- ID
Study identification number.
- Size
Total number of valid subjects in the study.
- Age
Mean age of participants.
- Year
Year of publication.
- Country
Country code.
- Smoke
Source of ETS.
- Adj
Whether the reported odds ratio is adjusted for covariates.
- Asthma_logOR
Log odds ratio of asthma.
- LRD_logOR
Log odds ratio of lower respiratory disease.
- Asthma_v
Sampling variance of Asthma_logOR.
- AsthmaLRD_cov_05
Sampling covariance between Asthma_logOR and
LRD_logOR by assuming a correlation of 0.5
- LRD_v
Sampling variance of LRD_logOR.