Table 3 Responses among those with headache likely to drive the diagnosis of migraine (N variable between 1,801 and 1,824 because of missing responses to some questions)
Headache characteristics | Response n (%) | |
|---|---|---|
Yes | No | |
Duration > 2 h | 522 (28.6) | 1,302 (71.4) |
Moderate or severe intensity | 1,350 (76.0) | 474 (24.0) |
Unilateral | 561 (30.9) | 1,253 (69.1) |
Throbbing | 1,161 (64.5) | 640 (35.5) |
Aggravated by routine activity | 1,085 (59.8) | 728 (40.2) |
Causing avoidance of routine activity | 1,026 (56.6) | 786 (43.4) |
Accompanying symptoms | ||
Nausea | 807 (44.6) | 1,003 (55.4) |
Vomiting | 495 (27.4) | 1,309 (72.6) |
Photophobia | 858 (47.5) | 950 (52.5) |
Phonophobia | 1,604 (88.7) | 204 (11.3) |