Demographic data, evidence of sensitisation and clinical parameters
2001–2002 study1 | 2009–2011 study1 | 2015–2016 study | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Virus | Number tested (percentage positive) | <5 years | 5–16 years | Number tested (percentage positive) | <5 years | 5–16 years | Number tested (percentage positive) | <5 years | 5–16 years | Frequency change (2009–2011 study to 2015–2016 study) |
RSV | 213 (15.0%) | 29 | 3 | 147 (21.1%) | 30 | 1 | 147 (10.2%) | 15 | 0 | p = 0.015 |
Influenza A and B viruses | 213 (6.1%) | 9 | 4 | 149 (12.1%) | 11 | 7 | 147 (10.2%) | 12 | 3 | p = 0.713 |
- H1N1 | NT | NT | 141 (5.0%) | 4 | 3 | 147 (4.8%) | 6 | 1 | p = 1 | |
Adenovirus | 213 (6.1%) | 11 | 2 | 145 (6.9%) | 10 | 0 | 147 (10.2%) | 11 | 4 | p = 0.404 |
Parainfluenza 1–4 | 158 (3.2%) | 5 | 0 | 141 (4.3%) | 5 | 1 | 147 (6.1%) | 9 | 0 | p = 0.599 |
Human metapneumovirus | 48 (0%) | 0 | 0 | 141 (0.7%) | 1 | 0 | 147 (3.4%) | 5 | 0 | p = 0.214 |
Rhinovirus | Not tested | NT | NT | 141 (8.5%) | 10 | 2 | 147 (7.5%) | 8 | 3 | p = 0.829 |
Total | 54 | 9 | 67 | 11 | 60 | 10 |
NT = not tested, note: children with bronchiolitis were excluded