TABLE 1.
Characteristics of included children
| Characteristic | Age | Sex | Category | Total | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 0–28 d | 28 d–6 mo | 6 mo–3 yr | 3–6 yr | 6–14 yr | Boy | Girl | Outpatient | Inpatient | ||
| Samples (% of total samples received) | ||||||||||
| Total samples received | 808 (11.4) | 1,440 (20.3) | 2,505 (35.3) | 1,232 (17.4) | 1,107 (15.6) | 4,175 (58.9) | 2,917 (41.1) | 2,749 (38.8) | 4,343 (61.2) | 7,092 (100) |
| Positive samples | 34 (0.5) | 364 (5.1) | 516 (7.3) | 314 (4.4) | 407 (5.7) | 1,024 (14.4) | 611 (8.6) | 1,368 (19.3) | 267 (3.8) | 1,635 (23.1) |
| Respiratory virus identified (% of total positive samples based on age/sex) | ||||||||||
| Influenza A | 0 (0.0) | 2 (0.5) | 36 (7.0) | 152 (48.4) | 104 (25.6) | 202 (19.7) | 92 (15.1) | 282 (20.6) | 12 (4.5) | 294 (4.1) |
| Influenza B | 0 (0.0) | 4 (1.1) | 50 (9.7) | 65 (20.7) | 277 (68.1) | 230 (22.5) | 166 (27.2) | 389 (28.4) | 7 (2.6) | 396 (5.6) |
| Parainfluenza virus I | 2 (5.9) | 1 (0.3) | 29 (5.6) | 16 (5.1) | 0 (0.0) | 24 (2.3) | 24 (3.9) | 34 (2.5) | 14 (5.2) | 48 (0.7) |
| Parainfluenza virus II | 0 (0.0) | 0 (0.0) | 2 (0.4) | 2 (0.6) | 2 (0.5) | 2 (0.2) | 4 (0.7) | 5 (0.4) | 1 (0.4) | 6 (0.1) |
| Parainfluenza virus III | 1 (2.9) | 21 (5.8) | 45 (8.7) | 10 (3.2) | 3 (0.7) | 50 (4.9) | 30 (4.9) | 46 (3.4) | 34 (12.7) | 80 (1.1) |
| Adenovirus | 0 (0.0) | 15 (4.1) | 39 (7.6) | 23 (7.3) | 17 (4.2) | 62 (6.1) | 32 (5.2) | 77 (5.6) | 17 (6.4) | 94 (1.3) |
| Respiratory syncytial virus | 31 (91.2) | 321 (88.2) | 315 (61.0) | 46 (14.6) | 4 (1.0) | 454 (44.3) | 263 (43.0) | 535 (39.1) | 182 (68.2) | 717 (10.1) |