Table 6 The onset of sentinel headache before stroke in relation to the time of stroke or headaches during seven days before admission of the control group
The time/day of development of headache | Hours before stroke/admission of controls | 1 day before stroke/admission of controls | 2 days before stroke/admission of controls | 3 days before stroke/admission of controls | 4 days before stroke/admission of controls | 5 days before stroke/admission of controls | 6 days before stroke/admission of controls | 7 days before stroke/admission of controls | Total |
|---|---|---|---|---|---|---|---|---|---|
A new type of headache (n=27) | 10 (0) | 5 (0) | 8 (0) | 3 (0) | 1 (0) | 0 (0) | 0 (0) | 0 (0) | 27(0) |
Headache with altered characteristic (n=54) | 13 (0) | 6 (1) | 7 (1) | 1 (0) | 4 (0) | 7 (0) | 6 (0) | 10 (0) | 54(2) |
The previous headache without changes (n=13) | 2 (1) | 5 (3) | 3 (2) | 2 (2) | 1 (2) | 0 (0) | 0 (0) | 0 (0) | 13(10) |