Chronic Kidney Disease: Evolution of Healthcare Costs and Resource Consumption from Predialysis to Dialysis in Piedmont Region, Italy

Table 3

Main causes of hospitalizations in the different populations.

Major diagnosis	Hospitalizations
	Total number of admissions ()	% on total admissions	Total days of stay	Average cost per hospitalization (€)
PreD population
End stage renal disease	355	20.6	6,669	4,931
Chronic kidney disease, Stage V	234	13.6	2,950	4,412
Chronic kidney disease, Stage IV (severe)	93	5.4	1,692	3,304
Fitting and adjustment of extracorporeal dialysis catheter	81	4.7	172	4,523
Congestive heart failure, unspecified	29	1.7	529	4,160
Left hearth failure	23	1.3	429	6,223
Subendocardial infarction, initial episode of care	20	1.2	304	5,434
Acute respiratory failure	19	1.1	449	18,119
Fitting and adjustment of peritoneal dialysis catheter	17	1.0	132	5,687
Malignant neoplasm of kidney, except pelvis	16	0.9	212	5,364
Chronic kidney disease, Stage III (moderate)	16	0.9	235	2,999
HD population
End stage renal disease	677	12.6	7,086	7,471
Other complications due to renal dialysis device, implant, and graft	413	7.7	1,726	4,069
Fitting and adjustment of extracorporeal dialysis catheter	239	4.5	601	2,531
Mechanical complication of other vascular device, implant, and graft	194	3.6	653	5,340
Arterial embolism and thrombosis of upper extremity	107	2.0	455	6,224
Subendocardial infarction, initial episode of care	91	1.7	778	6,480
Atherosclerosis of native arteries of the extremities with ulceration	89	1.7	1,077	5,940
Atherosclerosis of native arteries of the extremities with gangrene	75	1.4	1,193	6,980
Senile cataract, unspecified	73	1.4	101	1,069
Fitting and adjustment of vascular catheter	64	1.2	208	806
PD population
End stage renal disease	86	21.2	1,302	9,237
Peritonitis (acute), generalized	21	5.2	211	1,885
Unspecified peritonitis	19	4.7	176	2,916
Anemia in chronic kidney disease	11	2.7	348	1,345
Other and unspecified angina pectoris	10	2.5	32	2,458
Umbilical hernia without mention of obstruction or gangrene	6	1.5	11	2,720
Infection and inflammatory reaction due to peritoneal dialysis catheter	6	1.5	85	3,280
Other complications due to renal dialysis device, implant, and graft	6	1.5	26	3,495
Encounter for antineoplastic chemotherapy	6	1.5	556	4,240

PreD: patients incident-to-dialysis observed for the 12 months preceding dialysis entrance; HD: haemodialysis; PD: peritoneal dialysis.