Primary vaccination phase | Clin group | Com group | |
---|---|---|---|
 |  | N = 219 | N = 218 |
Age | Mean age ± SD (weeks) | 7.3 ± 1.35 | 7.3 ± 1.31 |
 | Age range (weeks) | 6–11 | 6–11 |
Gender | Female n (%) | 108 (49.3) | 95 (43.6) |
 | Male n (%) | 111 (50.7) | 123 (56.4) |
Race | Asian – South East Asian heritage n (%) | 217 (99.1) | 217 (99.5) |
 | Asian – Central/South Asian heritage n (%) | 1 (0.5) | 0 (0.0) |
 | Asian – East Asian heritage n (%) | 1 (0.5) | 1 (0.5) |
Booster vaccination phase | ClinCom group | ClinCom group | |
 |  | N = 115 | N = 116 |
Age | Mean age ± SD (months) | 18.8 ± 0.84 | 18.9 ± 0.85 |
 | Age range (months) | 18–21 | 18–21 |
Gender | Female n (%) | 59 (51.3) | 48 (41.4) |
 | Male n (%) | 56 (48.7) | 68 (58.6) |
Race | Asian – South East Asian heritage n (%) | 114 (99.1) | 115 (99.1) |
 | Asian – East Asian heritage n (%) | 1 (0.9) | 1 (0.9) |