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Ruzicka, Lado T. – Journal of Marriage and the Family, 1977
Incidence of premarital pregnancies among brides marrying in 1970-1972 in Australia is analyzed with respect to relative ages of bride and bridegroom, bridegroom's occupation, and bride's country of birth. Relative frequency of such pregnancies was very high among very young couples but declined with increasing age. (Author)
Descriptors: Behavior Patterns, Comparative Analysis, Females, Life Style
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Hands, Beth; Parker, Helen; Larkin, Dawne – Measurement in Physical Education and Exercise Science, 2006
Many behavior patterns that impact on physical activity experiences are established in early childhood, therefore it is important that valid, reliable, and feasible measures are constructed to identify children who are not developing appropriate and healthy activity habits. In this study, measures of physical activity derived by accelerometry and…
Descriptors: Behavior Patterns, Play, Physical Activities, Observation