TABLE 5.
Mean changes in Neuropsychiatric Inventory (NPI) score and EEG outcomes from baseline to follow-up in total and by responder and nonresponder after treatment of neuropsychiatric symptomsa
| NPI |
EEG |
EEG |
||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean |
α |
β |
δ |
θ |
||||||||||||
| Variable | N | Baseline | Follow-up | p | Baseline | Follow-up | p | Baseline | Follow-up | p | Baseline | Follow-up | p | Baseline | Follow-up | p |
| NPI total | 65 | 52.6 | 15.5 | <0.001 | 0.32 | 0.31 | 0.47 | 0.14 | 0.15 | 0.11 | 0.24 | 0.25 | 0.69 | 0.30 | 0.29 | 0.40 |
| Responder | 61 | 52.4 | 13.3 | <0.001 | 0.32 | 0.31 | 0.33 | 0.14 | 0.16 | 0.16 | 0.24 | 0.25 | 0.52 | 0.30 | 0.29 | 0.39 |
| Nonresponder | 4 | 55.0 | 48.3 | 0.294 | 0.32 | 0.34 | 0.88 | 0.09 | 0.11 | 0.63 | 0.26 | 0.22 | 0.38 | 0.33 | 0.33 | 1.00 |
| Delusions | 65 | 4.7 | 1.5 | <0.001 | – | – | – | 0.16 | 0.18 | 0.11 | 0.26 | 0.25 | 0.55 | 0.29 | 0.28 | 0.61 |
| Responder | 37 | 7.0 | 0.9 | <0.001 | 0.29 | 0.29 | 0.89 | 0.11 | 0.12 | 0.66 | 0.21 | 0.25 | 0.20 | 0.31 | 0.30 | 0.48 |
| Nonresponder | 28 | 1.8 | 2.1 | 0.070 | 0.37 | 0.34 | 0.24 | 0.14 | 0.16 | 0.11 | 0.28 | 0.26 | 0.45 | 0.32 | 0.30 | 0.37 |
| Hallucinations | 65 | 3.2 | 0.2 | <0.001 | – | – | – | 0.14 | 0.15 | 0.46 | 0.21 | 0.24 | 0.20 | 0.28 | 0.28 | 0.71 |
| Responder | 28 | 7.3 | 0.3 | <0.001 | 0.27 | 0.28 | 0.34 | 0.13 | 0.15 | 0.10 | 0.27 | 0.27 | 0.94 | 0.29 | 0.28 | 0.72 |
| Nonresponder | 37 | 0.1 | 0.1 | – | 0.37 | 0.33 | 0.06 | 0.15 | 0.16 | 0.47 | 0.20 | 0.22 | 0.71 | 0.31 | 0.30 | 0.50 |
| Agitation | 65 | 4.2 | 0.6 | <0.001 | – | – | – | 0.14 | 0.15 | 0.50 | 0.26 | 0.26 | 0.99 | 0.30 | 0.29 | 0.38 |
| Responder | 39 | 6.9 | 0.8 | <0.001 | 0.31 | 0.30 | 0.49 | 0.13 | 0.16 | 0.07 | 0.21 | 0.23 | 0.53 | 0.28 | 0.28 | 0.79 |
| Nonresponder | 26 | 0.2 | 0.2 | – | 0.34 | 0.32 | 0.72 | 0.14 | 0.15 | 0.34 | 0.24 | 0.25 | 0.59 | 0.30 | 0.30 | 0.80 |
| Depression | 65 | 5.5 | 1.8 | <0.001 | – | – | – | 0.13 | 0.16 | 0.15 | 0.25 | 0.26 | 0.86 | 0.29 | 0.27 | 0.23 |
| Responder | 45 | 6.8 | 1.4 | <0.001 | 0.30 | 0.30 | 0.97 | 0.08 | 0.13 | 0.31 | 0.26 | 0.30 | 0.44 | 0.31 | 0.28 | 0.56 |
| Nonresponder | 20 | 2.6 | 2.8 | 0.541 | 0.38 | 0.33 | 0.17 | 0.14 | 0.16 | 0.20 | 0.24 | 0.24 | 0.90 | 0.30 | 0.29 | 0.48 |
| Anxiety | 65 | 5.9 | 1.4 | <0.001 | – | – | – | 0.13 | 0.15 | 0.15 | 0.25 | 0.27 | 0.27 | 0.30 | 0.29 | 0.40 |
| Responder | 45 | 7.2 | 0.5 | <0.001 | 0.32 | 0.31 | 0.53 | 0.14 | 0.15 | 0.46 | 0.23 | 0.23 | 0.60 | 0.29 | 0.29 | 0.79 |
| Nonresponder | 20 | 3.1 | 3.4 | 0.367 | 0.33 | 0.31 | 0.78 | 0.13 | 0.15 | 0.10 | 0.26 | 0.26 | 0.59 | 0.29 | 0.30 | 0.60 |
| Euphoria | 65 | 0.6 | 0.2 | 0.048 | – | – | – | 0.14 | 0.16 | 0.49 | 0.23 | 0.24 | 0.34 | 0.30 | 0.28 | 0.18 |
| Responder | 6 | 6.0 | 0.3 | 0.004 | 0.35 | 0.29 | 0.31 | 0.13 | 0.15 | 0.11 | 0.27 | 0.27 | 0.91 | 0.30 | 0.28 | 0.41 |
| Nonresponder | 59 | 0.1 | 0.1 | 0.472 | 0.32 | 0.31 | 0.73 | 0.14 | 0.15 | 0.54 | 0.21 | 0.22 | 0.69 | 0.30 | 0.30 | 0.81 |
| Apathy | 65 | 8.1 | 4.8 | <0.001 | – | – | – | 0.13 | 0.16 | 0.13 | 0.28 | 0.27 | 0.52 | 0.27 | 0.27 | 0.86 |
| Responder | 35 | 8.8 | 2.6 | <0.001 | 0.31 | 0.29 | 0.21 | 0.14 | 0.15 | 0.35 | 0.21 | 0.23 | 0.28 | 0.32 | 0.31 | 0.36 |
| Nonresponder | 30 | 7.2 | 7.3 | 0.745 | 0.33 | 0.33 | 0.82 | 0.13 | 0.15 | 0.09 | 0.23 | 0.23 | 0.76 | 0.32 | 0.30 | 0.20 |
| Disinhibition | 65 | 3.1 | 0.7 | <0.001 | – | – | – | 0.15 | 0.16 | 0.63 | 0.26 | 0.28 | 0.39 | 0.26 | 0.27 | 0.76 |
| Responder | 27 | 6.7 | 1.0 | <0.001 | 0.31 | 0.30 | 0.66 | 0.13 | 0.13 | 0.78 | 0.21 | 0.22 | 0.78 | 0.33 | 0.33 | 0.95 |
| Nonresponder | 38 | 0.6 | 0.5 | 0.324 | 0.33 | 0.32 | 0.47 | 0.15 | 0.17 | 0.09 | 0.26 | 0.27 | 0.74 | 0.27 | 0.26 | 0.34 |
| Irritability | 65 | 4.4 | 0.9 | <0.001 | – | – | – | – | – | – | – | – | – | – | – | – |
| Responder | 37 | 7.5 | 1.0 | <0.001 | 0.30 | 0.29 | 0.65 | 0.13 | 0.15 | 0.11 | 0.27 | 0.27 | 0.91 | 0.30 | 0.28 | 0.41 |
| Nonresponder | 28 | 0.5 | 0.8 | 0.326 | 0.35 | 0.33 | 0.53 | 0.14 | 0.15 | 0.54 | 0.21 | 0.22 | 0.69 | 0.30 | 0.30 | 0.81 |
| Aberrant motor behavior | 65 | 4.2 | 1.1 | <0.001 | – | – | – | – | – | – | – | – | – | – | – | – |
| Responder | 30 | 8.4 | 1.4 | <0.001 | 0.32 | 0.31 | 0.56 | 0.13 | 0.16 | 0.13 | 0.28 | 0.27 | 0.52 | 0.27 | 0.27 | 0.86 |
| Nonresponder | 35 | 0.6 | 0.9 | 0.083 | 0.33 | 0.31 | 0.59 | 0.14 | 0.15 | 0.35 | 0.21 | 0.23 | 0.28 | 0.32 | 0.31 | 0.36 |
| Nighttime behavior | 65 | 4.6 | 0.8 | <0.001 | – | – | – | – | – | – | – | – | – | – | – | – |
| Responder | 39 | 7.1 | 0.8 | <0.001 | 0.32 | 0.32 | 0.81 | 0.13 | 0.15 | 0.09 | 0.23 | 0.23 | 0.76 | 0.32 | 0.30 | 0.20 |
| Nonresponder | 26 | 0.8 | 0.8 | 1.000 | 0.33 | 0.29 | 0.13 | 0.15 | 0.16 | 0.63 | 0.26 | 0.28 | 0.39 | 0.26 | 0.27 | 0.76 |
| Appetite | 65 | 4.0 | 1.6 | <0.001 | – | – | – | – | – | – | – | – | – | – | – | – |
| Responder | 29 | 7.2 | 1.0 | <0.001 | 0.33 | 0.32 | 0.57 | 0.13 | 0.13 | 0.78 | 0.21 | 0.22 | 0.78 | 0.33 | 0.33 | 0.95 |
| Nonresponder | 36 | 1.4 | 2.2 | 0.041 | 0.32 | 0.30 | 0.53 | 0.15 | 0.17 | 0.09 | 0.26 | 0.27 | 0.74 | 0.27 | 0.26 | 0.34 |
Bold denotes statistically significant mean change.