Table 1.

Baseline demographic characteristics of CHR, HC and CHR-negative participants.

Characteristic	CHRs (N = 114)	HCs (N = 49)	CHR-Ns (N = 39)	df	F/ X2	p	Post-hoc contrast
Age (years), M ± SD	21.68 ± 4.48	22.49 ± 3.57	22.74 ± 4.59	2	F = 1.16	0.31	–
Gender, Female (%)	85 (74.5%)	33 (67.3%)	26 (66.6%)	2	F = 0.68	0.50	–
Years of education, M ± SD	15.27 ± 3.24	16.63 ± 3.03	16.46 ± 3.44	2	F = 3.94	0.02	HCs vs CHRs
GAF, median (range)	58 (21–91)	89 (68–97)	70 (43–84)	2	F = 164.53	<0.001	HCs vs CHR-Ns vs CHRs
CRH-Diagnosis
CAARMS	35
SPI-A	28
CAARMS/SPI-A	51
CAARMS-Positive Severity, median (range)	28 (0–72)	0 (0−12)	6 (0–24)	2	F = 154.60	<0.001	HCs vs CHR-Ns vs CHRs
GF: Social, median (range)	8 (5–10)	9 (8–9)	8 (6–9)	2	F = 61.35	<0.001	HCs vs CHR-Ns vs CHRs
GF: Role, median (range)	8 (4–9)	9 (5–9)	8 (5–9)	2	F = 27.79	<0.001	HCs vs CHR-Ns vs CHRs
PAS, median (range)
Childhood	3 (0–16)	1 (0–6)	2 (0–6)	2	F = 24.70	<0.001	HCs vs CHR-Ns vs CHRs
Early adolescence	6 (0−22)	2 (0–8)	4 (0–14)	2	F = 33.44	<0.001	HCs vs CHR-Ns vs CHRs
Late adolescence	5 (0−20)	2 (0−10)	4 (0−13)	2	F = 19.66	<0.001	HCs vs CHR-Ns, HCs vs CHRs
Medication, N (%)	54 (47.3%)		17 (43.5%)	2	X2 = 23.31	<0.001	HCs vs CHRs, HCs vs CHR-Ns
None	60 (52.6%)		22 (56.4%)
Anti-psychotic	1 (0.8%)		0 (0%)	2	F = 0.38	0.68	–
Mood stabiliser	3 (2.6%)		0 (0%)	2	X2 = 2.33	0.31	–
Anti-depressant	36 (31.5%)		13 (33.3%)	2	X2 = 15.32	<0.001	HCs vs CHRs, HCs vs CHR-Ns
Other	26 (22.8%)		6 (15%)	2	X2 = 6.75	0.034	HCs vs CHRs
Diagnosis, N (%)	103 (90.3%)		23 (58.9%)	2	X2 = 101.0	<0.001	HCs vs CHR-Ns vs CHRs
Anxiety disorders	94 (82.4%)		17 (43.5%)	2	X2 = 92.00	<0.001	HCs vs CHR-Ns vs CHRs
Mood disorders	70 (61.4%)		11 (28.2%)	2	X2 = 56.36	<0.001	HCs vs CHR-Ns vs CHRs
Eating disorders	12 (10.5%)		1 (2.5%)	2	X2 = 7.36	0.025	HCs vs CHRs
Suicide Risk	57 (50%)		9 (23%)	2	X2 = 37.59	<0.001	HCs vs CHRs vs CHR-Ns
Alcohol Dependence/Abuse	32 (28.07%)		10 (25.6%)	2	X2 = 11.93	0.003	HCs vs CHRs, HCs vs CHR-Ns
Substance Dependence/Abuse	15 (13.1%)		3 (7.6%)	2	X2 = 7.36	0.025	HCs vs CHRs,
Obsessive Compulsive Disorder (OCD)	16 (14.03%)		0 (0%)	2	X2 = 13.34	0.001	HCs vs CHRs vs CHR-Ns
Post-Traumatic Stress Disorder (PTSD)	11 (9.6%)		1 (2.5%)	2	X2 = 6.66	0.036	HCs vs CHRs
BACS (M/SD)
Verbal Memory	−0.54/ 1.84	0.12/ 1.37	−0.24/ 1.38	2	F = 2.80	0.06	–
Motor Speed	−0.72/ 1.92	0.07/ 1.21	−0.54/ 1.56	2	F = 3.75	0.02	HCs vs CHRs
Processing Speed	−0.03/ 1.79	0.16/ 1.54	−0.12/ 1.53	2	F = 0.37	0.68	–
Verbal Fluency	0.09/ 1.36	0.41/ 1.37	0.30/ 1.07	2	F = 1.17	0.31	–
Executive Function	−0.07/ 1.89	−0.05/ 1.41	0.12/ 1.02	2	F = 0.21	0.80	–
Working Memory	−0.37/ 1.51	−0.34/ 1.23	−0.37/ 1.98	2	F = 0.007	0.99	–
BACS Composite	−0.46/ 1.58	0.11/ 1.10	−0.21/ 0.99	2	F = 3.13	0.04	HCs vs CHRs