Associations with failure to reach national minimum standards in year levels 3, 5 and 7
| Association | Univariate analysis | Multivariate analysis | ||||
| SE | OR (95% CI) | P value | SE | OR (95% CI) | P value | |
| Year 3 | ||||||
| Burn injury | 0.08 | 1.76 (1.49 to 2.07) | <0.001 | 0.09 | 1.41 (1.18 to 1.68) | <0.001 |
| City school | 0.08 | 0.73 (0.63 to 0.85) | <0.001 | 0.09 | 0.93 (0.79 to 1.11) | 0.42 |
| Government school | 0.09 | 1.95 (1.63 to 2.34) | <0.001 | 0.10 | 1.61 (1.32 to 1.97) | <0.001 |
| Parent with high school education | 0.08 | 0.42 (0.36 to 0.49) | <0.001 | 0.09 | 0.61 (0.51 to 0.73) | <0.001 |
| Previous pregnancy | 0.08 | 1.33 (1.14 to 1.55) | <0.001 | 0.09 | 1.39 (1.16 to 1.67) | <0.001 |
| Smoking during pregnancy | 0.16 | 3.95 (2.89 to 5.39) | <0.001 | 0.09 | 1.76 (1.46 to 2.12) | <0.001 |
| Indigenous status | 0.08 | 2.79 (2.37 to 3.29) | <0.001 | 0.17 | 2.00 (1.42 to 2.78) | <0.001 |
| Mother >35 years old | 0.01 | 0.94 (0.93 to 0.95) | <0.001 | 0.01 | 0.96 (0.94 to 0.97) | <0.001 |
| Year 5 | ||||||
| Burn injury | 0.10 | 1.49 (1.23 to 1.79) | <0.001 | 0.11 | 1.18 (0.96 to 1.45) | 0.12 |
| City school | 0.09 | 0.65 (0.55 to 0.78) | <0.001 | 0.10 | 0.83 (0.68 to 1.01) | 0.06 |
| Government school | 0.11 | 2.35 (1.90 to 2.89) | <0.001 | 0.12 | 1.85 (1.46 to 2.37) | <0.001 |
| Parent with high school education | 0.09 | 0.45 (0.38 to 0.53) | <0.001 | 0.11 | 0.62 (0.51 to 0.76) | <0.001 |
| Previous pregnancy | 0.09 | 1.48 (1.24 to 1.76) | <0.001 | 0.11 | 1.62 (1.32 to 2.00) | <0.001 |
| Smoking during pregnancy | 0.10 | 2.76 (2.29 to 3.34) | <0.001 | 0.11 | 1.69 (1.36 to 2.11) | <0.001 |
| Indigenous status | 0.16 | 5.30 (3.85 to 7.31) | <0.001 | 0.18 | 1.85 (1.56 to 2.34) | <0.001 |
| Mother >35 years old | 0.01 | 0.94 (0.93 to 0.96) | <0.001 | 0.01 | 0.95 (0.93 to 0.97) | <0.001 |
| Year 7 | ||||||
| Burn injury | 0.14 | 1.34 (1.03 to 1.75) | <0.05 | 0.14 | 1.13 (0.84 to 1.54) | 0.42 |
| City school | 0.13 | 0.59 (0.46 to 0.76) | <0.001 | 0.16 | 0.80 (0.59 to 1.08) | 0.15 |
| Government school | 0.14 | 2.75 (2.10 to 3.61) | <0.001 | 0.15 | 2.24 (1.63 to 3.09) | <0.001 |
| Parent with high school education | 0.12 | 0.46 (0.36 to 0.58) | <0.001 | 0.18 | 0.65 (0.48 to 0.88) | <0.05 |
| Previous pregnancy | 0.12 | 1.30 (1.02 to 1.65) | <0.05 | 0.16 | 1.41 (1.04 to 1.92) | <0.05 |
| Smoking during pregnancy | 0.14 | 3.27 (2.50 to 4.28) | <0.001 | 0.17 | 2.09 (1.50 to 2.91) | <0.001 |
| Indigenous status | 0.25 | 5.00 (3.08 to 8.11) | <0.001 | 0.27 | 2.65 (1.55 to 4.50) | <0.001 |
| Mother >35 years old | 0.01 | 0.95 (0.93 to 0.97) | <0.001 | 0.01 | 0.98 (0.96 to 1.01) | 0.21 |