Table 2. Most Frequent Diagnosis-Related Groups (DRGs) for Medicare Transfers: Initial Hospitalizations, 1987.

DRG Code	Description	Transfer Cases	Percent of Transfers	Percent of Total Discharges
140	Angina Pectoris	20,793	13.6	3.8
122	Circulatory Disorders w AMI w/o C.V. Comp Disch Alive	14,252	9.4	1.3
121	Circulatory Disorders w AMI and C.V. Comp Disch Alive	11,139	7.3	1.4
127	Heart Failure and Shock	7,742	5.1	5.3
14	Specific Cerebrovascular Disorders except TIA	6,256	4.1	3.3
138	Cardiac Arrythymia and Conduction Disorders w CC	6,176	4.1	2.1
124	Circulatory Disorders except AMI, w Cardiac Cath and Complex Diagnosis	5,950	3.9	0.8
89	Simple Pneumonia/Pleurisy Age >17 w CC	3,302	2.2	3.4
174	G.I. Hemorrhage w CC	2,655	1.7	1.5
82	Respiratory Neoplasms	2,293	1.5	0.9
182	Esophagitis, G.I. and Misc. Digest Disorders Age >17 w CC	2,243	1.5	2.8
15	Transient Ischemic Attack And Precerebral Occlusions	2,193	1.4	1.6
130	Peripheral Vascular Disorders w CC	2,146	1.4	0.8
207	Disorders of the Biliary Tract w CC	2,088	1.4	0.4
125	Circulatory Disorders except AMI, w Cardiac Cath w/o Complex Diagnosis	2,042	1.3	1.1
236	Fractures of Hip and Pelvis	1,919	1.3	0.4
243	Medical Back Problems	1,690	1.1	1.4
316	Renal Failure	1,643	1.1	0.4
296	Nutritional and Misc Metabolic Disorders Age >17 w/o CC	1,563	1.0	2.2
10	Nervous System Neoplasms w CC	1,499	1.0	0.2

NOTES: Inpatient stays only. No excluded units. AMI is acute myocardial infarction. C.V. is cardiovascular. Comp is complications. Disch is discharge. TIA is transient ischemic attack. CC is complications and/or comorbidities. Cath is catheterization. G.I. is gastrointestinal. Misc is miscellaneous.

SOURCE: Buczko, W., Health Care Financing Administration, 1993.