253 research outputs found

    Parenting and toddler self‐regulation in low‐income families: What does sleep have to do with it?

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    Toddlerhood is a sensitive period in the development of self‐regulation, a set of adaptive skills that are fundamental to mental health and partly shaped by parenting. Healthy sleep is known to be critical for self‐regulation; yet, the degree to which child sleep alters interactive child–parent processes remains understudied. This study examines associations between observed parenting and toddler self‐regulation, with toddler sleep as a moderator of this association. Toddlers in low‐income families (N = 171) and their mothers were videotaped during free play and a self‐regulation challenge task; videos were coded for mothers’ behavior and affect (free play) and toddlers’ self‐regulation (challenge task). Mothers reported their child’s nighttime sleep duration via questionnaire. Results revealed significant Sleep × Maternal Negative Affect and Sleep × Maternal Negative Control interactions. Children who did not experience negative parenting had good self‐regulation regardless of their nighttime sleep duration. For children who did experience negative parenting, self‐regulation was intact among those who obtained more nighttime sleep, but significantly poorer among children who were getting less nighttime sleep. Thus, among children who were reported to obtain less nighttime sleep, there were more robust associations between negative parenting and poorer self‐regulation than among toddlers who were reported to obtain more sleep.RESUMENLos primeros años de la niñez son un período sensible en el desarrollo de la auto‐regulación, un grupo de habilidades adaptables que son fundamentales para la salud mental y a las que en parte les da forma la crianza. Es sabido que el dormir bien es esencial para la auto‐regulación y, aun así, el nivel al que el sueño del niño altera los procesos interactivos entre progenitor y niño permanece poco estudiado. Este estudio examina las asociaciones entre la crianza observada y la auto‐regulación del niño pequeño, tomando como moderador de tal asociación el proceso de dormir del niño pequeño. Se grabó en video a niños pequeños de familias de bajos ingresos (N=171) y sus madres durante una sesión de juego libre y una tarea de auto‐regulación que suponía un reto; los videos fueron codificados en cuanto al comportamiento y afecto de las madres (juego libre) y la auto‐regulación de los niños pequeños (tarea que suponía reto). Las madres reportaron acerca del sueño nocturno de sus niños por medio de un cuestionario. Los resultados revelaron interacciones significativas en cuanto al dormir y el negativo afecto materno, así como el dormir y el negativo control materno. Los niños que no experimentaron una crianza negativa tenían una buena auto‐regulación independientemente de la duración de su sueño nocturno. En el caso de los niños que experimentaron una crianza negativa, la auto‐regulación quedó intacta en aquellos que lograban más tiempo nocturno de dormir, pero fue significativamente más pobre en los niños que tenían menos tiempo de sueño nocturno. Por tanto, en el caso de los niños indicados en el reporte con menos tiempo de dormir nocturno, se dieron asociaciones más robustas entre la crianza negativa y una más pobre auto‐regulación que entre los niños pequeños indicados en el reporte con más tiempo de dormir.RÉSUMÉLa petite enfance est une période sensible dans le développement de l’auto‐régulation, un ensemble de compétences qui sont fondamentales pour la santé mentale et en partie formées par le parentage. L’on sait qu’un sommeil sain est critique pour l’auto‐régulation et pourtant la mesure dans laquelle le sommeil de l’enfant altère les processus interactifs enfant‐parent demeure peu étudiée. Cette étude examine les liens entre le parentage observé et l’auto‐régulation du petit enfant, le sommeil de l’enfant ayant un effet modérateur dans ce lien. Des jeunes enfants de familles issues de milieux défavorisés (N=171) et leurs mères ont été filmés durant un jeu libre et un exercice de défi d’auto‐régulation. Les vidéos ont été codées pour le comportement des mères et l’affect (jeu libre) et l’auto‐régulation des jeunes enfants (exercice de défi). Les mères ont fait état de la durée de sommeil nocturne de leur enfant au moyen d’un questionnaire. Les résultats ont révélé que : sommeil significatif x l’affect négatif maternel et le sommeil x négatif maternel contrôle les interactions. Les enfants qui n’avaient pas fait l’expérience d’un parentage négatif avaient une bonne auto‐régulation quelle qu’ait été la durée du sommeil nocturne. Pour les enfants ayant fait l’expérience d’une parentage négatif, l’auto‐régulation était intacte chez ceux ayant plus dormi, mais bien moindre chez les enfants qui avaient moins dormi. Donc, chez les enfants ayant moins de sommeil nocturne les liens bien plus robustes ont été découverts entre le parentage négatif et une moindre auto‐régulation que chez les petits enfants dormant plus durant la nuit.ZUSAMMENFASSUNGDas Kleinkindalter ist ein sensibler Zeitraum für die Entwicklung der Selbstregulation – einer Reihe von Anpassungsfähigkeiten, die für die psychische Gesundheit grundlegend sind und teilweise durch Erziehung geprägt werden. Gesunder Schlaf ist bekanntlich entscheidend für die Selbstregulation, aber das Ausmaß, in dem der Kinderschlaf interaktive Prozesse zwischen Kind und Eltern verändert, ist bisher nur unzureichend erforscht wurden. Diese Studie untersucht Zusammenhänge zwischen beobachtetem Erziehungsverhalten und der Selbstregulation von Kleinkindern, wobei der Schlaf der Kleinkinder als Moderator dieser Assoziation fungiert. Kleinkinder aus einkommensschwachen Familien (N=171) und ihre Mütter wurden während des freien Spiels und einer herausfordernden Aufgabe zur Selbstregulation gefilmt; die Videos wurden für das Verhalten und die Affekte der Mütter (freies Spiel) und die Selbstregulation der Kleinkinder (herausfordernde Aufgabe) kodiert. Die Mütter berichteten per Fragebogen über die nächtliche Schlafdauer ihres Kindes. Die Ergebnisse zeigten signifikante Interaktionen für Schlaf und mütterlichen negativen Affekt sowie für Schlaf und mütterliche negative Kontrollinteraktionen. Kinder, die keine negative Erziehung erlebten, hatten eine gute Selbstregulation, unabhängig von ihrer nächtlichen Schlafdauer. Bei Kindern, die eine negative Erziehung erfuhren, war die Selbstregulation bei denen, die mehr Nachtschlaf erhielten, intakt und bei Kindern, die weniger Nachtschlaf erhielten, jedoch deutlich schlechter. So gab es bei Kindern, von denen berichtet wurde, dass sie weniger Nachtschlaf erhielten, robustere Assoziationen zwischen negativer Erziehung und schlechterer Selbstregulation als bei Kleinkindern, von denen berichtet wurde, dass sie mehr Schlaf erhielten.抄録低収入家庭における子育てと幼児の自己調整力:睡眠が関与するものとは何か?幼児期は、自己調整力、つまりメンタルヘルスの基礎であり、ある程度までは子育てによって形成される、一連の適応スキルの発達が影響を受けやすい時期である。健康的な睡眠は自己調整力には不可欠のものとして知られているが、子どもの睡眠が子どもと親の相互作用の過程をどの程度まで改めるかについては、いまもなお研究課題のままである。本研究は、観察によって得られた子育てと幼児の自己調整力の関連性について幼児の睡眠を仲介として検討することである。低所得家庭 (N=171) で生活している幼児と母親が自由遊びと自己調整のチャレンジタスクに取り組む間中ビデオ録画した。ビデオデータは母親の行動と感情(自由遊び)と幼児の自己調整力(チャレンジタスク)としてコード化された。子どもの夜間の睡眠時間は母親からの質問紙を通して報告された。その結果、睡眠と母親の否定的感情の間、そして睡眠と母親の否定的コントロールの間には著しい相互関連性が認められた。否定的育児を経験していない子どもは、夜間の睡眠時間に関わらず、よい自己調整力を持っていた。否定的育児を経験した子どもでは、自己調整力はより長い夜間睡眠をとっている子どもにおいては保たれていたが、より短い睡眠時間しかとっていない子どもにおいては著しく低かった。このようにより短い睡眠時間しかとっていないと報告された子どもにおいては、より長い睡眠をとっている幼児より、否定的育児とより低い自己調整力の間により確かな関連性が示された。摘要低收入家庭的育兒和幼兒自我調節:與睡眠有什麼關係?幼兒期是自我調節發展的一個敏感時期, 這是一套適應性技能, 是心理健康的基礎, 部分由養育方式塑造。眾所周知, 健康睡眠對於自我調節至關重要, 然而, 兒童睡眠如何改變兒童 ‐ 父母互動仍未得到充分研究。本研究探討觀察到的養育方式與幼兒自我調節的關聯, 及幼兒睡眠作為這種關聯的調節變數。低收入家庭的幼兒 (N = 171) 和母親在自由遊戲和自我調節挑戰任務中被錄像; 視頻被編碼為母親的行為和情感 (自由遊戲) 和幼兒的自我調節 (挑戰任務)。母親通過問卷報告孩子的夜間睡眠時間。結果顯示顯著的睡眠x母體負面情感和睡眠 x 母體負面控制相互作用。沒有經歷負面養育的孩子, 無論夜間睡眠時間長短, 都有良好的自我調節能力。對於那些經歷過負面養育的孩子, 在夜間睡眠較多的人中, 自我調節是完整的, 但在夜間睡眠較少的孩子中, 自我調節顯著較差。因此, 在夜間睡眠較少的兒童中, 負面育兒和較差的自我調節的關聯性強於較多睡眠的幼兒。ملخصالرعاية الوالدية والتنظيم الذاتي للطفل في الأسر ذات الدخل المنخفض: ما علاقة النوم بذلك ؟الطفولة هي فتره حساسة في تطوير التنظيم الذاتي ، والذي يمثل مجموعه من المهارات التكيفيه التي هي أساسيه للصحة النفسية وتتشكل جزئيا عن طريق الأبوه والأمومه. ومن المعروف ان النوم الصحي أمر بالغ الاهميه للتنظيم الذاتي ، ومع ذلك ، فان الدرجة التي يغير بها نوم الطفل في العمليات التفاعلية التي يقوم بها الطفل مع الوالدين لا تزال غير خاضعة للدراسة الكافية. تتناول هذه الدراسة العلاقات بين الرعاية الوالدية الملحوظة والتنظيم الذاتي للطفل الصغير ، حيث نوم الطفل يمثل المتغير الوسيط في هذه العلاقة. اشترك في الدراسة مجموعة من الأطفال الصغار في الأسر ذات الدخل المنخفض (العدد = 171) وأمهاتهم وتم تصويرهم بالفيديو اثناء اللعب الحر مع تكليفهم بمهمة تحدي التنظيم الذاتي ؛ تم ترميز تسجيلات الفيديو لسلوك الأمهات وعاطفتهم في (اللعب الحر) والتنظيم الذاتي للأطفال الصغار في (مهمة التحدي). وأبلغت الأمهات عن مده النوم الليلي لأطفالهن عن طريق الاستبيان. أظهرت النتائج تفاعلات ذات دلالة إحصائية بين النوم والعاطفة السلبية عند الأمهات وبين النوم والسيطرة السلبية للأمهات . الأطفال الذين لا يعانون من الابوه والامومه السلبية كان لديهم قدرات جيدة على التنظيم الذاتي بغض النظر عن مده النوم ليلا. بالنسبة للأطفال الذين يعانون من الابوه والامومه السلبية ، كان التنظيم الذاتي سليما بين أولئك الذين حصلوا علي المزيد من النوم ليلا ، ولكن أضعف بكثير بين الأطفال الذين كانوا يحصلون علي اقل النوم ليلا. وبالتالي ، فانه من بين الأطفال الذين ابلغ عن حصولهم علي قسط اقل من النوم الليلي ، كانت هناك رابطات اقوي بين الرعاية الوالدية السلبية والتنظيم الذاتي الأقل منها بين الصغار الذين أفيد بأنهم يحصلون علي المزيد من النوم.Peer Reviewedhttps://deepblue.lib.umich.edu/bitstream/2027.42/150525/1/imhj21783.pdfhttps://deepblue.lib.umich.edu/bitstream/2027.42/150525/2/imhj21783_am.pd

    Predicting growth curves of early childhood externalizing problems: Differential susceptibility of children with difficult temperament

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    Using an accelerated longitudinal design, the development of externalizing problems from age 2 to 5 years was investigated in relation to maternal psychopathology, maternal parenting, gender, child temperament, and the presence of siblings. The sample consisted of 150 children selected at age 2-3 years for having high levels of externalizing problems. Parenting was measured using observational methods, and maternal reports were used for the other variables. Overall, mean levels of externalizing problems decreased over time, and higher initial levels (intercept) were related to a stronger decrease (negative slope) in externalizing problems. Results showed that higher levels of maternal psychopathology were related to less decrease in early childhood externalizing problems. Parental sensitive behavior predicted a stronger decrease in externalizing problems, but only for children with difficult temperaments. A stronger decrease of externalizing problems in children with older siblings also pertained only to children with difficult temperaments. Thus, temperamentally difficult children appear to be more susceptible to environmental influences on the development of externalizing behaviors. Our results indicate that the role of siblings in early childhood externalizing problems deserves more research attention, and that intervention efforts need to take into account temperamental differences in children's susceptibility to environmental influences. © 2009 Springer Science+Business Media, LLC

    Perturbation of lipids and glucose metabolism associated with previous 2,4-D exposure: a cross-sectional study of NHANES III data, 1988-1994

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    <p>Abstract</p> <p>Background</p> <p>Results from previous population studies showed that mortality rates from acute myocardial infarction and type-2 diabetes during the 1980s and 1990s in rural, agricultural counties of Minnesota, Montana, North and South Dakota, were higher in counties with a higher level of spring wheat farming than in counties with lower levels of this crop. Spring wheat, one of the major field crops in these four states, was treated for 85% or more of its acreage with chlorophenoxy herbicides. In the current study NHANES III data were reviewed for associations of 2,4-dichlorophenoxy acetic acid (2,4-D) exposure, one of the most frequently used chlorophenoxy herbicides, with risk factors that are linked to the pathogenesis of acute myocardial infarction and type-2 diabetes, such as dyslipidemia and impaired glucose metabolism.</p> <p>Methods</p> <p>To investigate the toxicity pattern of chlorophenoxy herbicides, effects of a previous 2,4-D exposure were assessed by comparing levels of lipids, glucose metabolism, and thyroid stimulating hormone in healthy adult NHANES III subjects with urinary 2,4-D above and below the level of detection, using linear regression analysis. The analyses were conducted for all available subjects and for two susceptible subpopulations characterized by high glycosylated hemoglobin (upper 50<sup>th </sup>percentile) and low thyroxine (lower 50<sup>th </sup>percentile).</p> <p>Results</p> <p>Presence of urinary 2,4-D was associated with a decrease of HDL levels: 8.6% in the unadjusted data (p-value = 0.006), 4.8% in the adjusted data (p-value = 0.08), and 9% in the adjusted data for the susceptible subpopulation with low thyroxine (p-value = 0.02). An effect modification of the inverse triglycerides-HDL relation was observed in association with 2,4-D. Among subjects with low HDL, urinary 2,4-D was associated with increased levels of triglycerides, insulin, C-peptide, and thyroid stimulating hormone, especially in the susceptible subpopulations. In contrast, subjects with high HDL did not experience adverse 2,4-D associated effects.</p> <p>Conclusions</p> <p>The results indicate that exposure to 2,4-D was associated with changes in biomarkers that, based on the published literature, have been linked to risk factors for acute myocardial infarction and type-2 diabetes.</p

    Agronomic and Economic Performance Characteristics of Conventional and Low-External-Input Cropping Systems in the Central Corn Belt

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    We conducted a 9-ha field experiment near Boone, IA, to test the hypothesis that yield, weed suppression, and profit characteristics of low-external-input (LEI) cropping systems can match or exceed those of conventional systems. Over a 4-yr period, we compared a conventionally managed 2-yr rotation system {corn (Zea mays L.)/soybean [Glycine max (L.) Merr.]} with two LEI systems: a 3-yr corn/soybean/small grain + red clover (Trifolium pratense L.) rotation, and a 4-yr corn/soybean/small grain + alfalfa (Medicago sativa L.)/alfalfa rotation. Synthetic N fertilizer use was 59 and 74% lower in the 3- and 4-yr systems, respectively, than in the 2-yr system; similarly, herbicide use was reduced 76 and 82% in the 3- and 4-yr systems. Corn and soybean yields were as high or higher in the LEI systems as in the conventional system, and weed biomass in corn and soybean was low (≤4.2 g m−2) in all systems. Experimentally supplemented giant foxtail (Setaria faberi Herrm.) seed densities in the surface 20 cm of soil declined in all systems; supplemented velvetleaf (Abutilon theophrasti Medik.) seed densities declined in the 2- and 4-yr systems and remained unchanged in the 3-yr system. Without subsidy payments, net returns were highest for the 4-yr system (540ha1yr1),lowestforthe3yrsystem(540 ha−1 yr−1), lowest for the 3-yr system (475 ha−1 yr−1), and intermediate for the 2-yr system ($504 ha−1 yr−1). With subsidies, differences among systems in net returns were smaller, as subsidies favored the 2-yr system, but rank order of the systems was maintained

    Intergenerational Transmission of Multiple Problem Behaviors: Prospective Relationships between Mothers and Daughters

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    Much of the research examining intergenerational continuity of problems from mother to offspring has focused on homotypic continuity (e.g., depression), despite the fact that different types of mental health problems tend to cluster in both adults and children. It remains unclear whether mothers with multiple mental health problems compared to mothers with fewer or no problems are more likely to have daughters with multiple mental health problems during middle childhood (ages 7 to 11). Six waves of maternal and child data from the Pittsburgh Girls Study (n = 2,451) were used to examine the specificity of effects of maternal psychopathology on child adjustment. Child multiple mental health problems comprised disruptive behavior, ADHD symptoms, depressed mood, anxiety symptoms and somatic complaints, while maternal multiple mental health problems consisted of depression, prior conduct problems and somatic complaints. Generalized Estimating Equations (GEE) was used to examine the prospective relationships between mother’s single and multiple mental health problems and their daughter’s single and multiple mental health problems across the elementary school-aged period (ages 7–11 years). The results show that multiple mental health problems in the mothers predicted multiple mental health problems in the daughters even when earlier mental health problem of the daughters, demographic factors, and childrearing practices were controlled. Maternal low parental warmth and harsh punishment independently contributed to the prediction of multiple mental health problems in their daughter, but mediation analyses showed that the contribution of parenting behaviors to the explanation of girls’ mental health problems was small

    The concept of 'the everyday': ephemeral politics and the abundance of life

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    Against the background of a continuing interest in the everyday in international relations, this article asks what kind of analytics upon and within the world mobilises one through the concept of the everyday and what consequences this may have for thinking about politics. In particular, it explores a conception of the the everyday that foregrounds the abundance of human life and ephemeral temporalities. The abundance of life invites a densification of politics combined with an emphasis on displacing levels or scales by associative horizontal relations. The ephemeral introduces a conception of temporality that foregrounds the political significance of fleeting practices and the emergent nature of life. When applied to politics, this conception of the everyday performs politics as emergent, as possibilities that are not already defined by fixing what politics can possibly be. The order of politics is then understood as an immanently precarious succession of situations and practices in which lived political lives remain inherently aleatory, momentary and emergent rather than as an order of mastering the political. The concept of the everyday, thus draws attention to the immanent elusiveness and fragility of politics as it loses its ground, its referent
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