Table 1 Characteristics of respondents at baseline

Continuous variables

 Age at onset of current episode of psychosis

23.88 (5.41)

25.84 (5.21)

2.75 (241)

0.006

 Years of education

12.54 (2.60)

11.84 (3.91)

1.67 (229)

0.097

 SAPS total severity score

34.16 (15.28)

20.12 (9.79)

7.53 (114)

 < 0.001

 SANS total severity score

23.55 (13.41)

21.39 (15.63)

1.11 (194)

0.267

 Log DUP

1.14 (0.75)

1.08 (0.60)

0.59 (124)

0.558

 DUP median (range) in weeks

11.0 (0.0–684.3)

11.6 (0.3–223.0)

NA

NA

Categorical variables

 Men

52 (60.5%)

82 (50.0%)

4.72 (2)

0.095

 Single

79 (92.9%)

105 (64.0%)

24.27 (1)

 < 0.001

 SCID-IV diagnosis of schizophrenia-spectrum disorder

56 (65.1%)

146 (90.1%)

23.25 (1)

 < 0.001

 SCID-IV diagnosis of substance abuse/dependence

29 (38.2%)

17 (10.5%)

25.39 (1)

 < 0.001

Relation to patient

 Parent*

48 (80.0%)

87 (53.0%)

14.85 (3)

0.002

 Spouse*

5 (8.3%)

45 (27.4%)

 Sibling

6 (10.0%)

21 (12.8%)

 Other

1 (1.7%)

11 (6.7%)

 Women

47 (78.3%)

79 (48.2)

16.24 (1)

 < 0.001

Age group (years)

37.24 (5)

 < 0.001

 21–30

6 (10.3%)

11 (6.7%)

 31–40*

5 (8.6%)

56 (34.1%)

 41–50

9 (15.5%)

30 (18.3%)

 51–60

26 (44.8%)

65 (39.6%)

 61–70*

11 (19.0%)

2 (1.2%)

 71–80

1 (1.7%)

0 (0.0%)

Education

47.41 (5)

 < 0.001

 Less than high school

1 (1.7%)

9 (5.5%)

 High school*

9 (15.3%)

100 (61.0%)

 College/vocational degree*

19 (32.2%)

25 (15.2%)

 Bachelor's*

23 (39.0%)

17 (10.4%)

 Master's

5 (8.5%)

11 (6.7%)

 Doctorate

2 (3.4%)

2 (1.2%)

Women

17 (58.6%)

19 (90.5%)

6.13 (1)

0.013

Age group (years)

 21–30*

1 (4.5%)

16 (76.2%)

24.60 (3)

 < 0.001

 31–40

7 (31.8%)

2 (9.5%)

 41–50

7 (31.8%)

3 (14.3%)

 51–60*

7 (31.8%)

0 (0.0%)

Profession

14.07 (2)

 < 0.001

 Psychiatrist

7 (24.1%)

1 (4.8%)

 Case manager

13 (44.8%)

20 (95.2%)

 Allied health care professionals

9 (31.0%)

0 (0.0%)