Clinical feature | % Of patients with clinical feature | Diagnostic delay when feature present* | Diagnostic delay when feature not present* | p Value |
---|---|---|---|---|
*Diagnostic delay expressed as median (range), in years. p Values based on Mann-Whitney tests. | ||||
Male sex | 79 | 3 (≤1–45) | 3 (≤1–48) | 0.448 |
Episodic CH | 73 | 3 (≤1–48) | 1 (≤1–28) | 0.001 |
Nausea during attacks | 27 | 4 (≤1–45) | 2.3 (≤1–48) | 0.001 |
Vomiting during attacks | 12 | 4.8 (≤1–37) | 2.5 (≤1–48) | 0.003 |
Photophobia or phonophobia | 54 | 3 (≤1–48) | 2 (≤1–48) | 0.022 |
Nocturnal onset of attacks | 78 | 3 (≤1–48) | 2 (≤1–35) | 0.009 |
Interictal headache | 16 | 2 (≤1–42) | 3 (≤1–48) | 0.078 |
Circadian rhythm | 64 | 3 (≤1–48) | 2.5 (≤1–40) | 0.459 |
Restlessness | 76 | 3 (≤1–48) | 2 (≤1–37) | 0.787 |
Pain radiating to jaw | 37 | 3 (≤1–42) | 2.5 (≤1–48) | 0.384 |
Alternating attack side | 11 | 6 (≤1–34) | 2.5 (≤1–48) | 0.001 |