The development and application of a two-step surveillance process for Healthy China Initiative based on wide coverage interagency data

Table 1 Basic information of the 21 study regions in Sichuan Province

Region	Resident Population (10,000 person)	Area (km²)	GDP Per Capita (CNY)	Urbanization Rate (%)	Number of Medical Institutions	Proportion of Green Areas (%)
Sichuan	8371	486,052	58,126	56.730	82,793	–
Chengdu	2095	14,335	85,679	78.770	11,954	29.030
Zigong	249	4381	58,059	55.400	2162	3.970
Panzhihua	121	7401	85,806	69.570	1009	2.340
Luzhou	426	12,236	50,758	50.240	4727	5.400
Deyang	346	5910	69,443	55.970	2450	2.730
Mianyang	487	20,248	61,936	51.660	4857	4.720
Guangyuan	231	16,311	43,337	47.040	3370	2.720
Suining	282	5323	49,495	57.300	3984	4.340
Neijiang	314	5385	46,228	50.070	3579	2.650
Leshan	316	12,723	63,259	53.110	3224	5.410
Nanchong	561	12,477	42,482	50.220	8248	5.060
Meishan	296	7140	48,132	50.140	2136	2.160
Yibin	459	13,266	61,182	51.390	4993	4.680
Guang'an	326	6341	40,073	44.070	3353	1.930
Dazhou	539	16,582	39,182	49.800	4548	3.920
Ya'an	144	15,046	52,366	52.780	1544	1.760
Bazhong	271	12,293	27,951	46.160	3344	1.830
Ziyang	231	5744	34,806	41.290	3367	1.370
A'ba	82	83,016	49,668	41.430	1728	0.260
Ganzi	111	149,599	36,993	31.010	2813	0.160
Liangshan	486	60,294	35,720	36.960	5403	1.250

The data of 21 study regions was retrieved from Sichuan statistical yearbooks in the end of 2020. “-” means the data is not published

ISSN: 2397-0642