1.

Proportional Treatment Contact in the Year of Disorder Onset and Median Duration of Delay Among Patients Who Subsequently Made Treatment Contact: Mexico National Comorbidity Survey, 2001–2002

	Treatment Contact Made in Year of Onset, %	Treatment Contact Made by Age 50 Years, %	Median Duration of Delay, y	Total Number
Anxiety disorders
Panic disorder	17.0	79.2	16	65
Generalized anxiety disorder	12.7	38.6	2	78
Specific phobia	1.6	25.2	26	412
Social phobia	1.2	43.9	22	203
Any anxiety disorders	3.6	53.2	30	610
Mood disorders
Major depressive episode	19.0	70.4	13	531
Dysthymia	11.7	75.5	18	89
Bipolar disorder (broad)	6.5	53.1	13	106
Any mood disorders	16.0	69.9	14	598
Substance use disorders
Alcohol abuse	2.4	24.3	12	367
Alcohol abuse with dependence	2.8	16.8	8	141
Drug abuse	2.9	56.9	4	74
Drug abuse with dependencea	. . .	. . .	. . .	. . .
Any substance-use disorders	0.9	22.1	10	378

Note. We assessed mental and substsance use disorders defined by the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition14 with version 3.0 of the WHO Composite International Diagnostic Interview, a fully structured, lay-administered diagnostic questionnaire used in face-to-face interviews.15

^aDisorder omitted because of insufficient cases (n < 30) but included in the “any substance use disorders” category.