Table 2.

Multivariate linear regression for UMAT-1 score (Logical reasoning and problem solving) (N = 109,880, r² = 0.135)

Predictor variable (reference group in brackets)	B Coefficient	95% CI for B	Beta	P-Value
Age (≤ 16 yr yr of age)
17 yr	−9.2	−10.7, -7.7	−0.156	<0.001
18 yr	−12.5	−14.0, -11.1	−0.216	<0.001
19 yr	−18.9	−20.5, -17.2	−0.130	<0.001
20 - 30 yr	−20.3	−21.9, -18.7	−0.192	<0.001
> 30 yr	−27.2	−29.1, -25.3	−0.120	<0.001
Gender (Females)
Males	7.0	6.7, 7.3	0.119	<0.001
Language spoken at home (English)
Asian languages	−12.5	−12.9, -12.1	−0.192	<0.001
European languages	−12.9	−14.0, -11.8	−0.064	<0.001
Other languages	−21.2	−22.4, -19.9	−0.096	<0.001
School (Government)
Catholic	−4.5	−4.9, -4.0	−0.061	<0.001
Independent	3.6	3.2, 4.0	0.060	<0.001
Other	−9.4	−10.6, -8.1	−0.043	<0.001
TAFE	−12.7	−15.2, -10.3	−0.029	<0.001
State or territory (NSW)
ACT	2.6	1.2, 3.4	0.011	<0.001
NT	−12.7	−15.0, -10.5	−0.033	<0.001
QLD	−5.4	−6.0, -4.8	−0.059	<0.001
SA	−9.8	−10.4, -9.2	−0.098	<0.001
TAS	1.3	0.1, 2.4	0.006	0.028
VIC	−5.0	−5.4, -4.6	−0.082	<0.001
WA	−4.2	−4.8, -3.6	−0.044	<0.001
IRSAD Decile (Deciles 1 and 2)
Deciles 3 and 4	3.9	3.1, 4.8	0.035	<0.001
Deciles 5 and 6	4.3	3.5, 5.1	0.051	<0.001
Deciles 7 and 8	6.6	5.9, 7.3	0.094	<0.001
Deciles 9 and 10	11.5	10.8, 12.2	0.199	<0.001
ARIA Accessibility code (Highly accessible)
Accessible	4.2	3.4, 5.0	0.031	<0.001
Moderately accessible	3.3	1.8, 4.8	0.013	<0.001
Remote	2.7	0.1, 5.3	0.006	0.040
Very remote	0.4	−5.2, 6.0	0.000	0.888
Aboriginal & Torres Strait Islander (non-ATSI)
ATSI	−8.9	−11.2, -6.7	−0.022	<0.001