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Table 6 ITSA for multiple groups

From: Comparison of inpatient distribution amongst different medical alliances in a county: a longitudinal study on a healthcare reform in rural China

Regression with Newey–West standard errors

Number of obs = 192

Maximum lag: 2

F (7, 184) = 42.12

Prob > F = 0.0000

Number of inpatients

Coef.

Std. Err.

t

P > |t|

[95% Conf. Interval]

_t

−2.09

1.45

−1.44

0.151

−4.95

0.77

_z

24.05

55.02

0.44

0.663

−84.51

132.6

_z_t

−2.11

2.9

−0.73

0.469

−7.83

3.62

_x37

110.16

47.89

2.3

0.023

15.67

204.65

_x_t37

2.59

1.76

1.47

0.142

−0.88

6.05

_z_x37

−69.91

76.37

−0.92

0.361

− 220.59

80.77

_z_x_t37

12.56

3.26

3.85

0.000

6.13

18.99

_cons

285.75

23.82

12

0.000

238.76

332.74

Comparison of linear post-intervention trends: 37

Linear Trend

Coeff

Std. Err.

t

P > |t|

[95% Conf. Interval]

 

Treated

10.95

0.99

11.0466

0.000

8.99

12.91

Controls

0.50

0.92

0.5382

0.591

−1.32

2.32

Difference

10.45

1.35

7.7216

0.000

7.78

13.13