Table 4 Results of the difference-in-differences test for the two groups before and after the intervention(one-year).

From: The impact of the integrated people-centered eye care model on myopia control among children and adolescents in China

 

S.Err

|t|

P

Diff

Before intervention

0.03

1.37

0.17

0.04

After intervention(one-year)

0.06

12.64

< 0.01

0.75

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