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. 2013 Jul 9;8(7):e67572. doi: 10.1371/journal.pone.0067572

Table 1. Baseline characteristics of HIV-1 patients with or without AIDS progression in a Han Chinese population in Taiwan.

Variable Patients with AIDS progression Patients with AIDS-non progression
No. of participants 90 53
Male sex, % 91.1 90.6
Mean age at HIV-1 antibody positive (range), years a 35.1 (21.3–56.1) 36.0 (23.9–54.7)
Total observation time since the person was examined HIV-1 sero-positive (range), days b 2209.3 (1598–2961) 2242.1 (1652–3109)
Mean plasma HIV-1 viral load (range), log10 copies/mL c 4.1 (2.6–5.8) 3.6 (2.6–4.8)
Mean CD4 count (range), cells/µL d 379.0 (193–731) 643.9 (411–1213)
Mean CD8 count (range), cells/µL e 1174.0 (379–2786) 1332.50 (488–3717)

Statistical significance at p<0.05.

a

The age with HIV-1 antibody positive means the age of the person when he/she was examined with the earlist positive for HIV-1 antibody result. The HIV-1 antibody positive results were from the database of the department of medical and laboratory examination of our hospital.

b

p-value = 0.993 by using the unpaired Student t test. The total observation time is the duration between the lastest visiting date and the date when the person was examined with the earlist HIV-1 antibody positive result.

c

p-value <0.0001 by using the unpaired Student t test. The HIV-1 viral load was measured in peripheral blood sampled in the first 3–27 months when he/she was examined with the earlist HIV-1 antibody positive result. Any measurements taken after the start of anti-retroviral therapy were not used in any analysis.

d

p-value <0.0001 by using the unpaired Student t test. The CD4 count at enrollment was measured in peripheral blood sampled in the first 3–27 months when he/she was examined with the earlist HIV-1 antibody positive result. Any measurements taken after the start of anti-retroviral therapy were not used in any analysis.

e

p-value = 0.351 by using the unpaired Student t test. The CD8 count at enrollment was measured in peripheral blood sampled in the first 3–27 months when he/she was examined with the earlist HIV-1 antibody positive result. Any measurements taken after the start of anti-retroviral therapy were not used in any analysis.