The Pilot Survey of the Perception on the Practice Pattern, Diagnosis, and Treatment on Korean Medicine Insomnia: Focusing on the Difference between Korean Medical Neuropsychiatry Specialists and Korean Medical General Practitioners

Table 3

Korean Classification of Diagnosis code for Korean National Insurance coverage.

KCD code		%
G470
Disorders of initiating and maintaining sleep (insomnia)	229	64.0
F510
Disorder of the sleep-wake schedule	13	3.6
G478
Other sleep disorder	24	6.7
F518
Other nonorganic sleep disorders	2	.6
G479
Sleep disorder, unspecified	74	20.7
F519
Nonorganic sleep disorder, unspecified	5	1.4
F 512
Nonorganic disorder of the sleep-wake schedule	11	3.1