. Author manuscript; available in PMC: 2020 Aug 1.

Published in final edited form as: Med Care Res Rev. 2019 Jan 23;77(4):357–366. doi: 10.1177/1077558718823130

Table 3.

Number and Percentage of Systems, by Ownership, System Type, and Geographic Reach.

System characteristics	Percent in system (number)
Ownership type: Investor ownership	3.0 (19)
State/local government ownership	17.3 (108)
Nonprofit ownership	79.7 (499)
Teaching status: System includes at least one major teaching hospital	37.2 (233)
Predominantly serves children	5.0 (31)
Safety net status: System includes at least one safety net hospital	30.8 (193)
Hospital presence: Hospital(s) located in only one state	83.9 (525)
Hospitals located in exactly two states	9.3 (58)
Hospitals located in three or more states	6.9 (43)

Note. Data come from the 2016 AHRQ Compendium of U.S. Health Systems. A major teaching hospital is defined as a full-time equivalent resident-to-bed ratio greater than or equal to 0.25. Safety net hospitals are defined as the top quintile of Medicare disproportionate share hospital patient percentage nationally.