Table 1

 Neuropsychiatric Inventory item and care giver distress scores in the total group and in those showing symptoms

Neuropsychiatric Inventory itemAll patientsPatients showing symptoms
Item scoreCare giver distress scoreProportion with non-zero scoreProportion with score ⩾4Item scoreCare giver distress score
MeanSDMeanSDn (%)n (%)*Percentage of allMeanSDMeanSDNumber (%)* with score ⩾3Percentage of all
*Percentage of patients showing symptoms.
Delusions1.032.290.641.3132 (24.6)69 (52)12.84.212.92.581.480 (61)14.9
Hallucinations1.482.340.891.4236 (43.9)87 (37)16.23.352.32.031.493 (39)17.3
Agitation/aggression1.052.070.751.3175 (32.6)58 (33)10.73.202.52.291.579 (45)14.7
Depression1.962.571.311.5309 (57.5)116 (38)21.43.402.62.271.3142 (46)26.2
Anxiety1.932.721.071.4263 (49.0)120 (46)22.23.952.72.191.2114 (43)21.1
Euphoria0.100.670.050.320 (3.7)6 (30)1.12.802.21.451.14 (20)0.7
Apathy2.953.431.251.5291 (54.3)203 (70)37.75.402.92.301.3145 (50)27.0
Disinhibition0.341.200.230.863 (11.7)20 (32)3.72.902.21.951.525 (40)4.6
Irritability/lability1.042.210.651.2159 (29.7)60 (38)11.23.512.82.221.469 (43)12.8
Aberrant motor behaviour1.052.400.461.1118 (22.0)68 (58)12.64.772.92.111.452 (44)9.7
Total NPI12.9312.047.306.7480 (89.4)345 (72)64.114.2711.98.058.7315 (66)58.6