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Table 2 Positive likelihood ratios for the ICHD-3 and ICHD-3 beta diagnoses (the negative likelihood ratios were 0 throughout)

From: ICHD-3 is significantly more specific than ICHD-3 beta for diagnosis of migraine with aura and with typical aura

 

ICHD-3 beta

ICHD-3

migraine with aura

17.7

24.8

migraine with aura; single attack

1.7

4.8

migraine with typical aura

24.8

31.0

migraine with typical aura; single attack

3.5

7.3