Table 3.
Disease etiologies by location*
| Inf A n (%) (95% CI) | Inf B n (%) (95% CI) | AdV n (%) (95% CI) | RSV n (%) (95% CI) | Other n (%) (95% CI) | Neg n (%) (95% CI) | Total | |
|---|---|---|---|---|---|---|---|
| US | 288 (22) (20·0–24·5) | 72 (5) (4·4–6·9) | 56 (4) (3·3–5·5) | 9 (0·7) (0·4–1·3) | 106 (8) (6·6–9·6) | 799 (60) (58·7–64·0) | 1330 (28 co‐inf) |
| Mexico | 75 (13) (11·0–16·7) | 15 (3) (1·7–4·4) | 16 (3) (1·8–4·6) | 2 (0·3) (0·1–1·3) | 62 (11) (8·7–13·9) | 393 (70) (67·2–74·7) | 563 (eight co‐inf, 1 tri‐inf) |
| Total | 363 (19) | 87 (5) | 72 (4) | 11 (0·6) | 168 (9) | 1192 (63) | 1893 |
AdV, adenovirus; CI, confidence interval; Inf, influenza; Neg, negative; PIV, parainfluenza virus; RSV, respiratory syncytial virus.
*Other pathogens – enterovirus, herpes simplex 1, PIV 1–3, Streptococcus pneumoniae, S. pyogenes, Haemophilus influenzae, β‐hemolytic streptococcus (not group A), group C streptococcus, Moraxella catarrhalis.