Table 2 Demographics, headache characteristics, and associated symptoms in subjects with TTH according to the presence of RLS
From: Restless legs syndrome and tension-type headache: a population-based study
| Â | TTH subjects with RLS | TTH subjects without RLS | Â |
|---|---|---|---|
P | |||
N = 34 | N = 536 |  | |
Demographics | Â | Â | Â |
 Mean age ± SD (years) | 46.4 ± 13.3 | 42.5 ± 13.7 | 0.108 |
 Women, N (%) | 20 (58.8) | 282 (52.6) | 0.482 |
Headache characteristics | Â | Â | Â |
 Bilateral pain, N (%) | 23 (67.6) | 351 (65.5) | 0.797 |
 Non-pulsating quality, N (%) | 16 (47.1) | 211 (39.4) | 0.374 |
 Mild-to-moderate severity, N (%) | 34 (100.0) | 526 (98.1) | 0.422 |
 Non-aggravation by movement, N (%) | 22 (64.7) | 429 (80.0) | 0.033 |
Associated symptoms | Â | Â | Â |
 Photophobia, N (%) | 5 (14.7) | 41 (7.6) | 0.143 |
 Phonophobia, N (%) | 9 (26.5) | 172 (32.1) | 0.495 |
 Osmophobia, N (%) | 7 (20.6) | 88 (16.4) | 0.527 |
Mood | Â | Â | Â |
 Anxiety | 7 (20.6) | 47 (8.8) | 0.022 |
 Depression | 5 (14.7) | 19 (3.5) | 0.002 |
Headache frequency per month | 2.3 ± 3.5 | 1.9 ± 4.9 | 0.054 |
VAS score for headache intensity | 5.1 ± 2.0 | 4.3 ± 1.8 | 0.038 |