Table 2. Percent of solo-practice physicians participating in Medicaid, by year, specialty, and definition of participation (patient minimums): California, 1974-78.

Specialty and patient minimum per quarter	1974	1975	1976	1977	1978
Primary care	Percent
1	69.7	73.9	72.1	71.3	68.9
10	47.6	52.0	50.4	52.1	48.7
20	35.4	39.7	38.3	40.2	38.4
Surgery
1	74.4	80.6	77.9	75.7	73.9
10	43.9	52.3	48.9	50.4	47.4
20	27.1	32.8	32.3	33.3	31.3