Table 3.

Mean length of stay (LOS) for managed and non-managed care groups for each DRG

DRG	Diagnosis/ Procedure	mean LOS in days (s. error) managed care group 1999	2000	2001	mean LOS days (s. error) non-managed care group 1999	2000	2001	difference between managed and non-managed care groups (days) 1999	2000	2001
88	Chronic Obstructive Pulmonary Disease	3.92 (0.31)	3.93 (0.24)	3.47 (0.24)	3.77 (0.29)	3.79 (0.20)	3.35 (0.22)	0.15	0.14	0.12
127	Congestive Heart Failure	1.77 (0.25)	1.77 (0.25)	1.74 (0.25)	1.71 (0.22)	1.58 (0.23)	1.67 (0.22)	0.06	0.19	0.07
209	Hip replacement	5.21 (1.16)	4.35 (0.74)	5.02 (0.40)	5.25 (1.15)	4.62 (0.74)	5.01 (0.39)	-0.04	-0.27	0.01
358	Hysterectomy with complications	3.08 (0.75)	1.93 (0.45)	2.06 (0.45)	3.18 (0.74)	1.92 (0.45)	2.10 (0.46)	-0.10	0.01	-0.04
359	Hysterectomy without complications	2.38 (0.31)	2.35 (0.17)	2.68 (0.13)	2.42 (0.31)	2.28 (0.17)	2.71 (0.12)	-0.04	0.07	-0.03
370	Cesarean section with complications	2.95 (0.14)	2.40 (0.80)	1.89 (1.76)	2.82 (0.13)	2.37 (0.80)	1.88 (1.77)	0.13	0.03	0.01
371	Cesarean section without complications	2.88 (0.30)	2.69 (0.21)	3.28 (0.22)	2.84 (0.30)	2.70 (0.21)	3.26 (0.21)	0.04	-0.01	0.02