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. 2018 Nov 2;13(11):e0206837. doi: 10.1371/journal.pone.0206837

Table 2. Baseline demographics of participants by group and overall.


Characteristics
Treatment Group Overall
1 mg DNA-IIV3 4 mg DNA-IIV3 IIV3-IIV3
≥12 to ≤17 yrs (n = 6) ≥6 to ≤11 yrs (n = 6) ≥12 to ≤17 yrs (n = 16) ≥6 to ≤11 yrs (n = 16) ≥12 to ≤17 yrs (n = 16) ≥6 to ≤11 yrs (n = 15) ≥6 to ≤17 yrs (n = 75)
Sex–no. (%)
Male 2 (33) 3 (50) 9 (56) 8 (50) 7 (44) 10 (67) 39 (52)
Female 4 (67) 3 (50) 7 (44) 8 (50) 9 (56) 5 (33) 36 (48)
Age—yearsa
Mean (S.D.) 14.7 (1.2) 8.2 (1.5) 14.2 (1.5) 9.2 (1.3) 14.8 (1.9) 9.1 (1.6) 11.8 (3.2)
Median [Range] 15 [13,16] 9 [6,10] 14 [12,17] 9 [7,11] 15 [12,17] 9 [7,12] 12 [6,17]
Race–no. (%)
Black or African American 2 (33) 0 (0) 2 (12) 0 (0) 4 (25) 4 (27) 12 (16)
White 4 (67) 4 (67) 11 (69) 15 (94) 11 (69) 11 (73) 56 (75)
Multiracial 0 (0) 2 (33) 3 (19) 1 (6) 1 (6) 0 (0) 7 (9)
Ethnicity–no. (%)
Non-Hispanic/Latino 6 (100) 5 (83) 16 (100) 15 (94) 16 (100) 15 (100) 73 (97)
Hispanic/Latino 0 (0) 1 (17) 0 (0) 1 (6) 0 (0) 0 (0) 2 (3)
Body Mass Index (BMI)a
Mean (S.D.) 21.6 (4.3) 17.3 (3.0) 24.1 (4.7) 18.0 (2.8) 23.4 (5.6) 18.2 (3.7) 20.7 (5.0)
Range [18.3, 27.1] [13.8, 22.7] [18.0, 34.2] [14.0, 24.5] [16.2, 38.4] [13.6, 28.2] [13.6, 38.4]
Influenza vaccinations in the previous 5 years–no. (%)
>5 times 0 (0) 0 (0) 3 (19) 3 (19) 4 (25) 2 (13) 12 (16)
3–5 times 3 (50) 1 (17) 4 (25) 12 (75) 4 (25) 9 (60) 33 (44)
1–2 times 1 (17) 3 (50) 8 (50) 0 (0) 5 (31) 3 (20) 20 (27)
0 times 2 (33) 2 (33) 1 (6) 1 (6) 3 (19) 1 (7) 10 (13)

aAge, along with height and weight (used for BMI), measured at date of prime vaccination.