Table 1. Demographic and clinical data of patients enrolled.
| Variable |
Inpatients (n=7,568) |
Outpatients (n=51,700) |
| Note: Data are presented as mean and variance or numbers (%). ‘-’ in the last line means that in outpatient settings, PIV was not tested in detection methods. Abbreviation: MP=Mycoplasma pneumoniae; ADV=adenovirus; IAV=influenza virus A; IBV=influenza virus B; RSV=respiratory syncytial virus; PIV=parainfluenza virus. * In outpatient settings, 8,977 children were tested for IAV and IBV. | ||
| Sex (male) | 4,298 (56.7) | 29,070 (56.2) |
| Age (years) | 5.01 (3.12, 8.03) | 4.86 (3.27, 7.31) |
| ≤1 | 669 (8.8) | 2,958 (5.7) |
| 1–3 | 1,546 (20.4) | 7630 (14.8) |
| 3–6 | 2,485 (32.8) | 2,1087 (40.8) |
| >6 | 2,868 (37.9) | 20,025 (38.7) |
| Virus detection rate | 4,675 (61.8) | 19,085 (36.9) |
| Single virus | 4,302 (56.8) | 18,865 (36.5) |
| Multiple viruses | 373 (4.9) | 220 (0.4) |
| MP | 3,532 (46.6) | 18,755 (36.2) |
| ADV | 294 (3.8) | 234 (0.4) |
| IAV | 182 (2.4) | 1,510/8,977* (16.8) |
| IBV | 36 (0.4) | 114/8,977* (1.2) |
| RSV | 576 (7.6) | 324 (0.6) |
| PIV | 451 (5.9) | - |