- The prevalence of allergic rhinitis (AR) in China has significantly increased, prompting a systematic review of risk factors, which was performed by analyzing 51 studies up until November 2021.
- Key risk factors identified for adults include smoking, asthma, family histories of AR or asthma, and occupational dust exposure, while children are notably affected by passive smoking, asthma, and family history of allergies.
- The meta-analysis found that the prevalence of AR was 19% in adults and 22% in children, with boys displaying a higher prevalence than girls, indicating a pressing need for effective evaluation and strategies to address AR in China.