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Table 5 Regression results: dependent is classroom behavior, grade 3 (n = 8851)

From: Martial arts as a mental health intervention for children? Evidence from the ECLS-K

Independent variable

Regression Coefficient

SE of regression coefficient

95% Confidence Interval for regression coefficient

p-value for regression coefficient

Classroom Behavior, KG

0.535

0.018

0.500 to 0.570

<0.0005

K, Not 3 Martial Arts

-0.043

0.047

-0.135 to 0.049

0.365

3, Not K Martial Arts

-0.018

0.030

-0.077 to 0.041

0.538

Both K, 3 Martial Arts

-0.014

0.055

-0.122 to 0.094

0.802