Skip to main content

Table 1 Participant characteristics

From: Nutritional and herbal supplements for anxiety and anxiety-related disorders: systematic review

  Passionflower Kava St. John's wort Lysine Magnesium All studies
Patients (n) 278 1054 762 137 388 2619
Gender       
Male 46 (17%) 227 (22%) 246 (32%) 83 (61%) 130 (34%) 732 (28%)
Female 50 (18%) 759 (72%) 516 (68%) 54 (39%) 258 (66%) 1637 (63%)
Not Reported 182 (65%) 68 (6%) - - - 250 (9%)
Age range (years) 19-47 18-75 18-65 20-59 18-82 18-82
Race/Ethnicity       
Asian - 2 (< 1%) - 108 (79%) - 110 (4%)
Caucasian - 401 (38%) 83 (11%) 29 (21%) - 513 (20%)
African American - 14 (1%) -   - 14 (1%)
Hispanic - 7 (< 1%) -   - 7 (< 1%)
Native American - 7 (< 1%) -   - 7 (< 1%)
Not Reported 278 (100%) 623 (59%) 679 (89%)   316 (100%) 1896 (72%)