Estimation of hospital-based HIV seroprevalence as a nationwide scale by novel method; 2002-2008 in Korea

BMC Public Health

Table 1 Computerization of insurance claim for HIV testing and the number of HIV tests per individual by year and hospital type (2002-2008)

Hospital type	Item	2002	2003	2004	2005	2006	2007	2008	P-value*
University medical center	Computerization (%)¹⁾	89.6%	96.5%	99.1%	100%	100%	100%	100%
	Repeated value²⁾	1.046	1.048	1.048	1.045	1.055	1.059	1.069	0.0120
General hospital	Computerization (%)	53.4%	73.4%	84.2%	94.8%	98.4%	97.7%	98.1%
	Repeated value	1.028	1.030	1.032	1.029	1.037	1.057	1.050	0.0173
Clinic center	Computerization (%)	25.9%	52.7%	71.5%	91.3%	96.7%	96.2%	98.4%
	Repeated value	1.021	1.024	1.030	1.030	1.041	1.044	1.042	0.0008
Private clinic	Computerization (%)	87.9%	90.7%	92.7%	94.8%	95.2%	95.3%	95.4%
	Repeated value	1.091	1.103	1.112	1.104	1.101	1.102	1.077	0.4077

¹⁾Data from Health Insurance Review and Assessment Services.
²⁾The number of HIV tests per individual for a year.
University medical center: Hospital with greater than 100 beds that provide more than 8 services of medical examination of patients with an associated medical school.
General hospital: Hospital with greater than 100 beds that provide more than 8 services of medical examination of patients without an associated medical school.
Clinic center: Hospital with 30-100 beds.
Private clinic: Private clinic with less than 30 beds that provide medical examination primarily on an outpatient basis.
*P-value for trend test of repeated value.

ISSN: 1471-2458