation analysis for the incidence of COVID-19 in mainland China from January 15 to February 25, 2020

Date	Moran’s I index	Z-score	P-value
2020/1/15	0	0.000	0.001
2020/1/16	−0.004	−0.7164	0.187
2020/1/17	−0.004	−0.7164	0.187
2020/1/18	−0.004	−0.7164	0.187
2020/1/19	−0.004	−0.7164	0.187
2020/1/20	0.045	3.1692	0.086
2020/1/21	−0.005	−0.4097	0.303
2020/1/22	0.011	1.3146	0.083
2020/1/23	0.079	4.3922	0.006
2020/1/24	0.143	4.6559	0.010
2020/1/25	0.453	13.6188	0.001
2020/1/26	0.395	13.8856	0.001
2020/1/27	0.088	12.7601	0.001
2020/1/28	0.311	12.8725	0.001
2020/1/29	0.353	12.7145	0.001
2020/1/30	0.399	16.9738	0.001
2020/1/31	0.235	11.2698	0.001
2020/2/1	0.218	10.6122	0.002
2020/2/2	0.216	12.2352	0.001
2020/2/3	0.166	12.2391	0.001
2020/2/4	0.136	12.6101	0.001
2020/2/5	0.143	12.1884	0.002
2020/2/6	0.131	14.3133	0.001
2020/2/7	0.101	14.3221	0.001
2020/2/8	0.102	12.7055	0.001
2020/2/9	0.074	13.5565	0.001
2020/2/10	0.068	12.9272	0.001
2020/2/11	0.105	14.7768	0.001
2020/2/12	0.078	13.6042	0.001
2020/2/13	0.062	13.9512	0.001
2020/2/14	0.062	14.8846	0.001
2020/2/15	0.031	11.3099	0.002
2020/2/16	0.025	10.7537	0.002
2020/2/17	0.026	12.2438	0.001
2020/2/18	0.017	10.5532	0.001
2020/2/19	0.018	8.6605	0.001
2020/2/20	0.030	1.4041	0.010
2020/2/21	0.030	8.1838	0.005
2020/2/22	0.016	8.9281	0.002
2020/2/23	0.021	8.3750	0.003
2020/2/24	0.013	8.0830	0.003
2020/2/25	0.017	7.8499	0.003