Birth Order and Psychopathology
Journal of Family Medicine and Primary Care, 2012 Context: Ordinal position the child holds within the sibling ranking of a family is related to intellectual functioning, personality, behavior, and development of psychopathology.
Ajay Risal, Hema Tharoor
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Learning to Cycle: Are Physical Activity and Birth Order Related to the Age of Learning How to Ride a Bicycle? [PDF]
Children, 2021 The present article aimed to verify whether the age at which children learn to ride a bicycle is related to their physical activity or birth order. Data were collected from an online structured survey between November 2019 and June 2020.
Cristiana Mercê +5 more
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Evaluation of the association of birth order and group childcare attendance with Kawasaki disease using data from a nationwide longitudinal survey [PDF]
Frontiers in Pediatrics, 2023 BackgroundKawasaki disease (KD) is a form of pediatric systemic vasculitis. Although the etiology remains unclear, infections have been identified as possible triggers. Children with a later birth order and those who attend childcare are at a higher risk
Takahiro Namba +7 more
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Delivery mode, birth order, and sex impact neonatal microbial colonization [PDF]
Gut MicrobesThe initial microbial colonization of the infant gut during birth plays a critical role in shaping both immediate and long-term health outcomes. While mode of delivery is a known determinant of this colonization process, the potential impacts of infant ...
Katherine M. Kennedy +7 more
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Effects of Socio-demographic Factors on the Decreasing Trend in the Sex Ratio at Birth in Korea, 1997-2017 [PDF]
Journal of Preventive Medicine and Public Health, 2020 Objectives This study investigated the effects of socio-demographic factors on the decreasing trend in the sex ratio at birth from 1997 to 2017 in Korea.
Jisuk Bae
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Fertility and Family Formation in the Moscow Agglomeration during the COVID-19 Pandemic
Здоровье мегаполиса, 2022 The article analyzes changes in fertility and marriage rates in the Moscow agglomeration in 2020–2022. The choice of the Moscow agglomeration as an object is due to the significant influence of the share of nonresident births in Moscow on birth rates in ...
V. N. Arkhangelskiy, E. S. Zayko
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Birth Patterns and Delayed Breastfeeding Initiation in Indonesia [PDF]
Journal of Preventive Medicine and Public Health, 2020 Objectives This study was conducted to examine the association between birth patterns (defined in terms of birth order and interval) with delayed breastfeeding initiation in Indonesia.
Tika Dwi Tama +3 more
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Ophthalmic Epidemiology, 2013 An association between birth order and reduced unaided vision (a surrogate for myopia) has been observed previously. We examined the association between birth order and myopia directly in four subject groups.Subject groups were participants in (1) the Avon Longitudinal Study of Parents and Children (ALSPAC; UK; age 15 years; N = 4401), (2) the ...
Guggenheim, J.A. +12 more
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The hygiene hypothesis for allergy – conception and evolution
Frontiers in Allergy, 2022 In 1989, a short paper entitled “Hay fever, hygiene and household size” observed that British children from larger families were less likely to develop hay fever and suggested that this could be because early exposure to infection prevents allergy.
Michael R Perkin, David P Strachan
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Parity Progression Ratio Dynamics, Determinants, and Policy Approaches: A Study in Isfahan in 2020 [PDF]
Epidemiology and Health System Journal, 2023 Background and aims: The fertility trend in Isfahan, as in other parts of the country, has decreased significantly in recent years. This study aimed to investigate the parity progression ratio (PPR) and factors affecting fertility.
Mohsen Naderi Beni +2 more
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