Table 1.

Baseline sociodemographic, clinical, and service use characteristics of users and nonusers of EPI services.

	EPI user (n = 752)	EPI nonuser (n = 1853)	Standardized difference, %
Age at index date
16 to 20 years	306 (40.7)	214 (11.5)	70
21 to 25 years	212 (28.2)	241 (13.0)	38
26 to 30 years	96 (12.8)	227 (12.3)	2
31 to 35 years	64 (8.5)	265 (14.3)	18
36 to 40 years	38 (5.1)	274 (14.8)	33
41 to 45 years	25 (3.3)	290 (15.7)	43
46 to 50 years	11 (1.5)	342 (18.5)	59
Male gender	558 (74.2)	996 (53.8)	44
Rural residence	54 (7.2)	163 (8.8)	6
Resides outside of catchment	92 (12.2)	521 (28.1)	40
Income quintile
Highest (5)	140 (18.6)	222 (12.0)	19
4	110 (14.6)	262 (14.1)	1
3	146 (19.4)	350 (18.9)	1
2	110 (14.6)	262 (14.1)	0
Lowest (1)	140 (18.6)	222 (12.0)	17
Migrant status
Nonmigrant	669 (89.0)	1682 (90.8)	6
Immigrant	47 (6.3)	102 (5.5)	3
Refugee	36 (4.8)	69 (3.7)	5
Index diagnosis
Schizophrenia	277 (36.8)	768 (41.4)	9
Delusional disorder	52 (6.9)	163 (8.8)	7
Other psychosis	423 (56.3)	922 (49.8)	13
Diagnosing physician
Family physician	30 (4.0)	589 (31.8)	78
Psychiatrist	616 (81.9)	797 (43.0)	88
Family physician + psychiatrist	58 (7.7)	94 (5.1)	11
Other	48 (6.4)	373 (20.1)	41
Inpatient at index diagnosis	271 (36.0)	241 (13.0)	56
Prior alcohol-related disorder	50 (6.6)	366 (19.8)	39
Prior substance-related disorder	107 (14.2)	504 (27.2)	32
Primary care contact in previous 6 months	249 (33.1)	859 (46.4)	27
Psychiatrist contact in previous 6 months	162 (21.5)	600 (32.4)	25
Any ED visit in previous 6 months	89 (11.8)	242 (13.1)	4
Any hospitalization in previous 6 months	25 (3.3)	133 (7.2)	17

Data are shown as n (%) unless otherwise specified. ED = emergency department; EPI = early psychosis intervention.