Table 3 Multivariate linear regression for change in UMAT-2 score from first sit to second sit (N = 17,089, r 2 = 0.227)
Predictor variable( reference group in brackets) | N | B (95% CI) | Beta | P-value |
|---|---|---|---|---|
UMAT-2 Score Percentile Test 1 | 17089 | -0.31 (-0.32, -0.30) | -0.494 | <0.001 |
Number of years between tests | 17089 | -0.06 (-0.33, 0.22) | 0.033 | <0.001 |
Age (≤ 16 yr of age) | 222 | |||
17 yr | 5958 | -1.82 (-4.38, 0.75) | -0.004 | 0.884 |
18 yr | 7209 | -3.01 (-5.57, -0.45) | -0.028 | 0.352 |
19 yr | 1682 | -6.14 (-8.85, -3.43) | -0.041 | 0.031 |
20 - 30 yr | 1749 | -9.91 (-12.60, -7.22) | -0.068 | <0.001 |
> 30 yr | 269 | -12.25 (-15.68, -8.83) | -0.014 | 0.161 |
Gender (Females) | 9463 | |||
Males | 7626 | 2.38 (1.79, 2.96) | -0.082 | <0.001 |
Language spoken at home (English) | 10726 | |||
Asian Languages | 5611 | -3.48 (-4.13, -2.83) | -0.170 | <0.001 |
European Languages | 349 | -3.17 (-5.22, -1.13) | -0.022 | 0.001 |
Other Languages | 403 | -5.33 (-7.26, -3.41) | -0.066 | <0.001 |
School type (Government) | 8911 | |||
Catholic | 2565 | -1.51 (-2.37, -0.65) | -0.008 | 0.262 |
Independent | 5102 | 0.45 (-0.24, 1.13) | 0.025 | 0.001 |
Other | 84 | -2.54 (-4.41, -0.67) | -0.024 | 0.001 |
TAFE | 427 | -2.32 (-6.49, 1.85) | -0.006 | 0.361 |
Country (Australia) | 12522 | |||
New Zealand | 4436 | 0.74 (0.02, 1.45) | -0.010 | 0.181 |
Other Country | 131 | 1.41 (-1.91, 4.72) | 0.003 | 0.612 |
Aboriginal & Torres Strait Islander (ATSI) | 17044 | |||
Non-ATSI | 45 | -2.80 (-8.40, 2.81) | -0.008 | 0.227 |