Table 1.

Baseline Demographic Characteristics of Study Subjects.

	Influenza A/H7N7 vaccine recipients (N=17)	Influenza A/H7N7 vaccine naïve (N=10)	All subjects (N=27)
Sex
Male	9 (53%)	4 (40%)	13 (48%)
Female	8 (47%)	6 (60%)	14 (52%)
Ethnicity
Not Hispanic	15 (88%)	7 (70%)	22 (81%)
Hispanic	2 (12%)	3 (30%)	5 (19%)
Race
Asian	2 (12%)	1 (10%)	3 (11%)
Black	1 (6%)	3 (30%)	4 (15%)
White	13 (76%)	5 (50%)	18 (67%)
Multiracial	1 (6%)	0	1 (4%)
Unknown	0	1 (10%)	1 (4%)
Age (years)
Median (range)	40 (31–48)	38.5 (29–49)	39 (29–49)