Total immunoglobulin E levels in induced sputum reflect asthma control status
2025

Total IgE Levels in Sputum and Asthma Control

Sample size: 117 publication 10 minutes Evidence: moderate

Author Information

Author(s): Wenhui Chen, Xiaofang Liu, Xiujuan Yao, Yanghe Hao, Zhuo Zhou, Chengshuo Wang, Ming Wang, Luo Zhang

Primary Institution: Beijing TongRen Hospital, Capital Medical University

Hypothesis

Local immunoglobulin E (IgE) in induced sputum reflects asthma control status.

Conclusion

Sputum total IgE reflects levels of asthma control and can be used as an indicator of uncontrolled asthma.

Supporting Evidence

  • Patients with uncontrolled asthma had higher levels of sputum total IgE compared to well-controlled asthma patients.
  • Sputum total IgE was identified as a significant risk factor for poor asthma control.
  • Total IgE levels in sputum correlated significantly with asthma control scores.

Takeaway

This study found that measuring IgE levels in sputum can help doctors understand how well asthma is being controlled.

Methodology

Patients with asthma were classified based on control status, and sputum samples were analyzed for total IgE and other indicators.

Limitations

The sample size is relatively small, and the sensitivity for detecting sputum IgE needs improvement.

Participant Demographics

Patients aged 18 to 70, with no gender restrictions.

Statistical Information

P-Value

p<0.05

Confidence Interval

95% CI, 1.07–36.55

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1002/clt2.70021

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication