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Table 2 Moderator variable analysis of academic learning achievement

From: Evidence of STEM enactment effectiveness in Asian student learning outcomes

Moderator variable

Studies number

Mean effect size

95% CI

t test

Sig. (2-tailed)

Approach or learning model*

 Absent

10

0.43

0.20 to 0.65

− 2.217

0.037

 Present

14

0.85

0.54 to 1.16

Learning orientation*

 Cultural centric

7

1.01

0.58 to 1.42

− 2.216

0.039

 Universal

17

0.55

0.30 to 0.78

Duration of instruction*

 Short

8

0.34

0.08 to 0.60

2.197

0.016

 Long

16

0.84

0.58 to 1.11

  1. *p < .05