Schools* | School children | Parents | SES of the school | ||||
---|---|---|---|---|---|---|---|
Pre-test | Post-test | P value** | Pre-test | Post-test | P value** | ||
A | 8.1 ± 7.8 | 9 ± 3.2 | 0.13 | 10.6 ± 3.4 | 14.5 ± 3.1 |  < 0.001 | Low |
M | 7.6 ± 1.6 | 10.5 ± 1.9 |  < 0.001 | 13.3 ± 3.4 | 16.8 ± 2.2 |  < 0.001 | Moderate |
S | 7.7 ± 1.6 | 9.8 ± 1.7 |  < 0.001 | 12.8 ± 2.4 | 14.8 ± 3.7 | 0.004 | Low to moderate |
K | 6.9 ± 1.5 | 9.1 ± 0.9 | 0.001 | 12.6 ± 3.2 | 15 ± 3.1 | 0.004 | Moderate |
N | 8.4 ± 1.6 | 8.9 ± 1.2 | 0.06 | 12.7 ± 2.7 | 14.4 ± 2.2 | 0.007 | Low |