Table 3. Correlations regarding patient’s age and various variables.

		Patient’s age
Patient’s health status	Spearman’s rho	.178**
	Sign.	.010
Caregiver’s age	Spearman’s rho	.383**
	Sign.	.000
Days of hospitalization	Spearman’s rho	.289**
	Sign.	.000
Hours/day staying by the patient’s bedside	Spearman’s rho	.173*
	Sign.	.013
Days of staying by the patient’s bedside	Spearman’s rho	.160*
	Sign.	.020
Patient’s ability for self-care	Spearman’s rho	-.355**
	Sign.	.000
Frequency of interventions	Spearman’s rho	.149*
	Sign.	.034
Help patient eat	Spearman’s rho	.295**
	Sign.	.000
Help to wash his/her hair	Spearman’s rho	.135
	Sign.	.052
Help patient to shower	Spearman’s rho	-.212**
	Sign.	.002
Change position in bed	Spearman’s rho	.244**
	Sign.	.000
Help patient to take the medication administered by nurses	Spearman’s rho	.191**
	Sign.	.006
Change the urine bag	Spearman’s rho	-.148*
	Sign.	.032