Table 3.
Generalized linear model for sociodemographic and clinical characteristics predicting NFL levels at 4-month follow-up in cocaine users
| Variables | Cocaine users (N= 26) | |||
|---|---|---|---|---|
| Coefficient (B) | SE | Wald χ2 | P value | |
| Constant term | 1.63 | 0.59 | 7.67 | 0.006 |
| Group (increasers/decreasers) | -0.48 | 0.12 | 15.14 | >0.001 |
| NFL levels at baseline, pg/ml | 0.12 | 0.03 | 18.75 | >0.001 |
| Age, years | 0.00 | 0.01 | 0.16 | 0.686 |
| Sex (f/m) | -0.15 | 0.17 | 0.82 | 0.366 |
| BMI, kg/m2 | -0.01 | 0.02 | 0.37 | 0.541 |
| Omnibus Test | LQ =21.80; p = 0.001 | |||
Generalized linear model with normal distribution and log-link function. Dependent variable: NfL levels at follow-up; factor: group (increasers/decreasers); co-variables: NfL levels at baseline, BMI, age, sex. Significant effects are shown in bold.
Abbreviations: BMI, body mass index; LQ, likelihood quotient; NfL, neurofilament light chain