Linkage to HIV care from a mobile testing unit in South Africa by different CD4 count strata.
Linkage to HIV care from a mobile testing unit in South Africa by different CD4 count strata.
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DOI:
10.1097/qai.0b013e31822e0c4c
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发表时间:
2011-11-01
期刊:
影响因子:
--
通讯作者:
Bekker LG
中科院分区:
文献类型:
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作者:
Govindasamy D;van Schaik N;Kranzer K;Wood R;Mathews C;Bekker LG
The linkage and barriers of linkage to facility-based HIV care from a mobile HIV testing unit have not previously been described. A stratified random sample (N=192) was drawn of all eligible, newly-diagnosed HIV-infected individuals with a laboratory CD4 count result on a mobile unit between August 2008 and December 2009. All individuals with CD4 counts ≤ 350 cells/μl and 30% of individuals with CD4 counts > 350 cells/μl were sampled. Linkage to care was assessed during April to June 2010 in those that received their CD4 count result. A participant who accessed HIV care at least once after testing was regarded as having linked to care. Binomial regression models were used to identify clinical and socio-demographic factors associated with receiving a CD4 count result and linking to care. Forty-three (27%) individuals did not receive their CD4 count result. A lower CD4 count, being female and the availability of a phone number increased the likelihood of receiving this result. Follow-up was attempted in the remaining 145 individuals. Ten refused to participate and contact was unsuccessful in 42.4%. Linkage was 100% in patients with CD4 counts ≤ 200 cells/μl, 66.7% in individuals with CD4 counts of 201-350 cells/μl and 36.4% in those with CD4 counts > 350 cells/μl. A lower CD4 count, disclosure, presence of TB symptoms and unemployment increased the likelihood of linking to care. Linkage to care was best among those eligible for ART. Interventions designed at improving linkage among employed individuals are urgently warranted.