Table 4.

Correlation amongst continuous and ordinal variables (patient and caregiver) and caregiver burden (ZBI scores)

Variable	Rho	P value
Caregiver’s age	0.179	0.004
Duration of care (months)	0.109	0.081
Duration of time spent in caregiving per day	0.105	0.093
Average monthly income	-0.007	0.907
Average monthly income spent on patient	0.043	0.495
Patient’s age	-0.201	0.001
Duration of illness	0.085	0.174
GAF	-0.467	0.0001
BPRS	0.332	0.0001