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Comparisons of the cohesion and coherence scores
| Mean difference | Z/U | p | |
|---|---|---|---|
| Control group (CG) posttest–pretest | 0.15 | Z = − 1.549 | 0.121 |
| The experimental group (EG) posttest–pretest | 0.14 | Z = − 1.025 | 0.306 |
| Pretest: CG–EG | − 0.2 | U = 297.5 | 0.418 |
| Posttest: CG–EG | − 0.19 | U = 297.5 | 0.343 |
