Table 3 Effect of corruption on adolescent mental health.

From: Impact of corrupt admission on the mental health of Chinese adolescents

Matching methods

Mean treated

Mean control

ATT

% effect

N

1:1 nearest neighbor matching

19.169

19.442

−0.273**

−1.402

17,247

(0.126)

1:4 nearest neighbor matching

19.169

19.558

−0.388***

−1.984

17,247

(0.102)

Radius matching

19.169

19.680

−0.511***

−2.597

17,247

(0.091)

Kernel matching

19.169

19.632

−0.462***

−2.353

17,247

(0.092)

  1. *P < 0.1, **P < 0.05, ***P < 0.01. Values in parentheses are standard errors. Mean Treated: after matching mean of treatment group. Mean Control: after matching mean of control group. ATT: mean of the treatment group—mean of the control group. N: number of observations in the common support area.