Table 5

Descriptive statistics for difference scores of age of onset data and results of t-tests in completely and predominantly vegetarians with mental disorder
Disorders Ma Δ adoption vegetarian diet and onset of disorder, in years SD t (df) Kolmogorov–Smirnov test
Depressive Disorders 5.56 13.78 3.23 (63)** 1.09ns
Anxiety Disorders 10.26 12.26 6.15 (53)*** 1.31ns
Somatoform Disorders and Syndromes 10.83 16.90 4.97 (59)*** 0.84ns
Eating Disorders −1.00 7.37 −0.33 (5) ns 0.43ns

a positive values indicate that onset of mental disorder preceded adoption of the vegetarian diet.

* p < .05, ** p < .01, *** p < .001 two-tailed.

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