Table 3.
Number of tested and HAdV-positive fecal samples through laboratory-based surveillance by age group in Brazil during 2018–2020.
| Age group | No. of fecal samples—positive/tested (%) | p-value1 (Chi-square test) | |||
|---|---|---|---|---|---|
| 2018 | 2019 | 2020 | Total | ||
| 0–6 m | 19/88 (21.6) | 14/60 (23.3) | 3/26 (11.5) | 36/174 (20.7) | 0.004 |
| > 6–12 m | 21/61 (34.4) | 24/55 (43.6) | 4/23 (17.4) | 49/139 (35.3) | 0.6874 |
| > 12–24 m | 38/92 (41.3) | 34/85 (40.0) | 5/29 (17.2) | 77/206 (37.4) | – |
| > 24–36 m | 22/58 (37.9) | 19/54 (35.2) | 4/21 (19) | 45/133 (33.8) | 0.5068 |
| > 36–60 m | 2/14 (14.3) | 3/16 (18.8) | 3/12 (25) | 8/42 (19) | 0.0225 |
| > 60 m–19 y | 5/29 (17.2) | 6/34 (17.6) | 1/20 (5) | 12/83 (14.5) | 0.0001 |
| > 20 y | 8/88 (9.1) | 9/87 (10.3) | 4/60 (6.7) | 21/235 (8.9) | < 0.0001 |
m months old, y years old.
1p-values were calculated between the age group of > 12–24 m and each other.