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Table 2 NPI-Q symptoms and correlation with QoL-AD

From: What contributes to a good quality of life in early dementia? awareness and the QoL-AD: a cross-sectional study

NPI-Q symptom Occurrence1 Occurrence & QoL-AD correlation Severity & QoL-AD correlation Distress & QoL-AD correlation Mean distress score when symptom is present (range 1–5)
N = 100
Delusions 13 -.05 -.03 -.03 3.38
Hallucinations 10 -.16 -.13 -.13 2.20
Agitation/aggression 44 -.25* -.25* -.30** 2.59
Depression 54 -.18 -.20* -.23* 2.48
Anxiety 60 -.16 -.22* -.07 2.28
Elation 12 -.04 -.10 -.10 1.50
Apathy/indifference 58 -.24* -.21* -.24* 1.83
Disinhibition 19 -.09 -.11 -.15 2.0
Irritability 51 -.26** -.35** -.31** 2.29
Motor disturbance 28 .20 .09 .09 1.82
Night time/sleep 45 -.17 -.25* -.26* 1.47
Appetite/eating 47 -.22* -.24* -.30** 2.04
Total Mean 4.41 (SD 2.52) -.30** -.33** -.33** 2.14
  1. 1Yes/no in past month.
  2. * p < 0.05; **p < 0.01.