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1.
Dev Psychobiol ; 66(5): e22498, 2024 Jul.
Article in English | MEDLINE | ID: mdl-38698634

ABSTRACT

The current study examined the characteristics of physiological synchrony between grandmothers and grandchildren in Chinese three-generation families, and the associations between physiological synchrony and child emotion regulation. The participants included 92 children (age 8-10-year old) and their grandmothers. Respiratory sinus arrhythmia (RSA) was collected from both grandmothers and their grandchildren throughout a collaborative drawing task and a conflict discussion task. Child emotion regulation was measured using the Children's Emotional Management Scale. We found no evidence for an overall pattern of concordant or discordant synchrony within dyads. Instead, there was great variability in patterns of synchrony across dyads. During the collaborative drawing task, concordance in grandmother's RSA and grandchildren's subsequent RSA was linked with better emotion regulation. During the conflict discussion, concordance in grandmother's RSA and grandchildren's simultaneous RSA was linked with poorer emotion regulation. These results suggest that grandmother-grandchild synchrony in different directions, time lags, and contexts has different influences on children's emotion regulation. The findings of this study highlight the importance of contextual physiological co-regulation between Chinese children and their grandmothers for children's social-emotional development.


Subject(s)
Emotional Regulation , Grandparents , Respiratory Sinus Arrhythmia , Humans , Respiratory Sinus Arrhythmia/physiology , Female , Child , Male , Emotional Regulation/physiology , China , Intergenerational Relations , Middle Aged , Adult , Aged , East Asian People
2.
Psychooncology ; 33(3): e6321, 2024 Mar.
Article in English | MEDLINE | ID: mdl-38488825

ABSTRACT

OBJECTIVE: Quality survivorship information is an essential component of cancer care. However, survivors often report not receiving this information and healthcare professionals report limited practical guidance on how to effectively deliver survivorship information. Therefore, this study used realist review methods to identify mechanisms reported within the published literature for communicating survivorship information and to understand the contextual factors that make these mechanisms effective. METHODS: Full-text papers published in CINAHL, PubMed, Web of Science, Scopus, Cochrane Library, and Academic Search Ultimate were included. Studies included in this review were conducted in Australia between January 2006 and December 2023, and reported on how information regarding survivorship care was communicated to adult cancer survivors living in the community. This review utilized realist methodologies: text extracts were converted to if-then statements used to generate context-mechanism-outcome theories. RESULTS: Fifty-one studies were included and six theories for mechanisms that underpin the effective delivery of survivorship information were formed. These include: (1) tailoring information based on the survivors' background, (2) enhancing communication among providers, (3) employing dedicated survivorship staff, (4) providing survivorship training, (5) reducing the burden on survivors to navigate their care, and (6) using multiple modalities to provide information. CONCLUSIONS: Findings can inform practical guidance for how survivorship care information is best delivered in practice. Clinicians can apply this guidance to improve their individual interactions with cancer survivors, as can policymakers to develop healthcare systems and procedures that support effective communication of cancer survivorship information.


Subject(s)
Cancer Survivors , Neoplasms , Adult , Humans , Survivorship , Survivors , Health Personnel , Australia , Neoplasms/therapy
3.
Epidemiology ; 34(6): 827-837, 2023 11 01.
Article in English | MEDLINE | ID: mdl-37756272

ABSTRACT

BACKGROUND: Transgender and nonbinary people experience substantial barriers to accessing healthcare, including prevention of HIV and other sexually transmitted infections (HIV/STI), due to structural inequities. We examined differences in insurance, HIV/STI prevalence, testing, and preexposure prophylaxis use among transgender and nonbinary people living in Washington State by race and ethnicity and gender. METHODS: We pooled data from five 2019-2021 Washington State HIV/STI surveillance data sources to obtain a large and diverse sample of 1648 transgender and nonbinary participants. We calculated the risk difference (RD) for each outcome and used Poisson regression to estimate a surrogate measure of additive interaction-attributable proportion (AP)-that measures the proportion of the excess prevalence of the outcome observed at the intersection of gendered and racialized experience, beyond that expected from gender or race and ethnicity alone. RESULTS: Participants reported overall high levels of poverty (29% incomes <$15,000 and 7% unstable housing). Certain groups, especially racial/ethnic minority transgender women, were disproportionately impacted by HIV/STIs (RDs from 20% to 43% and APs from 50% to 85%) and less likely to currently have insurance (RDs from 25% to 39% and APs from 74% to 93%) than that expected based on gendered or racialized experience alone. CONCLUSIONS: Our findings highlight the heterogeneity in insurance access, HIV/STI positivity, and prevention utilization within transgender communities. We observed that a large proportion of increased HIV/STI prevalence among racial/ethnic minority transgender women was attributable to the intersection of gender and race and ethnicity. Our findings highlight the importance of trans-inclusive models of HIV/STI prevention that address multilevel barriers rooted in cissexism and structural racism.


Subject(s)
HIV Infections , Sexually Transmitted Diseases , Transgender Persons , Female , Humans , Sexually Transmitted Diseases/epidemiology , Sexually Transmitted Diseases/prevention & control , HIV Infections/epidemiology , HIV Infections/prevention & control , Ethnicity , Intersectional Framework , Minority Groups , Health Services Accessibility
4.
Dev Psychol ; 59(12): 2175-2188, 2023 Dec.
Article in English | MEDLINE | ID: mdl-37650810

ABSTRACT

Longitudinal multimethod data across three time points were examined to explore the associations between previously institutionalized toddlers' (N = 71; 59% female) socioemotional skills (Time Point 1: 18 months to 3-years-old), executive functioning (i.e., attention, working memory, inhibitory control) in the preschool years (Time Point 2: 2-4-years-old), and adjustment in kindergarten (5-6-years-old). Children were from multiple regions (35% Eastern European, 31% Southeast Asian, 25% African, and 9% Latin American), and 90% of adoptive parents were White from the Midwestern United States. Socioemotional competency at Time Point 1 was associated with fewer attention problems and greater inhibitory control at Time Point 2, which were subsequently associated with more observed social competence, greater observed classroom competence, and less teacher-reported teacher-child conflict in kindergarten. Indirect effects from socioemotional competencies in toddlerhood to kindergarten adjustment via executive functioning during the preschool period emerged. (PsycInfo Database Record (c) 2023 APA, all rights reserved).


Subject(s)
Emotions , Executive Function , Humans , Child, Preschool , Female , Child , Male , Longitudinal Studies , Schools , Social Skills
5.
Dev Psychopathol ; : 1-9, 2023 Apr 24.
Article in English | MEDLINE | ID: mdl-37092656

ABSTRACT

The present study examined the influence of fathers' parenting quality during infancy on children's emotion regulation during toddlerhood and, subsequently, attention-deficit/hyperactivity disorder (ADHD) symptoms in middle childhood. Fathers and their 8-month-old infants (N = 124) were followed over time to obtain home observations of parenting quality at 8 and 24 months, laboratory observations of children's emotion regulation at 24 months, and teacher reports of children's ADHD symptoms at 7 years. A path analysis revealed that fathers' emotional disengagement in infancy and minimizing responses to children's distress in toddlerhood forecast children's development of ADHD symptoms in middle childhood. Further, a significant indirect effect was found such that fathers' parenting at 8 and 24 months predicted subsequent development of ADHD symptoms at age 7 through toddlers' difficulty regulating emotion. Implications of this study for early intervention and directions for future research are discussed.

6.
Dev Psychopathol ; : 1-17, 2023 Apr 18.
Article in English | MEDLINE | ID: mdl-37069826

ABSTRACT

Longitudinal trajectories of psychopathology in previously institutionalized (PI) youth were identified and biobehavioral emotion regulation processes were examined as developmental mechanisms that predict these trajectories. Mental health data were collected from PI (N = 132) and nonadopted (NA; N = 175) youth across four time points (participant age ranged from 7- to 21-year-old). Using semiparametric group-based methods, the probability that each individual belonged to a distinct group that followed a specific pattern of behavior across time was estimated. We then tested whether unique aspects of emotion regulation (global, observed, and biological) were differentially associated with membership in externalizing and internalizing trajectory groups using multinomial logistic regression models. Four externalizing trajectories were identified for the PI and NA groups. For PI youth, global, observed, and biological emotion regulation processes were uniquely predictive of more adaptive externalizing trajectories. For NA youth, only parent-reported global emotion regulation was predictive of externalizing patterns. Three internalizing trajectories were identified for PI and NA youth. Generally, only parent-reported global emotion regulation predicted internalizing group membership for both PI and NA youth. Results suggest that biobehavioral emotion regulation processes may be particularly important predictors and potential points of intervention when targeting trajectories of externalizing behaviors in PI children.

7.
Sex Transm Dis ; 50(5): 280-287, 2023 05 01.
Article in English | MEDLINE | ID: mdl-36881439

ABSTRACT

BACKGROUND: Transgender and nonbinary (TNB) people are diverse in their sexual orientation and partnerships. We describe the epidemiology of HIV/sexually transmitted infection (STI) prevalence and prevention utilization among the partners of TNB people in Washington State. METHODS: We pooled data from five 2017 to 2021 cross-sectional HIV surveillance data sources to generate a large sample of TNB people and cisgender people who had a TNB partner in the past year. We described characteristics of recent partners of trans women, trans men, and nonbinary people and used Poisson regression to assess if having a TNB partner was associated with self-reported HIV/STIs prevalence, testing, and preexposure prophylaxis (PrEP) use. RESULTS: Our analysis included 360 trans women, 316 trans men, 963 nonbinary people, 2896 cis women, and 7540 cis men. Overall, 9% of sexual minority cis men, 13% of sexual minority cis women, and 36% of TNB participants reported having any TNB partners. There was significant heterogeneity in HIV/STI prevalence, testing, and PrEP use among the partners of TNB people by study participant gender and the gender of their sex partners. In regression models, having a TNB partner was associated with a higher likelihood of HIV/STI testing and PrEP use but was not associated with higher HIV prevalence. CONCLUSIONS: We observed significant heterogeneity in HIV/STI prevalence and preventative behaviors among the partners of TNB people. Given that TNB people are diverse in their sexual partnerships, there is a need to better understand individual-, dyad-, and structural-level factors that facilitate HIV/STI prevention across these diverse partnerships.


Subject(s)
HIV Infections , Pre-Exposure Prophylaxis , Sexually Transmitted Diseases , Transgender Persons , Humans , Female , Male , Sexually Transmitted Diseases/epidemiology , Sexually Transmitted Diseases/prevention & control , HIV Infections/epidemiology , HIV Infections/prevention & control , Prevalence , Cross-Sectional Studies , Homosexuality, Male , Sexual Behavior
8.
Dev Psychopathol ; 35(2): 509-523, 2023 05.
Article in English | MEDLINE | ID: mdl-35034683

ABSTRACT

Using a multimethod, multiinformant longitudinal design, we examined associations between specific forms of positive and negative emotional reactivity at age 5, children's effortful control (EC), emotion regulation, and social skills at age 7, and adolescent functioning across psychological, academic, and physical health domains at ages 15/16 (N = 383). We examined how distinct components of childhood emotional reactivity directly and indirectly predict domain-specific forms of adolescent adjustment, thereby identifying developmental pathways between specific types of emotional reactivity and adjustment above and beyond the propensity to express other forms of emotional reactivity. Age 5 high-intensity positivity was associated with lower age 7 EC and more adolescent risk-taking; age 5 low-intensity positivity was associated with better age 7 EC and adolescent cardiovascular health, providing evidence for the heterogeneity of positive emotional reactivity. Indirect effects indicated that children's age 7 social skills partially explain several associations between age 5 fear and anger reactivity and adolescent adjustment. Moreover, age 5 anger reactivity, low-, and high-intensity positivity were associated with adolescent adjustment via age 7 EC. The findings from this interdisciplinary, long-term longitudinal study have significant implications for prevention and intervention work aiming to understand the role of emotional reactivity in the etiology of adjustment and psychopathology.


Subject(s)
Adaptation, Psychological , Anger , Child , Adolescent , Humans , Child, Preschool , Longitudinal Studies , Social Skills , Schools , Social Adjustment
9.
Open Forum Infect Dis ; 9(7): ofac268, 2022 Jul.
Article in English | MEDLINE | ID: mdl-35818365

ABSTRACT

Background: Using a combination of data from routine surveillance, genomic sequencing, and phylogeographic analysis, we tracked the spread and introduction events of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants focusing on a large university community. Methods: Here, we sequenced and analyzed 677 high-quality SARS-CoV-2 genomes from positive RNA samples collected from Purdue University students, faculty, and staff who tested positive for the virus between January 2021 and May 2021, comprising an average of 32% of weekly cases across the time frame. Results: Our analysis of circulating SARS-CoV-2 variants over time revealed periods when variants of concern (VOC) Alpha (B.1.1.7) and Iota (B.1.526) reached rapid dominance and documented that VOC Gamma (P.1) was increasing in frequency as campus surveillance was ending. Phylodynamic analysis of Gamma genomes from campus alongside a subsampling of >20 000 previously published P.1 genomes revealed 10 independent introductions of this variant into the Purdue community, predominantly from elsewhere in the United States, with introductions from within the state of Indiana and from Illinois, and possibly Washington and New York, suggesting a degree of domestic spread. Conclusions: We conclude that a robust and sustained active and passive surveillance program coupled with genomic sequencing during a pandemic offers important insights into the dynamics of pathogen arrival and spread in a campus community and can help guide mitigation measures.

10.
Front Vet Sci ; 9: 921471, 2022.
Article in English | MEDLINE | ID: mdl-35774972

ABSTRACT

Physical rehabilitation is frequently recommended in dogs recovering from acute thoracolumbar intervertebral disc extrusion (TL-IVDE), but protocols vary widely. The objective of this study was to evaluate the feasibility of incorporating sensory-integrated neurorehabilitation strategies into a post-operative rehabilitation protocol in dogs with TL-IVDE. Non-ambulatory dogs with acute TL-IVDE managed surgically were prospectively recruited to this unblinded cross-over feasibility study. Eligible dogs were randomized to start with tactile-enhanced (artificial grass) or auditory-enhanced (floor piano) basic rehabilitation exercises performed twice daily for the first 4 weeks before switching to the opposite surface for the subsequent 4 weeks. Neurologic examination, open field gait scoring, girth measurements and an owner-completed feasibility questionnaire were performed at baseline and 2, 4, 6, and 8 weeks post-operatively. Twenty-four dogs were enrolled, 12 randomized to each order of exercises. Gait scores did not differ between the two groups at baseline, 4 or 8 week visits. All modified exercises could be performed and compliance was high. Adverse events potentially attributable to the study surface were mild, self-limiting and occurred in 2/24 dogs. The most common surface-related limitations were that the piano was slippery and that both surfaces were too short. The artificial grass was preferred by owners and dogs compared to the floor piano surface, but this was influenced by which surface was utilized first. Auditory and tactile modifications were feasible and safe to incorporate into a standardized rehabilitation protocol. This pilot study could prompt larger efficacy studies investigating the benefit of sensory-integrated rehabilitation in dogs with TL-IVDE.

12.
Psychoneuroendocrinology ; 137: 105656, 2022 03.
Article in English | MEDLINE | ID: mdl-34973542

ABSTRACT

The current study assessed the associations between pandemic-related stressors and physiological stress, as indexed by hair cortisol concentration (HCC), for mothers and their children (N = 180) aged 5-14-years old (M = 8.91). The associations between maternal HCC and children's HCC and children's behavioral adjustment were also examined. Mothers reported on COVID-19-related behaviors and children's adjustment, and both mother and child participants collected and mailed hair samples between August and November of 2020. Results indicated that higher maternal HCC was correlated with living in a more urban environment, job loss, working from home, exposure to pandemic-related news, and social isolation. Child HCC was correlated with family job loss and social isolation. Mother HCC and child HCC were significantly associated, and this association was moderated by child age; younger children's HCC was more strongly associated with mothers' HCC than older children's HCC. Finally, maternal HCC was associated with greater child internalizing symptoms, but was not associated with children's externalizing symptoms. Child HCC was not associated with child behavior.


Subject(s)
COVID-19 , Hair , Hydrocortisone , Adolescent , COVID-19/epidemiology , COVID-19/psychology , Child , Child Behavior , Child Health , Child, Preschool , Emotions , Female , Hair/chemistry , Humans , Hydrocortisone/analysis , Mental Health , Mother-Child Relations , Mothers , Pandemics , Stress, Physiological
13.
Psychoneuroendocrinology ; 135: 105578, 2022 01.
Article in English | MEDLINE | ID: mdl-34741981

ABSTRACT

The current study investigated whether recalibration of the hypothalamic-pituitary -adrenocortical (HPA) axis stress response in youth who had previously experienced early life stress (ELS) would predict socioemotional adjustment in a follow-up assessment approximately 2-4 years later when youth were 12- to 21-years old. The sample consisted of previously institutionalized (PI) (N = 96) youth and a comparison non-adopted (NA) group (N = 117). Youth were 16 years old on average at the time of the follow-up assessment. Parent and youth-reported measures were used to assess youth's internalizing symptoms and emotion regulation. Parent-reported measures were used to assess youth's externalizing symptoms. We tested whether showing cortisol increases (vs. not) across the peripubertal period was associated with later social and emotional adjustment differently for PI and NA youth. Significant interactions emerged showing that for PI youth only, increases in cortisol reactivity across the peripubertal period was associated with poorer subsequent socioemotional functioning.


Subject(s)
Emotional Adjustment , Puberty , Stress, Psychological , Adolescent , Child , Emotional Adjustment/physiology , Humans , Hydrocortisone/metabolism , Hypothalamo-Hypophyseal System/physiology , Pituitary-Adrenal System/physiology , Puberty/psychology , Stress, Psychological/physiopathology , Young Adult
14.
Res Child Adolesc Psychopathol ; 50(3): 375-385, 2022 03.
Article in English | MEDLINE | ID: mdl-34410535

ABSTRACT

The current study investigated the association between cortisol stress reactivity to a social stressor and observed socially anxious behaviors both concurrently and over time among previously institutionalized (PI) (N = 132; ages 7-17) youth and a comparison non-adopted (NA) sample (N = 176). Cortisol reactivity was captured during the Trier Social Stress Test for Children (TSST-C; Yim et al., 2015) and youths' social anxiety behaviors were coded during the speech portion of the TSST-C. Autoregressive cross-lagged panel models with structured residuals showed that for PI youth, greater cortisol reactivity predicted increases in socially anxious behavior during the TSST-C across three sessions. However, greater cortisol reactivity was negatively associated with concurrent social anxiety behavior. Thus, increases in cortisol reactivity across adolescence may aid in behavioral control in social situations in the short-term but may exacerbate PI youths' socially anxious behavior over time. No significant associations emerged for NA youth.


Subject(s)
Hydrocortisone , Hypothalamo-Hypophyseal System , Adolescent , Anxiety , Child , Humans , Saliva , Stress, Psychological
15.
J Dev Behav Pediatr ; 42(9): 742-750, 2021 12 01.
Article in English | MEDLINE | ID: mdl-34840318

ABSTRACT

OBJECTIVE: Sleep is vital for healthy development, yet most adolescents do not meet recommended nightly hours. Although racial/ethnic minorities often experience relatively worse sleep outcomes compared with White peers, little is known about how the sleep-mental health relationship holds across diverse groups or how family relationships affect this association. METHOD: Using data on 8th, 9th, and 11th grade public school respondents to the 2016 Minnesota Student Survey (N = 113,834), we conducted univariate, bivariate, and multivariate analyses to examine whether sleep duration was associated with depressive symptoms, suicide ideation, and suicide attempt, adjusting for sociodemographic covariates. Furthermore, we examined the effect of the parent-child connectedness by sleep interaction on these relationships. Analyses were conducted for 9 racial/ethnic groups collectively and separately. RESULTS: Overall, youth sleep duration and parent-child connectedness were independently associated with reduced rates of depressive symptoms, suicide ideation, and suicide attempt. There was significant interaction between parent-child connectedness and sleep, demonstrating that connectedness magnifies the benefits of the sleep-mental health relationship. Main effects of sleep and parent-child connectedness for mental health were similar for most individual racial/ethnic groups, although magnitudes varied. The connectedness-sleep interaction only remained significant for White and Asian youth on select suicide-related outcomes. CONCLUSION: Despite racial/ethnic differences, adolescent sleep and parent-child connectedness both seem to buffer youth from poor mental health in a large, multiethnic sample. On the whole, these factors demonstrate a synergistic protective effect and reflect promising intervention targets. The extent to which their interactive benefit translates across diverse populations requires additional study.


Subject(s)
Ethnicity , Mental Health , Adolescent , Ethnic and Racial Minorities , Humans , Parent-Child Relations , Sleep
16.
BMC Nurs ; 20(1): 192, 2021 Oct 09.
Article in English | MEDLINE | ID: mdl-34627234

ABSTRACT

BACKGROUND: Making fun of growing older is considered socially acceptable, yet ageist humour reinforces negative stereotypes that growing old is linked with physical and mental deterioration, dependence, and less social value. Such stereotypes and discrimination affect the wellbeing of older people, the largest demographic of Canadians. While ageism extends throughout professions and social institutions, we expect nurses-the largest and most trusted group of healthcare professionals-to provide non-ageist care to older people. Unfortunately, nurses working with older people often embrace ageist beliefs and nursing education programs do not address sufficient anti-ageism content despite gerontological nursing standards and competencies. METHODS: To raise awareness of ageism in Canada, this quasi-experimental study will be supported by partnerships between older Canadians, advocacy organizations, and academic gerontological experts which will serve as an advisory group. The study, guided by social learning theory, will unfold in two parts. In Phase 1, we will use student nurses as a test case to determine if negative stereotypes and ageist perceptions can be addressed through three innovative e-learning activities. The activities employ gamification, videos, and simulations to: (1) provide accurate general information about older people, (2) model management of responsive behaviours in older people with cognitive impairment, and (3) dispel negative stereotypes about older people as dependent and incontinent. In Phase 2, the test case findings will be shared with the advisory group to develop a range of knowledge mobilization strategies to dispel ageism among healthcare professionals and the public. We will implement key short term strategies. DISCUSSION: Findings will generate knowledge on the effectiveness of the e-learning activities in improving student nurses' perceptions about older people. The e-learning learning activities will help student nurses acquire much-needed gerontological knowledge and skills. The strength of this project is in its plan to engage a wide array of stakeholders who will mobilize the phase I findings and advocate for positive perspectives and accurate knowledge about aging-older Canadians, partner organizations (Canadian Gerontological Nurses Association, CanAge, AgeWell), and gerontological experts.

17.
Children (Basel) ; 8(9)2021 Sep 06.
Article in English | MEDLINE | ID: mdl-34572211

ABSTRACT

The Early Emotion Regulation Behavior Questionnaire (EERBQ) assesses children's emotion regulation (ER) behavioral strategies in both positive and negative emotional contexts. Psychometric properties and factor structure were tested in a sample of caregivers across the United States (N = 362) with children ages 2-6 years-old (56% male; 73% White). Findings suggest that the EERBQ is psychometrically sound and correlates with other well-established measures of children's socioemotional functioning. Previously, researchers have only been able to assess children's emotional behavioral regulatory strategies in a laboratory setting. Thus, use of the EERBQ addresses a critical gap in the current literature by providing researchers and practitioners with an instrument to measure young children's early emotional functioning outside of a laboratory context. This is particularly salient because early difficulty regulating emotions is often a precursor to persistent adverse developmental outcomes. Thus, the ability to easily to collect rich and predictive behavioral regulation data is imperative for early identification and treatment of youths' emotional and behavioral problems.

18.
Early Child Res Q ; 56: 213-224, 2021.
Article in English | MEDLINE | ID: mdl-34219909

ABSTRACT

In this study (N=160), we observed children's private (i.e., self-directed) speech (PS) during a challenging puzzle task at age 3 and assessed whether the amount and maturity of their PS predicted their inhibitory control (IC) at age 4 and indirectly emotion regulation at age 9. Additionally, we examined whether the direct and indirect effects of PS were moderated by children's temperament. As expected, the maturity of children's PS was positively associated with IC and this association was stronger when children were reported as higher in anger reactivity by mothers (the interaction accounting for 11% of the explained variance). Children low in temperamental anger tend to have good IC and may not need to use PS. When children were at or above the mean on anger reactivity, PS maturity was indirectly associated with better emotion regulation at age 9 through an influence on IC at age 4 (index of moderated mediation =1.03 [.10, 3.60]). Findings suggest that PS is an important self-regulatory tool for 3-year-olds who typically experience and express anger.

19.
Dev Psychobiol ; 63(5): 1167-1176, 2021 07.
Article in English | MEDLINE | ID: mdl-33305356

ABSTRACT

The current study tested the hypothesis that variation in parental emotional support explains differences in cortisol reactivity among 159 youth, including both previously institutionalized (PI; N = 78) and non-adopted (NA; N = 81) children (ages 9-10) and adolescents (ages 15-16). Youth participated in a Modified Trier Social Stress Test after a period of preparation with either their parent or a supportive stranger. Saliva samples were collected to derive a measure of cortisol reactivity. Our findings revealed that parents buffered the cortisol stress response for PI children and adolescents only if they were high on emotional support. Our results also suggest that simply preparing with a parent might buffer the stress response for NA children; for NA adolescents, however, only emotionally supportive parents significantly buffered their adolescents' stress.


Subject(s)
Hypothalamo-Hypophyseal System , Saliva , Adolescent , Child , Humans , Hydrocortisone , Hypothalamo-Hypophyseal System/physiology , Parents , Stress, Psychological
20.
Brain Cogn ; 146: 105636, 2020 12.
Article in English | MEDLINE | ID: mdl-33197766

ABSTRACT

Maturation of the prefrontal cortex (PFC) across the first few years of life is thought to underlie the emergence of inhibitory control (IC) abilities, which may play an important role in children's early academic success. In this growth curve modeling study (N = 364), we assessed developmental change in children's resting-state electroencephalogram (EEG) activity (6-9 Hz 'alpha' power) from 10 months to 4 years and examined whether the initial levels or amount of change in frontal alpha power were associated with children's IC at age 4 and indirectly academic skills at age 6. Results indicated that greater increases in frontal alpha power across the study period were associated with better IC, and indirectly with better performance on Woodcock-Johnson tests of reading and math achievement at age 6. Similar associations between change in EEG and age 4 vocabulary were observed but did not mediate an association with academic skills. Similar analyses with posterior alpha power showed no associations with IC. Findings underscore the significance of frontal lobe maturation from infancy to early childhood for children's intellectual development.


Subject(s)
Achievement , Cognition , Child , Child, Preschool , Electroencephalography , Humans , Mathematics , Reading
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