Table 2 Prevalence of causative respiratory viruses and Mycoplasma pneumoniae according to age groups in children hospitalized due to community-acquired pneumonia
Detected respiratory virus | < 2 years, No. (%) | 2–4 years, No. (%) | 5–11 years, No. (%) | 12–17 years, No. (%) | Total, No. (%) |
|---|---|---|---|---|---|
Adenovirus | 964 (7.1) | 764 (7.9) | 183 (3.12) | 33 (1.7) | 1944 (6.3) |
Rhinovirus | 2545 (18.8) | 1441 (14.8) | 626 (10.8) | 199 (10.2) | 4811 (15.5) |
Influenza | 701 (5.2) | 619 (6.44) | 519 (9.0) | 196 (10.1) | 2035 (6.6) |
 Influenza A | 534 (4.0) | 386 (4.0) | 302 (5.2) | 117 (6.0) | 1339 (4.32) |
 Influenza B | 172 (1.3) | 239 (2.5) | 218 (3.8) | 79 (4.1) | 708 (2.3) |
Parainfluenza | 2668 (19.7) | 1317 (13.6) | 476 (8.2) | 192 (9.9) | 4653 (15.0) |
Metapneumovirus | 1049 (7.8) | 750 (7.7) | 112 (1.9) | 45 (2.3) | 1956 (6.3) |
Respiratory syncytial virus | 4600 (34.0) | 1451 (14.9) | 194 (3.3) | 59 (3.0) | 6304 (20.3) |
Bocavirus | 511 (38.0) | 214 (2.2) | 41 (0.7) | 20 (1.0) | 786 (2.5) |
Coronavirus | 264 (2.0) | 152 (1.6) | 66 (1.1 | 21 (1.1) | 503 (1.6) |
MP | 1277 (9.4) | 3526 (36.3) | 3475 (59.9) | 905 (46.4) | 9183 (29.6) |
 Clinically MSMP | 1121 (8.3) | 2816 (29.0) | 2482 (42.8) | 681 (34.9) | 7100 (22.9) |
 Clinically MRMP | 25 (0.2) | 154 (1.6) | 244 (4.2) | 47 (2.4) | 470 (1.5) |
 Clinically MLEP | 131 (1.1) | 556 (5.7) | 749 (12.9) | 177 (9.1) | 1613 (5.2) |
Neither MP nor virus identified | 1997 (14.8) | 1529 (15.7) | 906 (15.6) | 484 (24.8) | 4916 (15.9) |
Only respiratory virus detection | 10,253 (75.8) | 4660 (48.0) | 1421 (24.5) | 561 (28.8) | 16,895 (54.5) |
Total number | 13,527 (100.0) | 9715 (100.0) | 5802 (100.0) | 1950 (100.0) | 30,994 (100.0) |