Table 4 Hierarchical multiple regression with the HSCL-25 score at follow-up as the dependent variable and four blocks of independent variables. Standardized regression coefficients and adjusted R squares for each block (n = 134).

Block 1

0.13

Number of Axis I disorders

0.090

0.019

0.374***

Block 2

0.19

Number of Axis I disorders

0.063

0.021

0.260**

Number of Axis II disorders

0.068

0.021

0.282**

Block 3

0.24

Number of Axis I disorders

0.066

0.021

0. 274**

Number of Axis II disorders

0.066

0.021

0.273**

Sex (male = 1)

0.079

0.111

0.057

Age

-0.004

0.005

-0.062

Main substance of abuse (alcohol = 1)

0.349

0.122

0.274**

Onset SUD (below 18 years = 1)

0.300

0.118

0.236*

Block 4

0.33

Number of Axis I disorders

0.049

0.020

0.203*

Number of Axis II disorders

0.068

0.019

0.280**

Sex (male = 1)

0.054

0.105

0.039

Age

0. 000

0.005

-0. 007

Main substance of abuse (alcohol = 1)

0.288

0.116

0.226*

Onset of SUD (below 18 years = 1)

0.238

0.113

0.187*

Use of substances at T2 ("relapser" = 1)

0.431

0.104

0.312***