Table 2.
Baseline characteristics of participants with restless legs syndrome (RLS) assigned to the yoga (N = 10) versus the educational film (control) group (N = 10).
| Treatment Group | |||||
|---|---|---|---|---|---|
| Yoga | Educational Film (control) | ||||
| Frequency/Mean | Percent/SE | Frequency/Mean | Percent/SE | P | |
| Demographic and lifestyle characteristics | |||||
| Age in years (Mean, SE) | 58.40 | 2.00 | 58.90 | 2.88 | NS |
| Race/ethnicity | NS | ||||
| Non-Hispanic White | 8 | 80.00% | 7 | 70.00% | |
| African American | 2 | 20.00% | 3 | 30.00% | |
| Education | NS | ||||
| <4 years college | 3 | 30.00% | 4 | 40.00% | |
| ≥4 years college | 7 | 70.00% | 6 | 60.00% | |
| Employed | 7 | 70.00% | 6 | 60.00% | NS |
| Married/Cohabiting | 4 | 40.00% | 3 | 30.00% | NS |
| Mean daily intake of the following: | |||||
| Caffeine (mg) | 162.68 | 49.93 | 147.77 | 35.74 | NS |
| Alcohol (g) | 19.57 | 15.91 | 20.42 | 16.38 | NS |
| Health history | |||||
| Reported history of: | |||||
| High blood pressure | 4 | 40.00% | 5 | 50.00% | NS |
| Depression | 5 | 50.00% | 5 | 50.00% | NS |
| Anxiety | 2 | 20.00% | 3 | 30.00% | NS |
| Prediabetic (fasting glucose 100–125 mg/dL) | 5 | 50.00% | 5 | 50.00% | NS |
| Serum ferritin levels (ng/mL) | 81.40 | 15.35 | 80.56 | 15.32 | NS |
| RLS symptoms | NS | ||||
| 1–3x/month | 2 | 20.00% | 1 | 10.00% | |
| At least 1x/week | 8 | 80.00% | 9 | 90.00% | |
| Obese (body mass index ≥30) | 6 | 60.00% | 5 | 50.00% | NS |
Abbreviations. NS: nonsignificant (P > 0.5).