From: Evidence of persistent central sensitization in chronic headaches: a multi-method study
 | CM | CTTH |
---|---|---|
Group size | 25 | 25 |
Gender (female:male) | 23:2 | 23:2 |
Age (years) | 44.5 ± 12.6 | 39.5 ± 10.0 |
Headache frequency (days/month) | 23.5 ± 6.2 | 25.1 ± 6.0 |
Pain intensity (VAS)* | 8.7 ± 1.4 | 6.2 ± 1.6 |
Chronic headache history (years) | 6.6 ± 7.5 | 4.8 ± 6.0 |
Cutaneous allodynia (%) | 68 | 64 |
Depression | 6.5 ± 4.0 | 7.6 ± 3.2 |
Anxiety | 9.5 ± 4.7 | 10.9 ± 3.5 |
Pain intensity at exam (VAS) | 2.44 ± 2.3 | 2.52 ± 1.9 |