Table 3 Comparison of headache characteristics between chronic and episodic patients
From: An investigation of oxidant/antioxidant balance in patients with migraine: a case-control study
Variable | Episodic Migraineurs (n = 44) | Chronic Migraineurs (n = 27) | P value | ||
|---|---|---|---|---|---|
Mean | SD | Mean | SD | ||
Number of headache days per month | 9.4 | 6.0 | 23.3 | 6.0 | 0.000 |
Headache severity (VAS scale) | 7.35 | 1.52 | 7.70 | 2.03 | 0.410 |
Number of analgesic medications per month | 4.15 | 3.85 | 10.36 | 11.22 | 0.009 |