Table 2 Logistic Regression Analysis Results

From: Predicting Relapse to Alcohol and Drug Abuse via Quantitative Electroencephalography

Analysis #1: Variables Entered: MAST, DAST-10, FHA × Conduct Disorder

 

Observed Outcome

 Abstinent

 Relapse

Predicted Outcome

   

 Abstinent

 

61%

48%

 Relapse

 

39%

52%

Avg. Predictive Accuracy = 56.5%, κ = 0.10 (P = N.S.)

   

Analysis #2: Variables Entered: Fast β Relative Power, MAST, DAST-10, FHA × Conduct Disorder

F-to-Enter Statistics

   

 Fast β relative power: F = 7.74, P = 0.007

   

 FHA × Conduct Disorder: F = 2.42, P = N.S.

   

 MAST: F = 2.02, P = N.S.

   

 DAST-10: F = 0.01, P = N.S.

   
 

Observed Outcome

Abstinent

Relapse

Predicted Outcome

   

 Abstinent

 

84.7%

39.2%

 Relapse

 

15.3%

60.8%

  1. Avg. predictive accuracy = 74.3%, κ = 0.45 (p = .001); positive predictive value = 0.75; negative predictive value = 0.73.