Table 1.

Mixed Effects Regression Results for the Effectiveness of CBTp.

Variable/Contrast	Coefficient	SE	P-value	Effect size
PSYRATS voices – Total (248 individuals)
Baseline vs. pre-therapy	-0.46	0.57	0.42	0.05
Pre-therapy vs. post-therapy	-4.65	0.83	<0.001	0.52
Change baseline/pre-therapy vs. change pre/post-therapy∗	-4.18	1.20	<0.001
Pre-therapy vs. follow-up	-3.89	1.05	<0.001	0.44
Post-therapy vs. follow-up	0.76	1.04	0.47	0.09
PSYRATS delusions – Total (302 individuals)
Baseline vs. pre-therapy	-1.23	0.42	0.003	0.23
Pre-therapy vs. post-therapy	-3.99	0.49	<0.001	0.75
Change baseline/pre-therapy vs. change pre/post-therapy	-2.75	0.77	<0.001
Pre-therapy vs. follow-up	-4.34	0.76	<0.001	0.82
Post-therapy vs. follow-up	0.35	0.70	0.61	0.07
BDI (360 individuals)
Baseline vs. pre-therapy	-1.45	0.59	0.014	0.11
Pre-therapy vs. post-therapy	-6.75	0.75	<0.001	0.51
Change baseline/pre-therapy vs. change pre/post-therapy	-5.30	1.15	<0.001
Pre-therapy vs. follow-up	-4.44	1.04	<0.001	0.34
Post-therapy vs. follow-up	2.31	0.91	0.01	0.18
BAI (362 individuals)
Baseline vs. pre-therapy	-0.78	0.65	0.23	0.06
Pre-therapy vs. post-therapy	-5.66	0.81	<0.001	0.44
Change baseline/pre-therapy vs. change pre/post-therapy	-4.87	1.26	<0.001
Pre-therapy vs. follow-up	-3.73	1.01	<0.001	0.29
Post-therapy vs. follow-up	1.93	0.95	0.04	0.15
CORE -Total (180 individuals)
Baseline vs. pre-therapy	-1.42	0.67	0.03	0.17
Pre-therapy vs. post-therapy	-5.18	0.72	<0.001	0.61
Change baseline/pre-therapy vs. change pre/post-therapy	-3.76	1.20	<0.002
Pre-therapy vs. follow-up	-3.95	0.90	<0.001	0.47
Post-therapy vs. follow-up	1.23	0.71	0.08	0.15
MANSA (361 individuals)
Pre-therapy vs. post-therapy	5.30	0.69	<0.001	0.49
Pre-therapy vs. follow-up	5.01	1.06	<0.001	0.47
Post-therapy vs. follow-up	-0.29	0.92	0.75	0.03

^∗Is the change between pre vs. post-therapy significantly greater than the change between baseline vs. second assessment?

Significant results (p < 0.01) in bold.