Comparative Efficiency Analysis of OECD Health Systems: FDH vs. Machine Learning Approaches with Efficiency Analysis Trees (EAT and RFEAT)

Joo, Yejin

doi:10.1186/s12962-025-00607-x

Cost Effectiveness and Resource Allocation

Table 5 Technical efficiency of each nation in OECD (output-oriented, VRS)

From: Comparative Efficiency Analysis of OECD Health Systems: FDH vs. Machine Learning Approaches with Efficiency Analysis Trees (EAT and RFEAT)

	Country	FDH			EAT			RFEAT
	Country	\(\varnothing\)	\(1/\varnothing\)	Rank	\(\varnothing\)	\(1/\varnothing\)	Rank	\(\varnothing\)	\(1/\varnothing\)	Rank
1	Canada	1.000	1.000	1	1.021	0.980	20	1.022	0.978	22
2	Chile	1.000	1.000	1	1.000	1.000	1	1.004	0.996	12
3	Colombia	1.000	1.000	1	1.055	0.948	32	1.035	0.967	28
4	Costa Rica	1.000	1.000	1	1.003	0.998	11	0.993	1.007	3
5	Mexico	1.000	1.000	1	1.000	1.000	1	1.025	0.976	24
6	United States	1.094	0.914	36	1.094	0.914	36	1.099	0.910	36
7	Japan	1.000	1.000	1	1.000	1.000	1	0.995	1.005	4
8	Korea, Rep	1.000	1.000	1	1.000	1.000	1	0.992	1.008	1
9	Austria	1.023	0.977	31	1.025	0.976	26	1.028	0.973	27
10	Belgium	1.021	0.980	26	1.032	0.969	29	1.025	0.976	25
11	Czechia	1.047	0.955	33	1.070	0.935	34	1.070	0.935	33
12	Denmark	1.021	0.980	28	1.022	0.978	23	1.024	0.977	23
13	Estonia	1.022	0.978	29	1.022	0.978	22	1.042	0.960	30
14	Finland	1.021	0.980	26	1.021	0.980	20	1.020	0.981	21
15	France	1.015	0.986	24	1.015	0.986	18	1.016	0.985	19
16	Germany	1.010	0.990	23	1.031	0.970	28	1.036	0.965	29
17	Greece	1.000	1.000	1	1.010	0.990	15	1.007	0.993	13
18	Hungary	1.015	0.985	25	1.015	0.985	19	1.066	0.938	32
19	Iceland	1.000	1.000	1	1.001	0.999	9	0.998	1.002	9
20	Ireland	1.000	1.000	1	1.026	0.975	27	1.010	0.990	16
21	Israel	1.000	1.000	1	1.000	1.000	1	0.997	1.003	8
22	Italy	1.000	1.000	1	1.007	0.993	14	1.008	0.993	14
23	Latvia	1.079	0.927	35	1.079	0.927	35	1.081	0.925	34
24	Lithuania	1.063	0.940	34	1.063	0.940	33	1.084	0.922	35
25	Luxembourg	1.000	1.000	1	1.015	0.986	17	0.997	1.003	7
26	Netherlands	1.023	0.977	30	1.023	0.977	24	1.026	0.975	26
27	Norway	1.000	1.000	1	1.001	0.999	9	1.004	0.996	11
28	Poland	1.045	0.957	32	1.045	0.957	31	1.051	0.952	31
29	Portugal	1.000	1.000	1	1.037	0.965	30	1.012	0.988	17
30	Slovenia	1.001	0.999	19	1.024	0.977	25	1.018	0.982	20
31	Spain	1.000	1.000	1	1.000	1.000	1	0.996	1.004	6
32	Sweden	1.006	0.994	22	1.006	0.994	13	1.010	0.990	15
33	Switzerland	1.000	1.000	1	1.000	1.000	1	0.993	1.007	2
34	Türkiye	1.000	1.000	1	1.000	1.000	1	0.995	1.005	5
35	Australia	1.004	0.996	20	1.004	0.996	12	1.004	0.997	10
36	New Zealand	1.005	0.995	21	1.012	0.988	16	1.013	0.987	18
Mean			1.014	0.986		1.022	0.979		1.022	0.979
SD			0.023	0.022		0.024	0.022		0.028	0.026

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ISSN: 1478-7547

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