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Table 2 Technical 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 0.6870 0.7180 0.7313 0.7197 0.7050 0.8333 0.9363
B 0.8720 0.9860 0.9963 0.9663 0.9317 0.9407 0.9710
C 1.0000 1.0000 1.0000 0.9527 0.9577 0.9770 1.0000
D 0.9090 0.8640 0.9107 0.8633 1.0000 0.9680 0.9107
E 1.0000 1.0000 1.0000 0.9787 0.9720 1.0000 1.0000
Mean 0.8936 0.9136 0.9277 0.8961 0.9133 0.9438 0.9636