Table 3. Number of States, by type of facility and reimbursement system: 1978-86.

Type of facility and reimbursement system	1978	1979	1980	1981	1982	1983	1984	1985	1986
Skilled nursing facility
Total	50	50	50	50	50	50	50	50	50
Prospective facility-specific	21	21	22	21	23	25	25	27	28
Retrospective	18	16	16	16	12	9	8	6	5
Prospective class	4	4	4	5	6	6	6	6	6
Combination	7	9	8	8	9	20	11	11	11
Intermediate care facility
Total	50	50	50	50	50	50	50	50	50
Prospective facility-specific	25	25	26	25	27	29	29	31	31
Retrospective	14	13	13	13	9	6	5	3	3
Prospective class	4	4	4	5	6	6	6	6	6
Combination	7	8	7	7	8	9	10	10	10

SOURCE: Institute for Health and Aging: Unpublished Telephone Survey of State Medicaid Agencies, 1983, and of States' Medicaid Reimbursement Policy, 1986.