Table 5.

Correlation of duration of illness with QOL domain scores (Pearson's r)

Correlations with pt's QOL ratings	Pearson's r	P	Correlations with caregiver impression of pt's QOL	Pearson's r	P
Duration of illness Vs			Duration of illness Vs
Physical health (N = 180)	0.29	0.000	Caregiver impression pt's physical health (N = 180)	0.22	0.003
Psychological health (N = 180)	0.29	0.000	Caregiver impression pt's psychol health (N = 179)	0.19	0.008
Independence (N = 181)	0.23	0.001	Caregiver impression pt's independence (N = 180)	0.17	0.02
Social relations (N = 179)	0.15	0.04	Caregiver impression pt's social relations (N = 179)	0.15	0.04
Environment (N = 180)	0.26	0.000	Caregiver's impression pt's environment (N = 178)	0.22	0.003
General facet on health & QOL (N = 180)	0.16	0.03	Caregiver's impression pt's general facet (N = 180)	0.16	0.03