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Table 4 Multivariable-adjusted odds ratios (OR) (95% CI) for anxiety across different frequencies or servings for dietary intakes in study population (N = 9965)

From: The relation between dietary intakes and psychological disorders in Iranian adults: a population-based study

Dietary intakes 3Anxiety
4Multivariable adjusted 5Multivariable + BMI
OR CI OR CI
1Red meat
 Never Reference Reference
 Once/week 1.25 0.79–1.98 1.46 0.9–2.39
  > 1/week 1.23 0. 8–1.91 1.49 0.93–2.39
1Poultry
 Never Reference Reference
 Once/week 1.05 0.66–1.66 1.11 0.69–1.79
  > 1/week 1.21 0.77–1.89 1.27 0.8–2.03
1Fish
 Never Reference Reference
 Lower than once/week 0.83 0.69–1.01 0.82 0.67–1.00
  ≥ 1/week 1.12 0.91–1.38 1.12 0.9–1.39
1Egg
 Never Reference Reference
 Once/week 0.84 0.64–1.1 0.82 0.62–1.07
  > 1/week *0.75 *0.58–0.97 *0.72 *0.55–0.94
1Legume
 Never Reference Reference
 Once/week 1.2 0.73–1.97 1.16 0.69–1.95
  > 1/week 1.01 0.62–1.65 0.98 0.59–1.62
2Vegetables
 Nothing Reference Reference
 One/day 0.92 0.77–1.1 0.93 0.77–1.12
  > 1/ day *0.74 *0.58–0.93 *0.77 *0.6–0.98
2Fruits
 Nothing Reference Reference
 One/day 0.81 0.64–1.03 0.79 0.61–1.01
  > 1/ day *0.7 *0.54–0.9 *0.7 *0.53–0.91
2Milk
 Nothing Reference Reference
 1–2 glasses/week *0.71 *0.6–0.85 *0.73 *0.61–0.87
  > 2 glasses/week 0.97 0.79–1.18 0.98 0.8–1.2
2Yogurt
 Nothing Reference Reference
 1–2 glasses/week 0.75 0.56–1.02 *0.72 *0.52–0.98
  > 2 glasses/week *0.55 *0.41–0.74 *0.54 *0.4–0.73
  1. 1 Dietary intakes for mentioned items were presented as frequency of consumption
  2. 2 Dietary intakes for mentioned items were presented as serving of consumption
  3. 3Anxiety was defined as having the score of ≥8 from the DASS21 questionnaire
  4. 4Adjusted for age (20–29, 30–39, 40–49, 50–59, 60–69 years), education level (Secondary school and lower, High school, Diploma and Graduate diploma, Bachelors, Masters and PhD), physical activity level (low, medium, high), history of chronic diseases (hypertension, diabetes, cardiovascular disease, cancer, depression, dyslipidemia), smoking (yes/no)
  5. 5 Adjusted for age (20–29, 30–39, 40–49, 50–59, 60–69 years), education level (Secondary school and lower, High school, Diploma and Graduate diploma, Bachelors, Masters and PhD), physical activity level (low, medium, high), history of chronic diseases (hypertension, diabetes, cardiovascular disease, cancer, depression, dyslipidemia), smoking (yes/no) and BMI
  6. *Significance level was considered as p < 0.05