Table 4.
Exposure-response association between exposure to PM2·5 and prevalence of nasopharyngeal Streptococcus pneumoniae carriage
|
Children aged 6 weeks (n=216) |
Children aged 6 months*(n=429) |
All children*(n=645) |
||||
|---|---|---|---|---|---|---|
| OR (95% CI) | p value | OR (95% CI) | p value | OR (95% CI) | p value | |
| Crude estimates | 1·07 (0·97–1·19) | 0·18 | 1·10 (0·98–1·23) | 0·093 | 1·16 (1·08–1·24) | <0·0001 |
| Adjusted estimates† | 1·06 (0·96–1·18) | 0·24 | 1·12 (1·01–1·25) | 0·042 | 1·10 (1·01–1·20) | 0·035 |
OR=odds ratio. PM=particulate matter.
*
Analysis accounts for non-independence of repeated measurements for children recruited at both 6 weeks and 6 months.
†
Adjusted for age, sex, vaccination status, season, current antibiotic use, and duration of MicroPEM run-time.