Birth order:Finding:Point in time:^Patient:Ordinal
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The fraternal birth order effect is the tendency for older brothers to increase the odds of homosexuality in later-born males… Expand This study aimed to examine the association of birth order and number and sex of siblings with overweight or obesity among 4‐ to… Expand This study tested predictions regarding two hypothesized maternal immune responses influencing sexual orientation: one affecting… Expand Background Undernutrition is a global public health problem that causes premature morbidity and ill-health conditions and has… Expand Physical fitness at young adult ages is an important determinant of physical health, cognitive ability, and mortality. However… Expand Senescence is one of the least understood aspects of organism life history. In part, this stems from the relatively late advent… Expand To investigate effects of visual experience versus preprogrammed mechanisms on visual development, we used multiple regression… Expand Anthropometric and sociodemographic variables were taken from 4320 children in a baseline survey carried out in March-April 1988… Expand
Data from the Fertility Module of the 1979 Population, Labour Force and Migration (PLM) Survey of Pakistan were analyzed to… Expand "The present study examines the effects of woman's age at childbirth (maternal age) and birth order on infant and child mortality… Expand