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Table 3 Human provocation studies investigating migraine aura

From: Calcitonin gene-related peptide causes migraine aura

Author, Year

Substance

Total number of participants

Migraine induction rate (N)

Aura induction rate (N)

Frequency of aura attacks (range, pr year)

aChristiansen et al., 1999 (MA) [21]

GTN

12

6

0

7 to 50

aSances et al., 2004 (MA) [20]

GTN

22

9

3

NA

aAfridi et al., 2004 (MA) [19]

GTN

21

14

1

NA

aHansen et al., 2008 (FHM1) [22]

GTN

8

1

0

< 1 to 10

aHansen et al., 2010 (FHM) [23]

GTN

23

7

4

NA

aHansen et al., 2010 (MA) [10]

CGRP

14

8

4

2 to 24

aHansen et al., 2008 (FHM1 and FMH2) [24]

CGRP

9

2

0

< 1 to 10

aHansen et al., 2011 (FHM) [25]

CGRP

11

1

0

2 to 15

cAl-Khazali et al., 2023 (MA/MO)

CGRP

34

24

13

1 to 179

bButt et al., 2018 (MA/MO) [15]

Cilostazol

16

12

1

2 to 12

bHougaard et al., 2020 (MA/MO) [17]

Endothelin-1

12

0

0

12 to 48

bAl-Karagholi et al., 2021 (MA) [18]

Levcromakalim

17

14

10

6 to 50

bButt et al., 2022 (MA/MO) [16]

Sildenafil

16

9

3

2 to 12

  1. GTN glyceryl trinitrate, CGRP calcitonin gene-related peptide, MA migraine aura exclusively, MA/MO migraine aura, but not exclusively migraine aura FHM  familial hemiplegic migraine (unknown mutations) FHM1 familial hemiplegic migraine with known mutations (R583Q and C1369Y mutations), FHM2 familial hemiplegic migraine with known mutations (R202Q and R763C mutations)
  2. aHealthy controls as comparison
  3. bplacebo
  4. cno comparison