TABLE 2.
Linear models for associations of psychostimulant use with Δ-fatigue (model 1) and for associations of psychostimulant use while controlling for Δ-apathy (model 2). Model 2 included all covariates shown for model 1.
| Δ-Fatigue | |||||
|---|---|---|---|---|---|
| B | SE | 95%CI | P | ||
| Model 1 | Intercept | −1.485 | 0.699 | −2.855 – −0.116 | 0.034 |
| Age | −0.003 | 0.005 | −0.012 – 0.007 | 0.62 | |
| Sex1 | 0.479 | 0.296 | −0.101 – 1.059 | 0.11 | |
| Race2 | −0.107 | 0.335 | −0.763 – 0.549 | 0.75 | |
| BMI | 0.018 | 0.021 | −0.024 – 0.060 | 0.41 | |
| Stimulant start 3 | −0.945 | 0.323 | −1.578 – −0.313 | 0.003 | |
| Model 2 | Δ-Apathy | 0.094 | 0.016 | 0.062 – 0.126 | <0.001 |
| Stimulant start 3 | −0.606 | 0.306 | −1.205 – −0.007 | 0.047 | |
Female is reference
Caucasian is reference
No change in stimulant use is reference.