Table 2.

Results of mixed-effects regression modeling examining defeatist attitudes as a moderator of functioning and negative symptom outcomes

Outcome Measure	Predictor Variables	Parameter Estimate	t	p
ILSS 10-Domain Averagea	Intercept	0.6985	86.24	<.001
	Baseline ILSS	0.5670	5.49	<.001
	Group	−0.0175	−0.91	.365
	Baseline DPAS	−0.0004	−0.62	.535
	Group × Baseline DPAS	0.0001	0.13	.896
	Time	−0.0006	−0.80	.429
	Baseline ILSS × Time	−0.0020	−0.29	.772
	Group × Time	0.0038	2.38	.021
	Baseline DPAS × Time	−0.0001	−1.59	.118
	Group × DPAS × Time	0.0001	1.72	.090
SANS Diminished Expression	Intercept	1.6110	12.61	<.001
	Group	−0.0489	−0.19	.849
	Baseline DPAS	0.0141	1.77	.082
	Group × Baseline DPAS	−0.0135	−0.84	.403
	Time	−0.0008	−0.07	.946
	Group × Time	−0.0104	−0.46	.650
	Baseline DPAS × Time	−0.0005	−0.73	.468
	Group × DPAS × Time	0.0007	0.52	.603
SANS Diminished Motivation	Intercept	2.2206	15.49	<.001
	Group	−0.2978	−1.04	.304
	Baseline DPAS	0.0123	1.12	.268
	Group × Baseline DPAS	−0.0193	−0.88	.383
	Time	−0.0259	−2.97	.005
	Group × Time	0.0070	0.40	.688
	Baseline DPAS × Time	0.0002	0.36	.719
	Group × DPAS × Time	0.0008	0.81	.423

Notes:

^aBaseline ILSS measurement used as a covariate. ILSS=Independent Living Skills Survey; DPAS=Defeatist Performance Attitude Scale; SANS=Scale for Assessment of Negative Symptoms. Time in months was centered at baseline and group was coded: CBSST = 0.5 and GFSC = −0.5.