Intervention

Control

Pre

Post

Pre

Post

Mean

SD

Mean

SD

Mean

SD

Mean

SD

Same Group Bias

0.75

0.299

0.5

0.463

0.75

0.378

0.406

0.694

Outgroup Bias

0.062*

0.605

0.344*

0.479

0.427*

0.59

−0.083*

0.604