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. Author manuscript; available in PMC: 2023 Aug 7.
Published in final edited form as: Psychooncology. 2020 Aug 13;29(10):1613–1619. doi: 10.1002/pon.5476

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
1

Female is reference

2

Caucasian is reference

3

No change in stimulant use is reference.