From: Anti-protein immunoglobulin M responses to pneumococcus are not associated with aging
 | LRTI (n = 19) | Controls (n = 19) | Healthy volunteers (n = 10) |
---|---|---|---|
Age (mean ± SD) (yr) | 64.5 (15.8) 10 (53) | 64.6 (14.5) 10 (53) | 21.2 (2.4) 5 (50) |
Female gender (n [%]) | |||
Smoker/ex-smoker (n [%]) | 15 (79) | 10 (53) | 0 (0) |
PPV (n [%]) | 7 (37) | 8 (42) | 0 (0) |
Contact with children (n [%]) | 10 (53) | 12 (63) | 0 (0) |
Corticosteroid use (n [%]) | 16 (84) | 3 (16) | 0 (0) |
COPD (n [%]) | 8 (42) | 2 (11) | 0 (0) |
Asthmatic (n [%]) | 5 (26) | 1 (5) | 0 (0) |