Figure 1.
Flow Chart of the Study MSM High-risk Population and HIV Infection Detection Process.
The numbers of study samples, HIV detection assays and the number of different results are shown in the flow chart. The different HIV statuses are indicated in the shaded areas. HIV prevalence and incidence are calculated based on the numbers in the shaded areas.
Table 1.
Performance of 3rd ELISA and NAAT on HIV Diagnosis in MSM High-risk Population.
Figure 2.
The Algorithm of the Procedures of the MSM Voluntary Counseling & Testing centers for HIV Testing and Diagnosis.
HIV detection procedure, detecting time, algorithm of HIV-1 antibody screening and Pooled NAAT process, diagnostic criteria and principles of management are shown in the flow chart.
Figure 3.
24 Mini Pool Mix and Split Process.
Every 6 samples were mixed to 4 crosswise second level pools, every 4 samples were mixed to 6 lengthways second level pools, and the 4 crosswise second level pools were mixed to a first level pool. If the first level pool was positive, the 10 second level pools were detected at the same time.
Table 2.
Explanation of Abbreviation Symbol.