Table 2.

t-Tests Comparing the Constructive Behavior Scale During Baseline Interaction, Demographics, and Symptom Scales for Those Who Did and Did Not Participate in the 6-Month Interaction

Scale and demographics	Participated in 6-month interaction	Did not participate in 6-month interaction	t or χ2, p
FFT-CHR participants
Constructive Behavior Scale: M (SD) n
Youth	.15 (.75) 38	−.18 (.95) 13	t = 1.13, p = .27
Mother	.44 (.78) 36	.40 (1.03) 12	t < 1, p = .89
Father/significant other	.59 (.62) 19	.21 (1.40) 6	t < 1, p = .52
Age: M (SD) n
Youth	17.2 (4.2) 38	17.2 (2.9) 13	t < 1, p = .98
Mother	45.3 (6.1) 38	41.9 (6.9) 13	t = 1.56, p = .13
Father/significant other	49.4 (7.2) 36	47.1 (9.0) 13	t < 1, p = .40
Education on 9-point scale: M (SD) n
Mother	6.5 (1.7) 38	5.9 (1.1) 13	t = 1.52, p = .14
Father	6.2 (1.7) 36	6.2 (2.2) 13	t < 1, p = .95
Youth SOPS baseline symptoms: M (SD) n
Positive Symptom Scale	11.8 (3.4) 38	10.7 (2.6) 13	t = 1.23, p = .23
Negative Symptom Scale	12.8 (6.3) 36	12.8 (5.4) 13	t < 1, p = .98
Youth gender (male): %	55	85	χ2 < 3.57, p = .06
Youth antipsychotic medication: %	17	31	χ2 = 1.17, p = .28
EC participants
Constructive Behavior Scale: M, n
Youth	.32, 28	.07, 16	t = 1.08, p = .29
Mother	.58, 26	.76, 12	t < 1, p = .57
Father/significant other	.68, 19	.46, 9	t < 1, p = .40
Age: M (SD) n
Youth	16.5 (2.5) 28	16.9 (4.4) 16	t < 1, p = .72
Mother	44.6 (5.8) 27	47.5 (7.2) 16	t = 1.46, p = .15
Father/significant other	49.2 (7.4) 28	46.4 (5.9) 16	t = 1.37, p = .18
Education on 9-point scale: M (SD) n
Mother	6.9 (1.5) 27	6.3 (1.5) 16	t = 1.45, p = .16
Father	6.3 (1.7) 28	6.1 (1.8) 16	t < 1, p = .64
Youth SOPS baseline symptoms: M (SD) n
Positive Symptom Scale	11.7 (3.7) 28	11.2 (2.8) 16	t < 1, p = .69
Negative Symptom Scale	11.6 (6.5) 26	13.3 (5.1) 13	t < 1, p = .38
Youth gender (male): %	57	62	χ2 < 1, p = .73
Youth antipsychotic medication: %	37	13	χ2 = 2.66, p = .10

Note. FFT-CHR = family focused therapy–clinical high risk; SOPS = Scale of Prodromal Symptoms; EC = enhanced care.