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Hagekull, Berit; And Others – International Journal of Behavioral Development, 1980
The dimensional structure of infants' behavioral repertoire was shown to be highly stable over 3 to 15 months of age. Factor analysis of parent questionnaire data produced seven factors named Intensity/Activity, Regularity, Approach-Withdrawal, Sensory Sensitivity, Attentiveness, Manageability and Sensitivity to New Food. An eighth factor,…
Descriptors: Factor Analysis, Factor Structure, Foreign Countries, Infant Behavior

Persson-Blennow, Inger; McNeil, Thomas F. – Journal of Child Psychology and Psychiatry and Allied Disciplines, 1979
Descriptors: Foreign Countries, Infant Behavior, Longitudinal Studies, Measurement