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. Author manuscript; available in PMC: 2013 Jul 28.
Published in final edited form as: AIDS. 2013 Mar 27;27(6):981–989. doi: 10.1097/QAD.0b013e32835cb927

Table 1.

Summary of mean HIV-1 plasma RNA viral load by region.

Region CD4 count cells/μL
<200 200–349 350–500 >500
North America Mean HIV RNA (log10 copies/mL) 4.81 4.18 4.21 3.65
Sample size (N) 3,758 1,966 3,199 4,700
Europe Mean HIV RNA (log10 copies/mL) 4.81 4.27 4.04 3.71
Sample size (N) 8,754 9,047 7,674 7,463
Asia Mean HIV RNA (log10 copies/mL) 4.90 4.50 4.20 3.80
Sample size (N) 129 359 474 908
South America Mean HIV RNA (log10 copies/mL) 4.17 4.58 4.23 3.90
Sample size (N) 46 135 114 99
West Africa Mean HIV RNA (log10 copies/mL) 5.33 4.67 4.25 3.83
Sample size (N) 194 156 136 131
East Africa Mean HIV RNA (log10 copies/mL) 5.15 4.45 4.33 4.18
Sample size (N) 510 220 510 510
Southern Africa Mean HIV RNA (log10 copies/mL) 4.90 4.60 4.43 4.10
Sample size (N) 377 515 424 452
South Africa Mean HIV RNA (log10 copies/mL) 4.53 4.18 4.08 3.66
Sample size (N) 5,260 2,243 4,140 1,438