Psychosocial factors as predictors of quality of life in chronic portuguese patients

Table 6 Factors associated with HRQL and with SWB: results of multivariate tests of MANCOVA analysis for subgroups of disease*

	Value Roy’s largest root			F_{(4, 667)}	F_{(4, 307)}	F_{(4, 667)}	p			Observed power
	M	N	C	M	N	C	M	N	C	M	N	C
Dispositional Optimism	0.02	0.04	0.19	1.74	1.76	0.77	0.142	0.14	0.55	0.53	0.53	0.24
Positive Affect	0.09	0.09	0.12	7.23	4.00	4.36	<0.001	0.004	0.002	0.99	0.90	0.93
Negative Affect	0.36	0.03	0.26	27.97	16.79	10.53	<0.001	<0.001	<0.001	1.00	1.00	1.00
Spirituality	0.09	0.09	0.18	6.76	3.92	7.49	<0.001	0.005	<0.001	0.99	0.89	0.99
Social Support	0.10	0.05	0.09	7.73	1.99	3.85	<0.001	0.098	0.005	0.99	0.59	0.89
Treatment Adherence	0.03	0.03	0.01	2.53	1.29	0.41	0.041	0.274	0.804	0.71	0.40	0.14

*Controlling for sex, age, education level, time since diagnostics and severity of disease perception.
M – Metabolic Subgroup; N – Neurologic Subgroup; C – Cancer Subgroup.

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