Table 4.

Univariate Latent Growth Curve Models Unstandardized Estimates

	Family Burden Model
Parameters	Estimates	SE	p-value
Level factor mean	44.86	0.90	<.01
Level factor variance	144.52	18.72	<.01
Change factor mean	−11.13	1.25	<.01
Change factor variance	139.24	30.57	<.01
Level and change covariance	−80.07	19.67	<.01
6-month basis coefficient	0.71	0.06	<.01
12-month basis coefficient	0.84	0.07	<.01
18-month basis coefficient	0.95	0.07	<.01
Indicator residual variance	50.08	4.55	<.01
	Quality of Life Model
Parameters	Estimates	SE	p-value
Level factor mean	53.15	1.15	<.01
Level factor variance	223.35	31.73	<.01
Change factor mean	14.39	1.54	<.01
Change factor variance	141.56	48.11	<.01
Level and change covariance	27.77	30.81	.37
6-month basis coefficient	0.62	0.07	<.01
12-month basis coefficient	0.64	0.07	<.01
18-month basis coefficient	0.81	0.08	<.01
Indicator residual variance	150.74	9.69	<.01
	Positive Symptoms Model
Parameters	Estimates	SE	p-value
Level factor mean	12.10	0.23	<.01
Level factor variance	7.64	1.27	<.01
Change factor mean	−2.90	0.32	<.01
Change factor variance	6.84	1.85	<.01
Level and change covariance	−.23	1.25	.07
6-month basis coefficient	0.90	0.08	<.01
12-month basis coefficient	0.70	0.07	<.01
18-month basis coefficient	0.91	0.08	<.01
Indicator residual variance	6.79	0.44	<.01