Table 9. Selected data for Medicaid child enrollees in disabled institutionalized group: Georgia and New York, 1982; California and Michigan, 1983.

Item	Institutionalized disabled children
	California	Georgia	Michigan	New York
Mean length of enrollment in months for study year	11.4	11.7	11.8	8.5
Percent male enrollees	58	61	58	58
Age:
Under 1 year	1	1	(1)	1
1-4 years	5	3	3	7
5-9 years	10	11	10	10
10-14 years	20	27	21	21
15-18 years	35	36	35	36
19-20 years	29	22	31	25
Percent using any Medicaid service	100	100	100	100
Percent using inpatient hospital services	16	17	16	17
Hospital days per user	19	14	15	37
Percent using physician/ambulatory care	65	39	76	53
Physician/ambulatory care visits per user	25	7	17	20
Percent using dental services	30	5	27	14
Dental visits per user	—	1	2	2
Percent using prescription drugs	54	27	64	23
Prescriptions per user	23	26	28	13
Percent using long-term care	100	100	100	100
Long-term care days per user	302	335	300	245
Annual expenditure per enrollee:
All services	$27,882	$25,053	$29,967	$36,388
Inpatient hospital	1,758	686	896	2,047
Physician/ambulatory	458	55	212	593
Long-term care	24,761	24,068	28,205	33,406
Other	905	244	654	342

¹Less than 1 percent.

NOTE: Data were calculated using person-years.

SOURCE: Health Care Financing Administration, Office of Research and Demonstrations: Data from the Medicaid Tape-to-Tape project, 1982 and 1983.