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. 2015 Aug 7;10(8):e0134287. doi: 10.1371/journal.pone.0134287

Table 2. Baseline Demographics.

DEMOGRAPHICS: Number and (%)
Group 1 Group 2 Group 3 Group 4 Group 5 Placebo Total
Number of Volunteers 12 12 12 12 12 15 75
Sex
 Female 4 (33%) 7 (58%) 4 (33%) 5 (42%) 4 (33%) 5 (33%) 29 (39%)
 Male 8 (67%) 5 (42%) 8 (67%) 7 (58%) 8 (67%) 10 (67%) 46 (61%)
Race
 Black African 12 (100%) 12 (100%) 12 (100%) 12 (100%) 12 (100%) 15 (100%) 75 (100%)
Age (yrs)
 Mean 30.2 30.6 30.2 32.6 30.1 29.7 30.5
 Range 21–41 23–45 22–46 23–46 21–43 21–45 21–46
Vaccinations Received
 Vaccination #1,2 12 (100%) 12 (100%) 12 (100%) 12 (100%) 12 (100%) 15 (100%) 75 (100%)
 Vaccination #3,4 12 (100%) 12 (100%) 12 (100%) na na 9 (100%) 45 (100%)