Predictors of in-hospital mortality following major lower extremity amputations in type 2 diabetic patients using artificial neural networks

Table 2 Prevalence of comorbidities included in the Elixhauser Comorbidity Index according to IHM due to major LEA in patients with T2DM in Spain, 2003-2013

Comorbidities	Prevalence		Condition IHM		No condition IHM		p-value
Congestive heart failure	4384	10.7	1020	23.3	3058	8.4	<0.001
Cardiac arrhythmias	7552	18.5	1079	14.3	2999	9.0	<0.001
Valvular disease	1716	4.2	244	14.2	3834	9.8	<0.001
Pulmonary circulation disorders	500	1.2	108	21.6	3970	9.8	<0.001
Peripheral vascular disorders	28120	68.8	2648	9.4	1430	11.2	<0.001
Hypertension, uncomplicated	19204	47.0	1616	8.4	2462	11.4	<0.001
Hypertension, Complicated	5220	12.8	720	13.8	3358	9.4	<0.001
Paralysis	248	0.6	22	8.9	4056	10.0	0.559
Other neurological disorders	1268	3.1	174	13.7	3904	9.9	<0.001
Chronic pulmonary disease	4706	11.5	570	12.1	3508	9.7	<0.001
Hypothyroidism	867	2.1	84	9.7	3994	10.0	0.771
Renal failure	7125	17.4	1052	14.8	3026	9.0	<0.001
Liver disease	1316	3.2	197	15.0	3881	9.8	<0.001
Peptic ulcer disease excluding bleeding	223	0.5	23	10.3	4055	10.0	0.868
AIDS/HIV	27	0.1	2	7.4	4076	10.0	0.655
Lymphoma	70	0.2	2	2.9	4076	10.0	0.047
Metastatic cancer	157	0.4	31	19.7	4047	9.9	<0.001
Solid tumor without metastasis	817	2.0	107	13.1	3971	9.9	0.003
Rheumatoid arthritis/collagen vascular diseases	686	1.7	72	10.5	4006	10.0	0.650
Coagulopathy	270	0.7	67	24.8	4011	9.9	<0.001
Obesity	1898	4.6	195	10.3	3883	10.0	0.663
Weight Loss	542	1.3	106	19.6	3972	9.9	<0.001
Fluid and electrolyte disorders	1043	2.6	312	29.9	3766	9.5	<0.001
Blood loss anemia	209	0.5	30	14.4	4048	10.0	0.034
Deficiency anemia	922	2.3	112	12.1	3966	9.9	0.026
Alcohol abuse	1841	4.5	165	9.0	3913	10.0	0.136
Drug abuse	57	0.1	5	8.8	4073	10.0	0.761
Psychoses	292	0.7	25	8.6	4053	10.0	0.417
Depression	1429	3.5	112	7.8	3966	10.1	0.006

ISSN: 1471-2288