Chronic disease prevalence from Italian administrative databases in the VALORE project: a validation through comparison of population estimates with general practice databases and national survey

Table 2 Subpopulations covered by administrative, GP and survey data

Region	Population aged 16+ (millions)	Administrative data coverage			GP data coverage			Survey data coverage
		N GPs	N sample	% pop	N GPs	N sample	% pop	N sample	% pop
A	4.2	140	167,805	4.0	51	70,301	1.7	2,551	0.06
B	3.7	625	840,546	22.5	41	60,59	1.6	2,317	0.06
C	3.2	511	498,084	15.5	29	36,908	1.1	2,410	0.07
D	1.3	57	63,125	4.7	18	24,912	1.8	1,728	0.13
E	4.2	231	264,902	6.3	60	84,483	2.0	2,650	0.06

Characteristics of the subpopulations of each region covered, respectively, by administrative, GP and National Health Survey data. Data on general population from the Italian National Institute of Statistics. Analysis is restricted to inhabitants aged 16+ and, for GP data, 16-95.

ISSN: 1471-2458