From: Does type and number of used substances affect the severity of illness in patients with substance use disorders?
Model
Unstandardized coefficients
R
R2
P value
B
Std. error
1
Constant
Overall number of substances
10.8
1.2
0.7
0.2
0.492
0.242
< 0.001*
2
Educational
9.1
1.14
0.19
0.21
0.08
0.534
0.285
0.017*