Table 2

Prevalence rates of mental disorders in the completely vegetarian, predominantly vegetarian, non vegetarian (total and matched) sample
Completely Vegetarian (N=54) Predominantly Vegetarian (N=190) Non vegetarian (total sample) (N=3872) Non vegetarian (machted sample) (N=242) Comparision completely/ predominatly vs. matched non-vegetarians OR (95% CI) Comparision completely vs. matched non-vegetarians OR (95% CI)
Unipolar Depressive Disorders
1-month 7.4% 6.8% 6.3% 5.0% 1.44 (0.67-3.07) 1.53 (0.48-4.95)
12-month 24.1% 14.7% 11.9% 10.3% 1.75 (1.03-2.99) 2.75 (1.30-5.82)
lifetime 35.2% 25.8% 19.1% 20.7% 1.48 (0.98-2.26) 2.09 (1.10-3.95)
Anxiety Disorders
1-month 20.4% 12.6% 10.7% 8.7% 1.76 (0.99-3.13) 2.69 (1.12-5.99)
12-month 31.5% 19.5% 17.0% 13.2% 1.87 (1.15-3.01) 3.02 (1.52-5.98)
lifetime 31.5% 22.1% 18.4% 15.3% 1.77 (1.12-2.79) 2.55 (1.30-4.99)
Somatoform Disorders and Syndromes
1 month 9.3% 12.1% 7.8% 4.5% 2.72 (1.32-5.60) 2.14 (0.71-6.44)
12 month 16.7% 17.9% 11.6% 9.5% 2.04 (1.19-3.50) 1.90 (0.83-4-39)
lifetime 25.9% 25.8% 16.9% 15.3% 1.93 (1.23-3.03) 1.94 (0.96-3.91)
Eating Disorders
1-month 3.7% 1.1% 0.1% 0.0% (not computable)
12-month 3.7% 1.6% 0.3% 0.8%
lifetime 5.6% 3.2% 0.6% 1.2%

CI = confidence interval; OR = odds ratio.

Michalak et al.

Michalak et al. International Journal of Behavioral Nutrition and Physical Activity 2012 9:67   doi:10.1186/1479-5868-9-67

Open Data