CareScience Mortality Risk Model

Presentations from a November 2008 meeting to discuss issues related to mortality measures.

Calibration Data

Description of Facilities in 2008 Calibration Dataset	Quantity
Facilities	N=617
Regions
Midwest	169 (27.44%)
Northeast	70 (11.36%)
South	274 (44.48%)
West	103 (16.72%)
Teaching Status
Teaching	286 (46.8%)
Non-Teaching	325 (53.2%)
Bed-size
<100 beds	134 (21.9%)
100-200 beds	133(21.8%)
201-300 beds	119 (19.5%)
301-400 beds	90 (14.7%)
401-500 beds	39 (6.4%)
500-600 beds	25 (4.1%)
>600 beds	71 (11.6%)
Average bed-size	293 Beds
Discharges
Average # of discharge	22,414
Total Discharges	14,454,473

Diag	Description	% Cases	Mortality			Morbidity			Complications
Diag	Description	% Cases	Rate	Factors	FIT	Rate	Factors	FIT	Rate	Factors	FIT
008	Infct, intestinal d/t oth organisms	0.48%	1.7%	24	0.094	9.9%	39	0.492	30.5%	37	0.388
038	Septicemia	1.42%	18.2%	58	0.223	31.5%	69	0.670	64.7%	76	0.459
042	HIV disease	0.16%	7.0%	22	0.184	25.3%	35	0.356	47.9%	34	0.305
151	Neoplasm, Malignant, stomach	0.06%	9.4%	29	0.195	22.0%	35	0.324	58.4%	33	0.301
153	Neoplasm, Malignant, colon	0.29%	4.6%	47	0.152	21.5%	45	0.389	50.7%	51	0.345
154	Neoplasm, Malignant, rectum/anus	0.12%	3.5%	34	0.122	13.4%	38	0.426	48.5%	49	0.314
157	Neoplasm, Malignant, pancreas	0.10%	11.1%	30	0.189	14.3%	28	0.373	49.4%	35	0.320
162	Neop, mlig, trachea/bronchus/lung	0.43%	12.3%	40	0.208	24.7%	40	0.267	49.3%	45	0.319
174	Neoplasm, Malignant, female breast	0.21%	2.1%	29	0.237	2.7%	28	0.367	15.9%	37	0.277
182	Neoplasm, Malignant, body, uterus	0.11%	1.2%	23	0.129	6.4%	25	0.458	33.8%	27	0.298
183	Neop, mlig, ovary/uterine adnexa	0.08%	5.2%	22	0.211	11.8%	29	0.423	47.5%	37	0.330
185	Neoplasm, Malignant, prostate	0.25%	1.1%	24	0.220	5.5%	22	0.217	23.3%	33	0.280
188	Neoplasm, Malignant, bladder	0.10%	3.3%	27	0.143	12.1%	35	0.500	41.0%	34	0.415
189	Neop, Mlig, kdny/oth urinary organ	0.13%	2.2%	32	0.140	10.2%	28	0.473	41.1%	37	0.342
191	Neoplasm, Malignant, brain	0.09%	4.6%	24	0.170	7.0%	28	0.407	34.8%	30	0.371
197	Neoplasm, metastatic, rsprt/dgstv	0.35%	13.0%	42	0.148	15.4%	35	0.362	44.6%	48	0.384
198	Neoplasm, Metastatic, other sites	0.29%	7.3%	36	0.123	9.5%	36	0.369	39.6%	56	0.384
202	Neop, mlig,lymphoid/ histiocytic	0.09%	10.7%	28	0.194	16.9%	33	0.420	49.5%	36	0.368
250	Diabetes mellitus	1.29%	0.9%	31	0.078	10.4%	61	0.611	37.6%	68	0.431
276	Dsord, fluid/elctrlyt/ acid-base bal	1.17%	2.0%	34	0.075	8.4%	50	0.535	36.5%	52	0.357
280	Anemias, iron deficiency	0.19%	0.5%	14	0.040	4.6%	25	0.305	35.6%	33	0.222
282	Anemias, hereditary hemolytic	0.20%	0.4%	13	0.056	6.4%	22	0.412	30.2%	27	0.247
285	Anemia, other & unspecified	0.20%	1.3%	23	0.041	5.8%	32	0.332	37.8%	36	0.248
288	Diseases of white blood cells	0.13%	2.3%	22	0.091	7.9%	35	0.345	46.9%	38	0.326
295	Disorders, schizophrenic	0.71%	0.0%	14	0.003	1.0%	27	0.283	14.3%	48	0.220
296	Psychoses, affective	1.82%	0.0%	18	0.002	1.0%	38	0.299	13.9%	59	0.250
304	Dependence, drug	0.18%	0.0%	11	0.023	0.6%	21	0.229	9.9%	39	0.236
331	Degeneration, other cerebral	0.21%	2.0%	28	0.129	6.1%	31	0.409	35.7%	44	0.325
345	Epilepsy	0.18%	1.1%	18	0.096	9.7%	17	0.552	31.0%	46	0.437
348	Brain conditions, other	0.14%	7.7%	30	0.392	16.4%	35	0.586	50.4%	50	0.457
398	Disease, other rheumatic heart	0.10%	4.7%	18	0.125	16.3%	22	0.321	49.7%	34	0.265
401	Hypertension, essential	0.24%	0.3%	17	0.062	4.2%	34	0.488	39.3%	30	0.199
410	Acute myocardial infarction	1.86%	5.9%	47	0.231	29.4%	68	0.600	54.7%	76	0.433
411	Disease, other acute ischemic heart	0.10%	0.4%	12	0.036	7.5%	39	0.440	26.2%	31	0.358
413	Angina pectoris	0.05%	0.1%	10	0.011	2.3%	11	0.214	21.0%	23	0.247
414	Disease, oth chronic ischemic heart	3.26%	0.6%	36	0.076	9.6%	48	0.369	34.9%	64	0.386
415	Disease, acute pulmonary heart	0.42%	3.6%	27	0.204	16.0%	35	0.505	45.6%	46	0.350
424	Diseases, endocardium, other	0.21%	3.4%	24	0.179	28.0%	44	0.324	62.8%	48	0.345
425	Cardiomyopathy	0.08%	2.5%	32	0.233	6.0%	33	0.315	30.6%	31	0.297
426	Disorder, conduction	0.16%	1.5%	35	0.125	11.9%	32	0.585	33.2%	49	0.413
427	Dysrhythmias, cardiac	1.92%	2.1%	38	0.436	8.9%	49	0.629	30.9%	61	0.401
428	Failure, heart	2.57%	3.4%	49	0.111	14.4%	49	0.444	54.3%	59	0.335
430	Hemorrhage, subarachnoid	0.08%	23.1%	29	0.361	31.1%	29	0.506	57.9%	34	0.444
431	Hemorrhage, intracerebral	0.20%	28.0%	31	0.340	27.4%	37	0.467	56.0%	42	0.358
432	Hemorrhage, intracranial	0.09%	16.0%	24	0.350	20.0%	31	0.487	49.5%	41	0.416
433	Oclsn/stenosis, precerebral artery	0.51%	1.2%	16	0.146	5.2%	41	0.337	25.5%	53	0.308
434	Occlusion, cerebral arteries	1.04%	5.7%	34	0.163	12.6%	44	0.482	43.6%	50	0.376
435	Ischemia, transient cerebral	0.48%	0.2%	15	0.010	2.7%	33	0.281	25.4%	40	0.280
436	Disease, acute cerbvas, ill-defined	0.01%	5.8%	12	0.162	5.7%	10	0.413	32.8%	13	0.359
440	Atherosclerosis	0.47%	1.8%	34	0.124	10.6%	46	0.550	36.5%	58	0.359
441	Aneurysm and dissection, aortic	0.22%	8.8%	42	0.281	23.2%	48	0.498	52.2%	73	0.405
444	Embolism and thrombosis, arterial	0.10%	4.0%	31	0.167	15.4%	39	0.536	44.5%	49	0.376
453	Embolism/thrombosis, venous, other	0.38%	1.0%	24	0.054	8.0%	39	0.449	31.5%	47	0.385
458	Hypotension	0.27%	1.9%	23	0.145	7.5%	30	0.378	44.9%	40	0.246
466	Bronchitis and bronchiolitis, acute	0.40%	0.1%	15	0.035	7.7%	22	0.054	23.4%	28	0.174
480	Pneumonia, viral	0.05%	0.8%	14	0.105	6.7%	22	0.446	27.6%	25	0.336
481	Pneumonia d/t pneumococcal virus	0.06%	2.8%	19	0.141	16.2%	30	0.553	51.4%	29	0.317
482	Pneumonia, other bacterial	0.23%	6.6%	35	0.114	22.9%	47	0.409	61.2%	48	0.314
486	Pneumonia, organism NOS	2.16%	3.5%	34	0.096	10.9%	46	0.441	46.9%	57	0.299
491	Bronchitis, chronic	1.13%	1.9%	35	0.074	16.0%	44	0.436	45.8%	51	0.289
493	Asthma	0.95%	0.3%	24	0.104	9.7%	35	0.126	27.3%	44	0.199
496	Obstruction, chronic airway NEC	0.04%	7.4%	19	0.320	15.6%	19	0.461	47.1%	31	0.309

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Page last reviewed March 2009

Internet Citation: CareScience Mortality Risk Model. March 2009. Agency for Healthcare Research and Quality, Rockville, MD. http://archive.ahrq.gov/professionals/quality-patient-safety/quality-resources/tools/mortality/KrochMort2.html