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Table 3 Subcategories identified by the disagreement validity assessment

From: Validation of an algorithm for automated classification of migraine and tension-type headache attacks in an electronic headache diary

Origin of disagreement

Subcategory

Neurologist

Algorithm

n. of cases

Total

Inadvertent mistake

1

TTH

MO

7

12

2

TTH (with Triptan)

MO

2

3

TTH

MA

1

4

MA

TTH

1

5

non-classifiable

MO or TTH

1

Criterion E changes classification

5

non-classifiable

MO or TTH

3

3

Misinterpretation of ICHD-3

6

MA

non-classifiable

1

1