Table 4. Demograpic characteristics of volunteers enrolled in Group 1 and Group 2.

	Group 1N = 6	Group 2N = 6
Male #	5	2
Female #	1	4
Age range 18–20 years	0	1
Age range 21–30 years	3	2
Age range 31–40 years	2	1
Age range 41–50 years	1	2
Overall age range years	22–43	19–49
Median age years	32.5	33.5
Mean age years	32.6	34.0
Caucasian #	3	3
African-American #	2	3
Hispanic #	1	0
Asian #	0	0
Individual Ad5 NAb titers	<12,<12,<12<12,34,359	<12,<12,<12,<12,19,48

The demographic distribution was similar in all categories, except there were more males than females in Group 1, and more females than males in Group 2.