Persistence of goitre in the post-iodization phase: micronutrient deficiency or thyroid autoimmunity?
2011

Study on Goitre Prevalence in Children Post-Iodization

Sample size: 2148 publication Evidence: moderate

Author Information

Author(s): Das, Sambit, Bhansali, Anil, Dutta, Pinaki, Aggarwal, Arun, Bansal, M.P., Garg, Dinesh, Muthuswamy, Walia, Rama, Upreti, Vimal, Ramakrishnan, Santosh, Sachdeva, Naresh, Bhadada, Sanjay

Primary Institution: Postgraduate Institute of Medical Education & Research, Chandigarh, India

Hypothesis

What is the relationship between goitre prevalence and micronutrient status in school children after iodization?

Conclusion

Despite iodine sufficiency, there is a high prevalence of goitre in children, which is correlated with iron deficiency.

Supporting Evidence

  • The prevalence of goitre was found to be 15.1% in the studied population.
  • 37.4% of goitrous children had anaemia compared to 24.8% in the control group.
  • 20.6% of goitrous children had severe iron deficiency compared to 6.4% in controls.
  • Serum ferritin levels negatively correlated with the presence of goitre.

Takeaway

Even though kids are getting enough iodine, many still have goitre, and not having enough iron might be a reason.

Methodology

The study involved screening 2148 children for goitre and comparing 191 children with goitre to 165 without goitre regarding various micronutrient levels.

Potential Biases

Potential observer bias in goitre grading.

Limitations

The study did not explore all potential goitrogens or factors contributing to goitre prevalence.

Participant Demographics

Children aged 6 to 16 years from Chandigarh, India.

Statistical Information

P-Value

P=0.03

Confidence Interval

CI 1.20 - 6.37

Statistical Significance

p<0.05

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication