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Table 4 Scale efficiency of sample hospitals before and after the establishment of branched hospitals

From: The application of DEA (Data Envelopment Analysis) window analysis in the assessment of influence on operational efficiencies after the establishment of branched hospitals

Hospital M-3 M-2 M-1 M M + 1 M + 2 M + 3
A 0.6940 0.7260 0.7313 0.7447 0.7203 0.8333 0.9420
B 0.9030 0.9860 0.9963 0.9673 0.9577 0.9690 0.9710
C 1.0000 1.0000 1.0000 0.9757 0.9667 0.9827 1.0000
D 0.9420 0.9540 0.9847 0.9190 1.0000 1.0000 0.9327
E 1.0000 1.0000 1.0000 0.9870 0.9780 1.0000 1.0000
Mean 0.9078 0.9332 0.9425 0.9187 0.9245 0.9570 0.9691