Table 4.
Annual incidence of infections with all respiratory viruses, RSV, RSV subgroups (A/B) and genotypes in Gyeonggi Province from 2009 to 2014
| Overall (n, %) | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | |
|---|---|---|---|---|---|---|---|
| Overall patients | 4028 | 416 | 665 | 686 | 917 | 732 | 612 |
| Positive respiratory infections | 1635 (40·6) | 75 (18·0) | 179 (26·9) | 335 (48·8) | 474 (51·7) | 345 (47·1) | 227 (37·1) |
| RSV positive infection | 183 (11·3) | 10 (13·3) | 16 (8·9) | 57 (17·0) | 65 (13·9) | 21 (6·1) | 14 (6·2) |
| RSV subgroup (A/B) (n = 175) | |||||||
| RSV-A-positive infection | 141 (80·6) | 9 (100) | 1 (11·1) | 52 (91·2) | 60 (90·9) | 9 (42·9) | 10 (71·4) |
| RSV-B-positive infection | 33 (18·9) | 0 | 8 (88·9) | 5 (8·8) | 4 (6·1) | 12 (57·1) | 4 (28·6) |
| RSV-A and B coinfection | 1 (0·6) | 0 | 0 | 0 | 1 (1·5) | 0 | 0 |
| Total | 175 | 9 | 9 | 57 | 66 | 21 | 14 |
| RSV-A genotype (n = 131) | |||||||
| ON1 genotype | 61 (43·3) | 0 | 0 | 3 (5·8) | 44 (73·3) | 8 (88·9) | 6 (60·0) |
| NA1 genotype | 66 (46·8) | 8 (88·9) | 1 (100) | 45 (86·5) | 12 (20·0) | 0 | 0 |
| GA1 genotype | 1 (0·7) | 0 | 0 | 0 | 0 | 0 | 1 (10·0) |
| GA5 genotype | 3 (2·1) | 1 (11·1) | 0 | 2 (3·8) | 0 | 0 | 0 |
| Not classified | 10 (7·1) | 0 | 0 | 2 (3·8) | 4 (6·7) | 1 (11·1) | 3 (30·0) |
| Total | 141 | 9 | 1 | 52 | 60 | 9 | 10 |
| RSV-B genotype (n = 31) | |||||||
| BA9 genotype | 29 (87·9) | 0 | 8 (100) | 4 (80·0) | 4 (100) | 9 (75·0) | 4 (100) |
| BA10 genotype | 2 (6·1) | 0 | 0 | 0 | 0 | 2 (16·7) | 0 |
| Not classified | 2 (6·1) | 0 | 0 | 1 (20·0) | 0 | 1 (8·3) | 0 |
| Total | 33 | 0 | 8 | 5 | 4 | 12 | 4 |