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Table 2 Multivariate linear regression for change in UMAT-1 score from first sit to second sit (N = 17,089, r 2= 0.153)

From: Practice effects in medical school entrance testing with the undergraduate medicine and health sciences admission test (UMAT)

Predictor variable( reference group in brackets) N B (95% CI) Beta P-value
UMAT-1 Score Percentile Test 1 17089 -0.31 (-0.32, -0.30) -0.399 <0.001
Number of years between tests 17089 -0.06 (-0.33, 0.22) -0.003 0.686
Age (≤ 16 yr of age) 222    
  17 yr 5958 -1.82 (-4.38, 0.75) -0.042 0.165
  18 yr 7209 -3.01 (-5.57, -0.45) -0.072 0.021
  19 yr 1682 -6.14 (-8.85, -3.43) -0.088 <0.001
  20 - 30 yr 1749 -9.91 (-12.60, -7.22) -0.144 <0.001
  > 30 yr 269 -12.25 (-15.68, -8.83) -0.073 <0.001
Gender (Females) 9463    
  Males 7626 2.38 (1.79, 2.96) 0.057 <0.001
Language spoken at home (English) 10726    
  Asian Languages 5611 -3.48 (-4.13, -2.83) -0.079 <0.001
  European Languages 349 -3.17 (-5.22, -1.13) -0.022 0.002
  Other Languages 403 -5.33 (-7.26, -3.41) -0.039 <0.001
School type (Government) 8911    
  Catholic 2565 -1.51 (-2.37, -0.65) -0.026 0.001
  Independent 5102 0.45 (-0.24, 1.13) 0.010 0.203
  Other 84 -2.54 (-4.41, -0.67) -0.019 0.008
  TAFE 427 -2.32 (-6.49, 1.85) -0.008 0.275
Country (Australia) 12522    
  New Zealand 4436 0.74 (0.02, 1.45) 0.015 0.045
  Other Country 131 1.41 (-1.91, 4.72) 0.006 0.405
Aboriginal & Torres Strait Islander (ATSI) 17044    
  Non-ATSI 45 -2.80 (-8.40, 2.81) -0.007 0.328
  1. (Significant P-values are boldfaced).