| Placebo + saline + saline n = 5 | Placebo + PACAP38 + VIP n = 10 | Lu AG09222 + PACAP38 + VIP n = 10 |
---|---|---|---|
Superficial temporal artery diameter | |||
 AUCSTA-VIP, mm × min, mean (SD) | 4.06 (5.47) | 22.7 (11.4) | 16.5 (12.4) |
  LS mean difference (SE) [95% CI] |  | 18.1 (6.10) [4.68, 31.5] | ‒6.49 (6.82) [‒20.9, 7.97] |
  P-value |  | 0.0128b | 0.3555c |
 CFISTA-60 min-VIP, mm, mean (SD) | 0.047 (0.050) | 0.188 (0.110) | 0.144 (0.122) |
  LS mean difference (SE) [95% CI] |  |  | ‒0.045 (0.068) [‒0.188, 0.099] |
  P-value |  |  | 0.5173c |
 maxSTA-VIP, mm, mean (SD) | 0.071 (0.051) | 0.405 (0.107) | 0.274 (0.208) |
  LS mean difference (SE) [95% CI] |  |  | ‒0.124 (0.091) [‒0.316, 0.068] |
  P-value |  |  | 0.1894c |
Radial artery diameter | |||
 AUCRA-VIP, mm × min, mean (SD) | ‒1.09 (4.34) | 1.23 (6.49) | 9.31 (6.24) |
  LS mean difference (SE) [95% CI] |  | 1.16 (3.69) [‒6.95, 9.28] | 11.6 (2.83) [5.59, 17.6] |
  P-value |  | 0.7578b |  |
 CFIRA-60 min-VIP, mm, mean (SD) | 0.006 (0.045) | 0.017 (0.066) | 0.075 (0.052) |
  LS mean difference (SE) [95% CI] |  |  | 0.077 (0.030) [0.013, 0.141] |
 maxRA-VIP, mm, mean (SD) | 0.034 (0.23) | 0.087 (0.097) | 0.135 (0.062) |
  LS mean difference (SE) [95% CI] |  |  | 0.0773 (0.0403) [‒0.00811, 0.163] |
Facial blood flow | |||
 AUCFBF-VIP, flux × min, mean (SD) | ‒1216 (4420) | 11,919 (6959) | 9827 (10,983) |
  LS mean difference (SE) [95% CI] |  | 12,865 (3129) [5977, 19,752] | ‒3210 (4337) [‒12,400, 5985] |
  P-value |  | 0.0017b | 0.4701c |
 maxFBF-VIP, flux, mean (SD) | 55.4 (31.0) | 366 (169) | 199 (99.8) |
  LS mean difference (SE) [95% CI] |  |  | –214 (53.6) [–328, –100] |
  P-value |  |  | 0.0011c |
Heart rate | |||
 AUCHR-VIP, beats, mean (SD) | 14.8 (524) | 897 (560) | 585 (568) |
  LS mean difference (SE) [95% CI] |  | 853 (295) [203, 1502] | –271 (215) [–728, 186] |
  P-value |  | 0.0147b | 0.2265c |
Headache intensity | |||
 AUCHI-VIP 0-8 h, points, mean (SD) | 35.9 (80.3) | 104 (178) | 88.4 (179) |
  LS mean difference (SE) [95% CI] |  |  | -15.2 (82.2) [–189, 158] |
  P-value |  |  | 0.8554c |
 maxHI-VIP, points, mean (SD) | 0.400 (0.894) | 1.10 (0.994) | 0.800 (1.87) |
  LS mean difference (SE) [95% CI] |  |  | -0.300 (0.690) [–1.76, 1.16] |
  P-value |  |  | 0.6692c |