Table 3. Utilization measures and summary of results, by demonstration program: Medicaid competition demonstrations.

Utilization measure	Monterey		Santa Barbara		Missouri		New Jersey
	Child	Adult	Child	Adult	Child	Adult	Child	Adult
Inpatient
Percent with stay	—	—	−32.1	—	−43.7	—	—	—
Days per 1,000	−17.4	—	—	—	—	−12.3	—	—
Emergency use
Percent with visit	−35.6	−38.6	−27.5	−30.6	−34.9	−44.1	−36.7	−44.3
Visits per user	−11.9	—	−13.4	—	—	—	−12.1	—
Physician use
Percent with visit	−14.7	−2.0	−20.1	−14.6	−11.5	—	−1.3	−9.5
Visits per user	—	—	−13.4	−34.0	—	−28.8	−15.0	−20.9
Ancillary use
Percent with visit	−28.8	—	−38.8	−12.0	−34.7	−23.7	−51.5	−41.8
Visits per user	—	—	−17.1	—	—	−18.8	—	−20.4
Specialist use
Percent with visit	−54.7	−32.5	−67.2	−64.7	—	—	−36.7	−41.1
Visits per user	—	—	—	—	—	−35.1	—	—
Primary care use
Percent with visit	—	+ 8.2	−35.8	−34.8	—	—	−5.7	−5.5
Visits per user	—	+ 21.1	−29.4	—	−18.5	—	−7.6	—
Number of providers seen	−12.0	—	−18.0	−22.0	−24.6	—	−24.7	−16.9

NOTE: Results shown represent statistically significant (p < 0.05) changes in use from the pre-year to the demonstration year in the demonstration site as compared with the corresponding change in the comparison site.

SOURCE: Research Triangle Institute: Nationwide Evaluation of Medicaid Competition Demonstrations Final Report, Volume 1, Dec. 1988.