Table 1 Headache relief (HR) and therapeutic gain (percentage HR after subcutaneous sumatriptan 6 mg minus percentage HR after effervescent aspirin 1,000 mg plus metoclopramide) for the first-treated migraine attack
|  | Sumatriptan (n = 122) | ASP + M (n = 125) |
|---|---|---|
Headache relief after 30Â min | Â | Â |
 Yes | 62 (50%) | 31 (24%) |
 No | 62 (50%) | 96 (76%) |
Therapeutic gain 26% (95% CI 14–37%) | ||
Headache relief after 60Â min | ||
 Yes | 87 (71%) | 57 (45%) |
 No | 35 (29%) | 69 (55%) |
Therapeutic gain 26% (95% CI 14–38%) | ||
Headache relief after 120Â min | ||
 Yes | 99 (84%) | 79 (62%) |
 No | 19 (16%) | 48 (38%) |
Therapeutic gain 22% (95% CI 11–32%) | ||