Variable | Mean | SD | 1 | 2 | 3 | 4 | 5 | 6 |
1) Academic engagement | 1.934 | 0.247 | 1 | −0.078 | −0.116* | −0.297** | 0.204** | −0.121* |
2) Yellow dust intensity | 4.200 | 0.791 | −0.078 | 1 | 0.173** | 0.110* | −0.029 | 0.046 |
3) Amount of rainfall (monsoon) | 4.260 | 0.932 | −0.116* | 0.173** | 1 | 0.037 | −0.018 | 0.074 |
4) Students’ concerns about their health | 1.123 | 0.412 | −0.297** | 0.110* | 0.037 | 1 | −0.128* | 0.221** |
5) Parents-students: Open comm. | 2.930 | 0.235 | 0.204** | −0.029 | −0.018 | −0.128* | 1 | −0.638** |
6) Parents-students: Problematic comm. | 1.905 | 0.265 | −0.121* | 0.046 | 0.074 | 0.221** | −0.638** | 1 |