Table 1.

ICD-8, ICD-9, and ICD-10 codes from the National Patient Register and the Cause of Death Register

Diagnosis	ICD-8	ICD-9	ICD-10
Anorexia nervosa	–	307B	F50.0, F50.1
Other eating disorder	–	307F	F50.2, F50.3, F50.9
Major depressive disorder	300.4	296B, 300E, 311	F32.0, F32.1, F32.2, F32.3, F32.8, F32.9, F33.0, F33.1, F33.2, F33.3, F33.4, F33.8, F33.9, F34.8, F34.9, F38.0, F38.1, F38.8, F39
Obsessive-compulsive disorder	300.3	300D	F42.0, F42.1, F42.2, F42.8, F42.9
Any anxiety disorder	300.0, 300.2	300A, 300C	F40.0, F40.1, F40.2, F40.8, F40.9, F41.0, F41.1, F41.2, F41.3, F41.8, F41.9