Table 1. Demographic and clinical characteristics of patients.

	Patients				Location of the pressure ulcers
			Gender
Cause of the pressure ulcers	Age (year)	n	Female	Male	Sacrum	Trochanter	Sacrum and trochanter	Ischium	Both heels	Total
Old and bedridden	>75	14	3	11	3	3	6	1	1	14
Paralyzed	36-90	9	3	6	5	2	-	2	-	9
Car accident	16-90	6	4	2	6	-	-	-	-	6
Spinal cord injury due to gunshot	16-73	3	2	1	2	-	-	1	-	3
Lung cancer	53	1	-	1	1	-	-	-	-	1
Heart failure	76	1	1	-	1	-	-	-	-	1
Multiple sclerosis	59,61	2	2	-	2	1	1	1	-	2
Total		36	15	21	20	4	7	5	-	36