. Author manuscript; available in PMC: 2011 Jul 1.

Published in final edited form as: J Cardiovasc Nurs. 2010 Jul–Aug;25(4):301–310. doi: 10.1097/JCN.0b013e3181cfbb46

Table 2.

Means and Standard Deviations for Additional Variables by Symptom Burden Cluster Subgroups (N=226)

Variable	Cluster 1 (n=36)		Cluster 2 (n=130)		Cluster 3 (n=60)

	Mean	SD	Mean	SD	Mean	SD
Length of Hospital Stay	5.0	1.2	5.5	1.2	5.6	0.9
Age	71.1	4.9	71.5	5.2	70.8	4.6
Education	12.5	2.9	13.4	2.9	13.2	2.7
Charlson Comorbidity Index (CCI)	1.1	1.3	1.0	1.2	1.4	1.3
Hospital Anxiety & Depression Scale (HADS)^*** (range 0–21)	5.9	4.3	8.2	4.8	11.8	6.9
BEES^*** (range 15–60)	51.7	6.6	48.6	8.0	44.9	7.5
Duke Activity Status Index (DASI)^* (range 0–58)	26.6	5.9	24.3	6.2	22.4	6.8

p-value < 0.05

^**

p-value < 0.01

^***

p-value <0.0001