Table 1.
Standardized model coefficients for X variables in the optimal PLS model (one latent variable)a.
| Variable | Coefficient |
|---|---|
| Rosenberg Self-Esteem Scale | 0.1628⁎ |
| Age at first alcohol use | 0.1058⁎ |
| Age of first sexual intercourse | 0.0587 |
| Eysenck Impulsiveness Questionnaire (I7) | −0.0693 |
| Current suicidalityb | −0.0708⁎ |
| Barratt Impulsiveness Scale (BIS-11)–Motor Impulsiveness | −0.0738 |
| BIS-11–Non-planning Impulsiveness | −0.0739 |
| BIS-11–Attentional Impulsiveness | −0.0773⁎ |
| Hamilton Anxiety Rating Scale (HAM-A) | −0.0924⁎ |
| Internet Addiction Diagnostic Questionnaire | −0.1048⁎ |
| Difficulties in Emotion Regulation Scale | −0.1067⁎ |
| Hamilton Depression Rating Scale (HAM-D) | −0.1156⁎ |
Note. Variables with positive coefficients had a positive relationship with QOLI T-scores, and vice versa.
a
Selected on the basis of variable importance for the projection (VIP) statistic >0.8.
b
Defined by a non-zero cumulative score on the Mini-International Neuropsychiatric Inventory (MINI) suicidality module.
⁎
Statistically significant predictive variable by bootstrap (2000 iterations).