Skip to main content

Advertisement

Table 4 Multiple regression analysis with GAF-F at one year follow-up as dependent variable

From: Continued cannabis use at one year follow up is associated with elevated mood and lower global functioning in bipolar I disorder

  Block model summary for each step Contribution of separate variables for last step
Block no. variable R2 change F change Beta t P Value 95% CI of B
       Lower Upper
Constant   4.432 .000 22.543 59.633
1 .095 6.270      
GAF-F (Baseline)    .308 2.504 .015 .087 .779
2 .024 .780      
Sex    -.158 −1.247 .217 −13.794 3.202
Age    -.020 -.162 .872 -.461 .392
3 .028 1.895      
Premorbid childhood academic functioning   -.178 −1.377 .174 5.997 1.110
Model A        
4 .119 9.052      
Continued use of cannabis    -.363 −3.009 .004 −33.745 −6.770
Model B        
4 .277 26.934      
YMRS (at 1 yr)    -.565 -.5190 .000 −2.991 −1.325
5 .032 3.224      
Continued use of cannabis    -.200 −1.796 .078 −23.582 1.293
  1. Total model: A F 4.047 p = .003. Adj r2 .200.
  2. Total model: B F 7.675 p = .000. Adj r2 .456.