| AECOPD (n = 402) | Asthma exacerbation (n = 100) |
---|---|---|
With flu vaccination | 150 / 402 | 26 / 100 |
No. with Flu A or Flu B in subjects with flu vaccination | 26/ 150, (17.3%)* | 6 / 26, (23.1%)# |
Without flu vaccination | 252 / 402 | 74 /100 |
No. with Flu A or Flu B in subjects without flu vaccination | 29 /252, (11.5%)* | 13 / 74, (17.6%)# |