Abstract
Graphical Abstract
![jkms-31-106-abf001](/upload/SynapseData/ArticleImage/0063jkms/jkms-31-106-abf001.jpg)
Figures and Tables
Fig. 1
Distribution of headaches diagnosed according to ICHD-3β. Headache attributed to a substance or its withdrawal (ICHD-3β code 8., 5.2%) consisted of headache attributed to the use of or exposure to a substance (ICHD-3β code 8.1, 0.74%) and medication overuse headaches accompanied by primary headaches (ICHD-3β code 8.2, 4.43%). ICHD-3β indicates International Classification of Headache Disorders third edition, beta version: 1, Migraine; 2, Tension-type headache; 3, Trigeminal autonomic cephalalgias; 4, Other primary headache disorders; 5, Headache attributed to trauma or injury to the head and/or neck; 6, Headache attributed to cranial or cervical vascular disorder; 7, Headache attributed to non-vascular intracranial disorder; 8, Headache attributed to a substance or its withdrawal; 9, Headache attributed to infection; 10, Headache attributed to disorder of homoeostasis; 11, Headache or facial pain attributed to disorder of the cranium, neck, eyes, ears, nose, sinuses, teeth, mouth or other facial or cervical structure; 12, Headache attributed to psychiatric disorder; 13, Painful cranial neuropathies and other facial pains; 14, Other headache disorders.
![jkms-31-106-g001](/upload/SynapseData/ArticleImage/0063jkms/jkms-31-106-g001.jpg)
Table 1
Baseline demographic characteristics of the study population
![jkms-31-106-i001](/upload/SynapseData/ArticleImage/0063jkms/jkms-31-106-i001.jpg)
Table 2
Distribution of 10 common primary headache subtypes diagnosed at first-visit headache clinics by frequencies
![jkms-31-106-i002](/upload/SynapseData/ArticleImage/0063jkms/jkms-31-106-i002.jpg)
Table 3
Cases with different diagnosis by ICHD-3β and explanations
![jkms-31-106-i003](/upload/SynapseData/ArticleImage/0063jkms/jkms-31-106-i003.jpg)
Notes
Funding This study was supported in part by a grant from Korean Headache Society. No other financial relationships relevant to this publication were disclosed.
AUTHOR CONTRIBUTION Conception and coordination of the study: Moon HS, CHO SJ. Design of ethical issue: Park KY. Acquisition of data: Kim BK. Analysis and interpretation of data: Kim BK, Cho SJ, Kim BS, Sohn JH, Kim SK, Cha MJ, Song TJ, Kim JM, Park JW, Chu MK. Data review and statistical analysis: Park KY. Manuscript preparation: Kim BK, Moon HS. Critical revision of the manuscript: Cho SJ, Sohn JH, Cha MJ, Kim SK, Moon HS. Manuscript approval: all authors.
Appendix
Appendix
Migraine
Tension-type headache
Trigeminal autonomic cephalalgias
Other primary headache disorders
Headache attributed to trauma or injury to the head and/or neck
Headache attributed to cranial or cervical vascular disorder
Headache attributed to non-vascular intracranial disorder
Headache attributed to a substance or its withdrawal
Headache attributed to infection
Headache attributed to disorder of homoeostasis
Headache or facial pain attributed to disorder of the cranium, neck, eyes, ears, nose, sinuses, teeth, mouth or other facial or cervical structure
Headache attributed to psychiatric disorder
Painful cranial neuropathies and other facial pains
Other headache disorders