Is patient-grouping on basis of condition on admission indicative for discharge destination in geriatric stroke patients after rehabilitation in skilled nursing facilities? The results of a cluster analysis

Table 1 Description sample and clusters

Variable	Total sample	%	Cluster 1 (poor)	%	Cluster 2 (good)	%	Significant difference between clusters
	Median (IQR)		Median (IQR)		Median (IQR)
	n = 127		n = 52		n = 75
Berg Balance Scale (range 0–56)	31 (5, 46)		3 (0, 17)		44 (33, 50)		**
Functional Ambulation Categories (range 0–5)	3 (0, 4)		0 (0, 2)		4 (3, 4)		**
Barthel Index (range 0–20)	12 (6, 16)		5 (2, 9)		14 (13, 18)		**
Frenchay Arm Test (range 0–5)	4 (1, 5)		1 (0, 4)		5 (4, 5)		**
Charlson Index (range 0–27)	2 (1, 3)		3 (2, 3)		2 (1, 2)		**
Global Depression Scale (range 0–8)	1 (0, 3)		2 (1, 4)		1 (0, 2)		**
Neuropsychiatric Inventory: Nursing Home version (range 0–144)	0 (0, 5)		4 (0, 12)		0 (0, 2)		**
Gender: male		48		35		57	*
Localization of stroke on right		58		65		54
Ischemic stroke		85		90		81
First stroke		83		87		80
Age (years)	80 (76, 85)		81 (76, 86)		79 (76, 85)

Cluster 2 n = 75 (59.1% of the patients).
Cluster 1 n = 52 (40.9% of the patients).
Asterisks indicate significant differences between groups Mann–Whitney-U Test and Chi-squared Test (**p < 0.01, *p < 0.05).
Variables that best separate are at the top of the table and descending.

ISSN: 1472-6963