Prevalence of Chlamydia pneumoniae antibodies by sex and age
| Variable (N) | IgG positive | IgA positive | ||||
|---|---|---|---|---|---|---|
| N | % | p Value | N | (%) | p Value | |
| Sex | ||||||
| Boys (358) | 102 | 28.5 | NS | 64 | 17.9 | NS |
| Females (291) | 86 | 29.6 | 64 | 22.0 | ||
| Age | ||||||
| <6 (69) | 16 | 23.2 | NS | 10 | 14.5 | NS |
| 7 (119) | 29 | 24.4 | 19 | 16.0 | ||
| 8 (111) | 30 | 27.0 | 25 | 22.5 | ||
| 9 (116) | 44 | 37.9 | 26 | 22.4 | ||
| 10 (118) | 36 | 30.5 | 22 | 18.6 | ||
| >11 (116) | 33 | 28.4 | 26 | 22.4 | ||
| Total | ||||||
| 649 | 188 | 29.0 | 128 | 19.7 | ||