Table 4.

Correlation between CD incidence and local economic status in different areas of Jiangsu province.

Economic indicators	rh	P
Annual average saving deposits	0.341	0.255
Annual average income	0.445	0.128
Annual average disposable expenditure	0.637	0.019
Annual average living expenditure	0.659	0.014
GDP per capita	0.648	0.016
Household Engel coefficient	−0.146	0.635