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. 2014 Mar 12;14:48. doi: 10.1186/1472-6920-14-48

Table 1.

Multivariate linear regression for change in total UMAT score from first sit to second sit (N = 17,089, r2= 0.122)

Predictor variable (reference group in brackets) N B (95% CI) Beta P-value
UMAT Score Percentile Test 1
17089
-0.26 (-0.27, -0.25)
-0.343
<0.001
Number of years between tests
17089
-0.88 (-1.14, -0.62)
-0.048
<0.001
Age (≤ 16 yr of age)
222
 
 
 
  17 yr
5958
-0.81 (-3.27, 1.66)
-0.020
0.522
  18 yr
7209
-2.20 (-4.66, 0.26)
-0.055
0.080
  19 yr
1682
-6.02 (-8.62, -3.41)
-0.091
<0.001
  20 - 30 yr
1749
-8.91 (-11.49, -6.33)
-0.138
<0.001
  > 30 yr
269
-10.18 (-13.47, -6.89)
-0.065
<0.001
Gender (Females)
9463
 
 
 
  Males
7626
0.62 (0.06, 1.17)
.016
0.030
Language spoken at home (English)
10726
 
 
 
  Asian Languages
5611
-4.32 (-4.94, -3.70)
-0.103
<0.001
  European Languages
349
-2.48 (-4.45, -0.51)
-0.018
0.014
  Other Languages
403
-6.91 (-8.76, -5.07)
-0.053
<0.001
School type (Government)
8911
 
 
 
  Catholic
2565
-0.63 (-1.46, 0.20)
-0.011
0.137
  Independent
5102
0.92 (0.26, 1.57)
0.021
0.007
  Other
84
-3.03 (-4.82, -1.23)
-0.024
0.001
  TAFE
427
-2.04 (-6.05, 1.96)
-0.007
0.317
Country (Australia)
12522
 
 
 
  New Zealand
4436
1.22 (0.53, 1.91)
0.027
0.001
  Other Country
131
2.32 (-0.86, 5.50)
0.010
0.153
Aboriginal & Torres Strait Islander (ATSI)
17044
 
 
 
  Non-ATSI 45 -4.99 (-10.38, 0.39) -0.013 0.069

(Significant P-values are boldfaced).