Fig. 9
From: Correlation between allergy and cancer: a systematic review and meta-analysis
Random-effects meta-analysis of association of brain cancer incidence and allergy. (a). Forest plot is stratified by study design. (b). Forest plot is stratified by different allergy type. If HR, RR, or OR are provided, they were used for the calculations. If these measures were not provided, the OR value was calculated based on the raw data from the original articles. OR, odds ratio; RR: relative risk; HR: hazard ratio; CI, confidence interval.
