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Table 4 Sensitivity analysis of association between CDAI and hypothyroidism

From: Relationship of comprehensive dietary antioxidant index and hypothyroidism risk: evidence from the National Health and Nutrition Examination Surveys 2007–2012

Variables

OR (95%CI)

P

CDAI

0.93 (0.87–1.01)

0.075

CDAI level

  

   <-1.80

Ref

 

   -1.80-1.43

0.55 (0.28–1.05)

0.070

   ≥ 1.43

0.47 (0.27–0.81)

0.008

  1. OR: odds ratio; CI: confidence interval; Ref: reference; CDAI: composite dietary antioxidant index
  2. Model 1: crude model
  3. Model 2: adjusted age, gender, race, examination session, thyroid hormones use, energy and autoimmune thyroiditis