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. 2021 Feb 16;18(4):1890. doi: 10.3390/ijerph18041890

Table 2.

Comparison of selected attributes for primary headache on the basis of IHS diagnostic criteria: 1. consistency measure filter, 2. relief greedy, 3. relief top10, 4. genetic algorithm wrapper, 5. ACO-based classification algorithm, 6. rule-based fuzzy logic system, 7. physician’s expert choice, 8. column RES—final decision for the important attribute selection [22].

Attributes 1 2 3 4 5 6 7 RES
1 Sex
2 How old were you when the headache occurred for the first time?
3 How often do you have headache attacks?
4 How long do the headache attacks last?
5 Where is the headache located?
6 How intense is the pain?
7 What is the quality of the pain you experience?
8 Do your headaches worsen after physical activities such as walking?
9 Do you avoid routine physical activities because you fear they might trigger your headache?
10 Are the headaches accompanied by? a) Nausea
11 Are the headaches accompanied by? b) Vomiting
12 Are the headaches accompanied by? c) Photophobia
13 Are the headaches accompanied by? d) Phonophobia
14 Do you have temporary visual, sensory or speech disturbance?
15 Do you, during a headache attack, have tension and/or heightened tenderness of head or neck muscles? TTH
16 Do you have any body numbness or weakness?
17 Do you have any indications of oncoming headache?
18 Headache is usually triggered by: Menstrual periods
19 In the half or my visual field, lasting 5 minutes to an hour, along with the headache attack or an hour before.
20 Along with the headache attack or an hour before one I have sensory symptoms.