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Table 2. 

Demographic and PAC Questionnaire Measures for Participants Completing the CTET with Distraction Task


Control
Ile89Val
t Test
Effect Size (Cohen's d)
Demographic and Health Measures 
Age (years) 
M 45.13 44.66 t < 1 d = .03 
SD 16.85 16.99 p = .91  
Education (years) 
M 16.73 16.53 t < 1 d = .06 
SD 2.57 3.59 p = .80  
History of ADHD/depression/anxiety (n– – 
Psychotropic medications (n– – 
PHQ-9 depression score 
M 3.50 3.47 t < 1 d = .01 
SD 3.97 4.12 p = .98  
Pittsburgh Sleep Quality Index 
M 5.91 4.75 t = 1.17 d = .29 
SD 4.32 3.54 p = .25  
 
Self-report Everyday Attention Measures (PAC) 
Distractibility 
M 13.50 14.59 t = 1.01 d = .25 
SD 4.21 4.45 p = .32  
Mind-wandering 
M 12.91 13.38 t < 1 d = .11 
SD 3.77 4.47 p = .65  
Boredom 
M 12.94 12.25 t < 1 d = .18 
SD 3.30 4.21 p = .47  

Control
Ile89Val
t Test
Effect Size (Cohen's d)
Demographic and Health Measures 
Age (years) 
M 45.13 44.66 t < 1 d = .03 
SD 16.85 16.99 p = .91  
Education (years) 
M 16.73 16.53 t < 1 d = .06 
SD 2.57 3.59 p = .80  
History of ADHD/depression/anxiety (n– – 
Psychotropic medications (n– – 
PHQ-9 depression score 
M 3.50 3.47 t < 1 d = .01 
SD 3.97 4.12 p = .98  
Pittsburgh Sleep Quality Index 
M 5.91 4.75 t = 1.17 d = .29 
SD 4.32 3.54 p = .25  
 
Self-report Everyday Attention Measures (PAC) 
Distractibility 
M 13.50 14.59 t = 1.01 d = .25 
SD 4.21 4.45 p = .32  
Mind-wandering 
M 12.91 13.38 t < 1 d = .11 
SD 3.77 4.47 p = .65  
Boredom 
M 12.94 12.25 t < 1 d = .18 
SD 3.30 4.21 p = .47  

t test and Cohen's d refer to the comparison between control and lle89Val participants. Each group included 19 women and 13 men, for a total n = 32 per group.

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