Table 1.
Factor analysis of the ABID frequency scores among 32 AD patients
| Item number | Agitated behavioral characteristics | Factor 1 | Factor 2 | Factor 3 |
|---|---|---|---|---|
| 2 | Physically threatening or aggressive toward others | 0.953* | 0.126 | 0.054 |
| 5 | Destroying property | 0.917* | 0.114 | 0.012 |
| 11 | Restlessness, fidgetiness, and inability to sit still | 0.899* | 0.157 | 0.056 |
| 3 | Harmful to self | 0.837* | 0.012 | 0.153 |
| 7 | Trying to leave (or leaving) home inappropriately | 0.819* | 0.219 | 0.215 |
| 10 | Inappropriate sexual behavior | 0.710* | 0.074 | 0.052 |
| 8 | Arguing, irritability, or complaining | −0.099 | 0.894* | 0.213 |
| 1 | Verbally threatening or aggressive toward others | 0.042 | 0.843* | 0.276 |
| 4 | Inappropriate screaming or crying out | −0.085 | 0.766* | 0.426 |
| 13 | Easily agitated or upset | 0.389 | 0.748* | 0.092 |
| 12 | Worrying, anxiety, and/or fearfulness | 0.374 | 0.707* | −0.050 |
| 9 | Socially inappropriate behavior | 0.149 | 0.691* | 0.318 |
| 6 | Refusing to accept appropriate help | 0.422 | 0.553* | 0.123 |
| 16 | Seeing, hearing, or sensing distressing people or things that are not really present | 0.048 | 0.114 | 0.850* |
| 15 | Incorrect, distressing beliefs | 0.173 | 0.291 | 0.684* |
| 14 | Waking and getting up at night (other than trip to the bathroom) | 0.137 | 0.318 | 0.552* |
Note:
*
Factor loadings of 0.5 or more.
Abbreviations: ABID, Agitated Behavior in Dementia Scale; AD, Alzheimer disease.