Table 2.

Study Population: Number of Patients, Physicians, Hospitals and Percentage of Excluded Cases per DRG 1999, 2000, 2001

		Number of Discharges			Number of Physicians			Number of Hospitals			Percentage of Cases Excluded
DRG	Diagnosis/Procedure	1999	2000	2001	1999	2000	2001	1999	2000	2001	1999	2000	2001
88	Chronic obstructive pulmonary disease	38,424	36,478	34,401	9,125	8,779	8,476	237	234	228	0.86	3.46	2.62
127	Congestive heart failure	62,682	62,599	59,763	11,282	11,285	11,048	233	234	229	3.21	3.72	3.00
209	Major joint procedures	28,426	29,827	32,016	1,267	1,238	1,240	210	207	204	2.58	3.04	3.13
358	Hysterectomy with complications	8,408	8,412	8,137	2,236	2,154	2,104	215	208	207	1.87	3.41	3.58
359	Hysterectomy without complications	21,962	22,926	22,604	2,630	2,608	2,520	216	215	212	2.46	2.09	1.78
370	Cesarean section with complications	11,731	12,125	11,954	2,217	2,240	2,183	164	161	159	2.61	2.54	2.42
371	Cesarean section without complications	39,844	42,980	42,770	2,602	2,654	2,571	163	161	159	1.31	1.25	1.22

DRG, diagnosis-related group.