Table 3.
Etiology of ARLI cases by age group, 2007–2008*
| Virus identified | Age group in years | Total | |||||
|---|---|---|---|---|---|---|---|
| 0–2 | 3–4 | 5–17 | 18–49 | 50–64 | >65 | ||
| Influenza A | 0 (0%) | 0 (0%) | 1 (6%) | 1 (5%) | 3 (25%) | 1 (50%) | 6 (6%) |
| Influenza B | 0 (0%) | 0 (0%) | 1 (6%) | 2 (10%) | 1 (8%) | 0 (0%) | 4 (4%) |
| Entero/Rhinovirus | 19 (50%) | 2 (29%) | 5 (31%) | 7 (33%) | 2 (17%) | 1 (50%) | 36 (38%) |
| Metapneumovirus | 4 (11%) | 1 (14%) | 6 (38%) | 2 (10%) | 2 (17%) | 0 (0%) | 15 (16%) |
| Parainfluenza (1–4) | 1 (3%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 1 (1%) |
| RSV (A and B) | 5 (13%) | 2 (29%) | 1 (6%) | 1 (5%) | 0 (0%) | 0 (0%) | 9 (9%) |
| Adenovirus | 2 (5%) | 0 (0%) | 0 (0%) | 1 (5%) | 0 (0%) | 0 (0%) | 3 (3%) |
| Coronavirus | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) |
| Negative | 7 (18%) | 2 (29%) | 2 (13%) | 7 (33%) | 4 (33%) | 0 (0%) | 22 (23%) |
| Total pathogens detected | 38 (100%) | 7 (100%) | 16 (100%) | 21 (100%) | 12 (100%) | 2 (100%) | 96 (100%) |
*Number of pathogens detected exceeds the total number of patients enrolled (n = 79) due to mixed infections (nine patients; co‐infected with two viruses; four patients co‐infected with three viruses).