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Table 5 Factor analysis of the ADAS-Noncong in patients with AD with higher BPSD scores (N = 463)

From: Behavioural symptoms in patients with Alzheimer's disease and their association with cognitive impairment

Factor analysis in patients with higher BPSD
  Factor 1 Factor 2 Factor 3 Factor 4
Tearfulness -0.16880 -0.12826 0.76502 -0.05303
Depression -0.23948 -0.11968 0.80061 -0.02236
Concentration 0.06765 -0.09714 0.01880 0.85541
Cooperation -0.01898 -0.03624 -0.08582 0.85437
Delusions -0.05105 0.77250 -0.16114 -0.04323
Hallucinations -0.10889 0.76703 -0.22915 -0.08983
Pacing 0.86097 -0.02711 -0.17152 0.01532
Motor activity 0.86506 -0.02129 -0.17001 0.03530
Tremors -0.32619 -0.34570 -0.34536 -0.30184
Appetite change -0.20893 -0.53308 -0.36340 0.04134
  1. Italics indicate highest factor loadings.