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. 2021 Apr 28;18(9):4711. doi: 10.3390/ijerph18094711

Table 3.

Hospital efficiency models.

Models x1 x2 x3 y1 y2 y3
T_CRS/VRS
x1_CRS/VRS
x2_CRS/VRS
x3_CRS/VRS

Note: CRS: constant returns to scale; VRS: variable returns to scale. x1—physicians; x2—nurses; x3—other staff; y1—number of hospitalized patients; y2—number of outpatient examinations; y3—number of surgeries.