Table 2.
Comparisons of clinical characteristics among patients with RSV, rhinovirus, human bocavirus (HBoV) and adenovirus single infections, and RSV, rhinovirus, HBoV and adenovirus co-infections with other respiratory viruses.
| RSV single | Rhino single | HBoV single | Adenovirus single | RSV co-infection | Rhinovirus co-infection | HBoV co-infection | Adenovirus co-infection | |
|---|---|---|---|---|---|---|---|---|
| N | 131 | 57 | 9 | 9 | 29 | 30 | 19 | 19 |
| Age (years, median) | 0.5a,b | 1.4a | 1.2 | 1.1 | 0.8b | 1.0 | 1.1 | 1.0 |
| Male (%) | 68 (52)a | 39 (68)a | 5 (55) | 8 (89) | 19 (66) | 16 (53) | 12 (63) | 13 (68) |
| Pneumonia (%) | 38 (29)b | 18 (32) | 7 (78) | 7 (78) | 15 (52)b | 10 (33) | 10 (53) | 10 (53) |
| Supplemental O2 (%) | 56 (43) | 18 (32) | 2 (22) | 2 (22) | 12 (41) | 15 (50) | 7 (37) | 5 (26) |
| Antibiotics (%) | 53 (40)b | 21 (37) | 7 (78) | 8 (89) | 20 (69)b | 12 (40) | 6 (32) | 9 (47) |
| Bronchodilators (%) | 112 (85) | 52 (91) | 8 (89) | 3 (33) | 26 (90) | 27 (90) | 18 (95) | 16 (84) |
| Systemic corticosteroids (%) | 25 (19)a | 21 (37)a | 1 (11) | 2 (22) | 6 (21) | 11 (37) | 12 (63) | 9 (47) |
| Chest radiography (%) | 53 (40) | 28 (49) | 7 (78) | 8 (89) | 16 (55) | 15 (50) | 12 (63) | 13 (68) |
| Fever (≥38.5̊C) (%) | 50 (38)b | 21 (37) | 6 (67) | 7 (78) | 20 (69)b | 11 (37) | 12 (63) | 10 (53) |
| CRP ≥5 mg/dl | 12 (9) | 9 (16) | 4 (44) | 4 (44) | 4 (14) | 1 (3) | 2 (1) | 2 (1) |
| Leucocytosis (%) | 28 (21)a,b | 26 (46)a | 5 (55) | 4 (44) | 14 (48)b | 20 (67) | 8 (42) | 10 (53) |
| DOH (days, median) | 5a | 4a | 5 | 5 | 5 | 4 | 5 | 5 |
Other respiratory viruses were:
ap < .05, Rhino single vs. RSV single infections.
bp < .05, RSV-co-infection vs. RSV single infections.
Clinical characteristics did not differ significantly in HBoV and adenovirus single and co-infections.
Abbreviations: DOH: days of hospitalization and N: number.