Table 3 Age dependence of the immune response to an M. pneumoniae infection. The absolute number of patients with positive serum samples is given together with the percentages in () of the total number of patients in the age groups
| Â | Positive in rP116-ELISA | Positive in rP1-ELISA | Positive in CFT | ||
|---|---|---|---|---|---|
| Â | IgM | IgG | IgM | IgG | Â |
Age 16–30 | 12 (39%) | 24 (77%) | 17 (55%) | 22 (74%) | 24 (77%) |
Age 31–50 | 20 (29%) | 39 (56%) | 19 (27%) | 33 (47%) | 29 (41%) |
Age 51–83 | 0 (0%) | 6 (25%) | 0 (0%) | 2 (8%) | 2 (8%) |