Table 4

Factor analysis coefficient loadings on hyperphagia factors

Variable Factor 1 Factor 2 Factor 3
General hyperphagia School-specific hyperphagia Pica/polydipsia
Bold italic type indicates the variables that load onto each factor; a cut-off of 0.4 was used.
1.Parent report.
2.Teacher report.
Behaviour at home
Stealing food: kitchen cupboards1 0.91 0.13 0.04
Stealing food: fridge1 0.92 0.11 0.09
Stealing food: plates at mealtimes1 0.63 0.14 0.34
Hoarding food1 0.55 -0.04 -0.15
Overeating requiring restraint1 0.69 0.13 0.01
Gorging and vomiting1 0.28 0.31 0.11
Polydipsia1 0.11 -0.03 0.78
Pica1 0.55 -0.04 0.44
Chewing non-food items1 -0.05 -0.11 0.21
Behaviour at school
Foraging in rubbish bins2 -0.01 0.50 0.72
Pica2 -0.03 0.70 0.54
Stealing food at school1 0.39 0.55 -0.12
Stealing food at school2 0.14 0.88 0.02