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Table 3 Description and pairwise tests for hospital efficiency scores in stage four between 2008 and 2012 (N = 1105)

From: The impact of healthcare reform on the efficiency of public county hospitals in China

Regions

Efficiency

2008

2012

Z-value

p-value

Efficiency ranking

N (%)

2008

2012

All

TECRS

Mean

0.2916

0.2503

−16.291

0.000

100%

13(1.18%)

6(0.54%)

S.D.

0.1839

0.1717

75.0–99.9%

23(2.08%)

18(1.63%)

Min

0.020

0.006

50.0–74.9%

94(8.51%)

66(5.97%)

Max

1.000

1.000

25.0–49.9%

425(38.46%)

350(31.67%)

Skew(SE)

1.328(0.074)

1.559(0.074)

0–24.9%

550(49.77%)

665(60.18%)

TEVRS

Mean

0.6986

0.5934

−24.671

0.000

100%

23(2.08%)

11(1.00%)

S.D.

0.0965

0.0998

75.0–99.9%

260(23.53%)

59(5.34%)

Min

0.441

0.296

50.0–74.9%

809(73.21%)

900(81.45%)

Max

1.000

1.000

25.0–49.9%

13(1.18%)

135(12.22%)

Skew(SE)

0.671(0.074)

1.146(0.074)

0–24.9%

0

0

SE

Mean

0.4214

0.4145

−1.797

0.072

100%

21(1.90%)

6(0.54%)

S.D.

0.2458

0.2396

75.0–99.9%

120(10.86%)

109(9.86%)

Min

0.026

0.011

50.0–74.9%

220(19.91%)

245(22.17%)

Max

1.000

1.000

25.0–49.9%

435(39.37%)

419(37.92%)

Skew(SE)

0.642(0.074)

0.626(0.074)

0–24.9%

309(27.96%)

326(29.50%)

Eastern

TECRS

0.3874

0.3443

−8.248

0.000

 

TEVRS

0.7030

0.6122

−12.611

0.000

SE

0.5531

0.5494

−1.038

0.299

Central

TECRS

0.2704

0.2231

−10.438

0.000

TEVRS

0.7059

0.5979

−14.164

0.000

SE

0.3850

0.3729

−1.567

0.117

Western

TECRS

0.2151

0.1809

−9.782

0.000

TEVRS

0.6876

0.5706

−15.911

0.000

SE

0.3227

0.3172

−0.410

0.682