Table 8. Compounded Annual Percentage Change in Cost per Unit of Output by Teaching Status—by Cost Center Group (Part A) and by Specific Cost Center (Part B).

Part A	Time Period	Teaching Status
Cost Center Group	Covered	Teaching	Non-Teaching
General Services	1973-1978	10.5	14.7
Ancillary Services	1973-1978	16.9	17.4
Inpatient Services	1973-1978	18.2	14.4
Outpatient Services1	1973-1978	11.3	10.8
Other Cost Centers	1973-1978	9.8	19.0

Part B	Time Period	Teaching Status
Cost Center Group	Covered	Teaching	Non-Teaching
General Services
Operation and Maintenance of Plant	1971-1978	12.4	16.0
Administration and General	1971-1978	9.5	13.0
Housekeeping	1971-1978	9.1	9.8
Dietary and Cafeteria	1971-1978	7.0	8.5
Ancillary Services
Operating Room, Recovery Room, and Anesthesiology	1971-1978	14.1	13.0
Labor and Delivery Room	1971-1978	9.9	9.5
Radiology	1971-1978	12.7	15.2
Laboratory	1971-1978	11.8	12.7
Inhalation Therapy	1971-1978	16.2	19.9
Physical Therapy	1971-1978	8.5	14.7
All Other	1973-1978	23.6	24.0
Inpatient Services
Adult and Pediatrics and Nursing Administration	1973-1978	9.8	11.2
Special Care Units	1973-1978	26.0	19.0
Total Direct Cost	1971-1978	11.7	12.9

NOTE: Cost is measured per patient day for Inpatient Services, per occasion of service for Outpatient Services, and per adjusted patient day for General Services, Ancillary Services, Other Cost Centers, and Total Direct Cost.

¹Outpatient Services costs are measured using a 40 percent smaller sample than used for all other services due to underreporting.