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Table 2 Univariate linear regression analysis for indicators of environmental risk predicting inattentive symptoms:

From: Effects of low birth weight, maternal smoking in pregnancy and social class on the phenotypic manifestation of Attention Deficit Hyperactivity Disorder and associated antisocial behaviour: investigation in a clinical sample

 

R2

Unstandardised

Standardised

  
  

Beta

Standard error

Beta

t

p-value

Smoking in pregnancy

< 0.001

0.06

0.18

-0.02

-0.36

0.72

Social class

0.001

0.07

0.12

0.03

0.58

0.56

Birth weight

<0.001

0.00001

0.0001

-0.006

-0.11

0.91