Table 3 Detection rates of rotavirus A in children with diarrheal disease by age group and Rotarix vaccination status in Brazil, 2006–2017, through laboratory-based surveillance
RVAa positivity rate | Odds ratio | 95% CIb | p-value | |
|---|---|---|---|---|
Age group / Vaccination status | ||||
4–11 months | ||||
Not vaccinated | 58/237 (24.5%) | 1 | ||
One dose | 63/323 (19.5%) | 0.74 | 0.50–1.12 | 0.176 |
Two doses | 125/1052 (11.9%) | 0.41 | 0.29–0.59 | < 0.001 |
12–24 months | ||||
Not vaccinated | 77/260 (29.6%) | 1 | ||
One dose | 34/156 (21.8%) | 0.66 | 0.41–1.05 | 0.086 |
Two doses | 253/1395 (18.1%) | 0.52 | 0.39–0.71 | < 0.001 |
25–48 months | ||||
Not vaccinated | 87/253 (34.4%) | 1 | ||
One dose | 26/65 (40%) | 1.27 | 0.72–2.22 | 0.399 |
Two doses | 169/643 (26.3%) | 0.68 | 0.49–0.93 | 0.017 |