Influence of anonymous HIV testing on national HIV surveillance in the Republic of Korea (2000 to 2015): a retrospective analysis

Table 1 Changes in the status of HIV testing at public health centers in Korea from 2000 to 2015

Year	Total	Subtotal		Anonymous		Suspected
Year	Total HIV tests* No of tests by^ HCIS	N	%^§	n	%^§	n	%^§
2000	428,698 129,607	9410	7.2	2497	1.9	6913	5.3
2001	487,134 229,006	15,440	6.7	4157	1.8	11,283	4.9
2002	484,028 296,414	20,712	7.0	5864	2.0	14,848	5.0
2003	466,747 349,488	29,143	8.4	6592	1.9	22,551	6.5
2004	496,890 435,101	32,920	7.6	6822	1.6	26,098	6.0
2005	353,440 353,440	31,728	9.0	9877	2.8	21,851	6.2
2006	411,017 411,017	34,610	8.5	10,946	2.7	23,664	5.8
2007	396,943 396,943	37,903	9.5	9609	2.4	28,294	7.1
2008	391,486 391,486	38,706	9.9	8595	2.2	30,111	7.7
2009	395,771 395,771	45,217	11.5	8977	2.3	36,240	9.2
2010	378,590 378,590	52,130	13.8	9775	2.6	42,355	11.2
2011	401,320 401,320	64,771	16.2	11,913	3.0	52,858	13.2
2012	423,496 423,496	64,118	15.2	12,157	2.9	51,961	12.3
2013	439,173 439,173	66,453	15.1	11,972	2.7	54,481	12.4
2014	416,661 416,661	52,356	12.6	19,920	4.8	32,436	7.8
2015	429,795 429,795	61,329	14.2	26,322	6.1	35,007	8.1

Anonymous refers to individuals who voluntarily underwent HIV testing to determine their HIV status, but did not reveal their identity
Suspected refers to individuals who voluntarily underwent HIV testing only to detect HIV infection and revealed their identity
*The total HIV tests conducted at PHCs were collected by the HCIS, including documentation from PHCs
^The number of tests based on HCIS data from 72 PHCs in 2000, 114 PHCs in 2001, 150 PHCs in 2002, 186 PHCs in 2003, and 210 PHCs in 2004
The HCIS system has been implemented in all PHCs nationwide since 2005
^§The proportion of HIV tests among the number of tests performed by the HCIS per year
HCIS Health Care Information System, HIV human immunodeficiency virus

ISSN: 1471-2458