Table 3. Factor loadings based on a principle components analysis with verimax rotation for ten NPI variables.
| NPI variables | Affective Behaviors | Distress/Tension Behaviors | Impluse Control Behaviors | Psychotic Behaviors |
|---|---|---|---|---|
| Depression | 0.47 | 0.15 | 0.05 | 0.09 |
| Anxiety | 0.43 | 0.13 | 0.14 | 0.11 |
| Apathy | 0.38 | 0.18 | 0.15 | 0.10 |
| Agitation | 0.24 | 0.50 | 0.22 | 0.14 |
| Irritability | 0.30 | 0.49 | 0.17 | 0.08 |
| Disinhibition | 0.17 | 0.25 | 0.34 | 0.17 |
| Elation | 0.06 | 0.08 | 0.26 | 0.10 |
| Aberrant Motor Behavior | 0.22 | 0.10 | 0.22 | 0.13 |
| Delusions | 0.13 | 0.19 | 0.19 | 0.28 |
| Hallucinations | 0.06 | 0.03 | 0.08 | 0.25 |