Table 3.
Demographic and clinical data of sample categorized by SIJID levels
| Level of risk | Classification of level of risk, mean (SD) |
F (df), P value | Group comparison | |||
|---|---|---|---|---|---|---|
| None (0) | Mild (1) | Moderate (2) | Severe (3) | |||
| N | 29 | 50 | 24 | 21 | ||
| Age (years) | 76.8 (8.5) | 78.2 (7.6) | 80.7 (5.9) | 76.2 (8.7) | 1.73 (3123), P = .16 | NS |
| Education, (years) | 10.9 (2.6) | 10.3 (2.7) | 12 (3.2) | 10.2 (1.3) | 2.54 (3123), P = .06 | NS |
| Duration of illness, (years) | 1.1 (1.3) | 1.2 (1.3) | 1.1 (1.1) | 1.5 (1.9) | 0.26 (3123), P = .85 | NS |
| CDR-SB score | 6.9 (4.7) | 9.2 (4.5) | 10.4 (5.0) | 13.4 (3.5) | 8.62 (3124) P = .0001 | L3 > L0, L1 |
| MMSE | 24.0 (5.1) | 21.6 (4.7) | 21.7 (4.4) | 19.4 (5.5) | 3.85 (3123), P = .01 | L0 > L3 |
| Zarit Burden Interview | 8.2 (7.5) | 9.9 (7.8) | 11.9 (8.1) | 18.0 (11.6) | 4.77 (3123), P = .004 | L3 > L0 |
| DBC total score | 0.9 (2.3) | 3.2 (3.4) | 5.2 (5.1) | 14.4 (6.4) | 54.2 (3123), P = .0001 | L3 > L0, L1, L2 |
| UCAR | 0.3 (0.8) | 0.2 (0.5) | 0.7 (1.6) | 0.5 (0.9) | 1.41 (3,97), P = .22 | NS |
| Benzodiazepine | 0.5 (2.2) | 0.4 (1.7) | 0.0 | 0.2 (1.1) | 1.53 (3,97), P = .20 | NS |
| Neuroleptic | 1.8 (8.1) | 7.8 (23.9) | 7.1 (27.5) | 15.2 (35.7) | 0.83 (3,97), P = .41 | NS |
Abbreviations: SIJID, Structured Interview for Insight and Judgment in Dementia; SD, standard deviation; NS, not significant; CDR-SB, Clinical Dementia Rating Sum of Boxes; MMSE, Mini–Mental State Examination; DBC, dangerous behavior checklist; UCAR, unipolar composite antidepressant rating.