Table 5 Pearson correlation coefficients (A) and partial correlation coefficients (B) matrices between the University Selection Tests scores and most significant parameters.

From: Brain structural parameters correlate with University Selection Test outcomes in Chilean high school graduates

 

PSU

LPSU

MPSU

IA

GMV

rIFG

BW

BL

Z-HC

BMI

(A)

LPSU

.959****

–

        

MPSU

.969****

.860****

–

       

IA

.805****

.758****

.794****

–

      

GMV

.575****

.563****

.548****

.460****

–

     

rIFG

.442****

.395****

.456****

.392****

.264**

–

    

BW

.139

.139

.127

.108

.228*

.029

–

   

BL

.252*

.249*

.233*

.182

.154

.007

.654****

–

  

Z-HC

.393****

.407****

.335***

.294**

.717****

.107

.316**

.258*

–

 

BMI

−.261**

−.217*

−.293**

−.275**

−.114

.113

.224*

−.016

.333***

–

SES

.561****

.567****

.516****

.440****

.361****

.187

.056

.142

.317**

−.094

 

LPSU

MPSU

PSU

IA

GMV

BW

BL

Z-HC

BMI

SES

(B)

MPSU

.23**

         

IA

.420***

.470***

.670***

       

GMV

.210*

.160

.310**

−.090

      

BW

−.110

−.080

−.090

.100

.130

     

BL

.130

.040

.170

−.120

−.150

.560***

    

Z-HC

.005

−.020

−.030

.080

.670***

.070

.050

   

BMI

.100

.030

.060

−.230*

−.390***

.190

−.160

.510***

  

SES

.140

.140

.280**

.020

.007

.060

.040

.060

.010

 

rIFG

.070

.260*

.240*

−.040

.120

−.190

.120

−.080

.110

.030

  1. PSU: University Selection Test; LPSU, language University Selection Test score; MPSU, mathematics University Selection Test score; IA, intellectual ability; GMV, gray matter volume; BW, birth weight; BL, birth length; Z-HC, head circumference-for-age Z-score; BMI, body mass index; rIFG, right inferior frontal gyrus thickness. * p < .05; ** p < .01; *** p < .001; **** p < .0001.
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