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Table 5 Average treatment effect on the treated in three matching methods

From: Does internet use affect levels of depression among older adults in China? A propensity score matching approach

Matching MethodDepression levelATTBootstrap SEzp
Treated groupControl group
Kernel Matching11.81112.570−.759***.179−4.24.000
Radius Matching11.80112.534−.734***.195−3.76.000
Nearest-neighbor Matching11.79612.359−.562*.240−2.34.019
  1. (1) SE standard error, ATT average treatment effect on the treated; (2) * p < .05, ** p < .01, *** p < .001