Socioeconomic Factors and Inequality in the Prevalence and Treatment of Diabetes among Middle-Aged and Elderly Adults in China

Table 2

Prevalence of self-reported diabetes and concentration index among middle-aged and elderly adults.

	Total		Urban areas		Rural areas		value
	Mean	SD	Mean	SD	Mean	SD
Poorest	0.0493	0.0058	0.1389	0.0154	0.0372	0.0056	.014
Poorer	0.0640	0.0069	0.1293	0.0203	0.0568	0.0070	.048
Middle	0.0868	0.0070	0.1096	0.0425	0.0493	0.0073	.024
Richer	0.0873	0.0073	0.0825	0.0188	0.0892	0.0063	.000
Richest	0.0890	0.0096	0.0928	0.0332	0.0827	0.0077	.000
Total	0.0844	0.0037	0.1185	0.0103	0.0677	0.0033	.000
Concentration index	0.1217		−0.1049		0.1604

Notes: . Calculations were weighted using individual sampling weights and adjusted for household and individual responses.