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Table 2 Results of linear regression analyses predicting frequency of lifestyle NE use

From: Subjective stressors in school and their relation to neuroenhancement: a behavioral perspective on students’ everyday life “doping”

Enhancement attitude (H2)

Stress in school (H3)

Predictora

ΔR2

β

df

Predictora

ΔR2

β

df

Step 1

.006

 

2, 428

Step 1

.005

 

2, 432

Sex

 

-.07

427

Sex

 

-.06

431

Age

 

.05

427

Age

 

.04

431

Step 2

.027**

 

1, 427

Step 2

.034**

 

3, 429

NEAS

 

.17**

426

Pressure to Perform

 

-.11

428

    

Test Anxiety

 

.02

428

    

Overwhelming Demands

 

.22**

428

Total R2

.034**

 

3, 427

 

.039**

 

5, 429

Total F

18.03**

  

12.48**

 

n b

430

   

434

  
  1. a Test statistic for significance testing of all R2’s and ΔR2’s is the F-statistic, test statistic for significance testing of all β’s is the t-statistic.
  2. b Differences in n and test scores for step one are due to missing values in the respective analyses. ** p < .01.
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Substance Abuse Treatment, Prevention, and Policy

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