Publications by authors named "Amanda M Mitchell"

The primary objective of the study was to examine associations between financial stress and self-rated health (mental and physical), with presence of and search for meaning in life as moderator variables. The secondary objective was to examine the association between presence of meaning and self-rated health, with search for meaning as a moderator. The sample included 166 emerging adults (ages 18-32, mean age 22.

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  • The study examines how interpersonal dynamics, specifically co-rumination, influence cognitive processes like perseverative thinking and catastrophizing, which are linked to fear and distress.
  • The research involved 433 adults during the early stages of the COVID-19 pandemic and found that co-rumination significantly predicted various stress outcomes, emphasizing its role in shaping individuals' worries.
  • Findings suggest that addressing co-rumination in interventions could help mitigate stress and fear related to crises, alongside targeting individual cognitive processes.
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Latent class analysis was used to explore intersections of material circumstances and health care access among 308 adults, and associations between classes with health outcomes. Good fit was found for a four-class model: Resource Stable (Class 1, 62.43%), Unbalanced Meals with Health Care (Class 2, 16.

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Introduction: Repetitive negative thinking (RNT) is a transdiagnostic feature that predicts increased mental health risks, inflammation, and reduced engagement in health promoting behaviors. Depression, anxiety, stress, inflammation, higher body mass index (BMI), and low engagement in health behaviors are associated with adverse outcomes during pregnancy as well as postpartum. However, there is limited literature on the associations between RNT and these contributing factors in the perinatal period, an at-risk time during which women may benefit from clinical interventions directed at RNT.

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  • The article explores future directions for integrating health and social justice into psychotherapy, building on existing literature.
  • It utilizes the community wellness model to examine three levels of psychotherapy: personal (individual therapy), relational (clinician-client dynamics), and collective (broader advocacy efforts).
  • The aim is to provide researchers and clinicians with insights and strategies to enhance psychotherapy practices through a socially just lens.
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Perinatal health and health behaviors play a crucial role in maternal and neonatal health. Data examining psychosocial factors which predict self-reported health and health behaviors as well as objective indicators downstream of health behaviors among pregnant women are lacking. In this longitudinal study design with 131 pregnant women, perceived social support was examined as a predictor of self-rated health and average levels of sleep quality, health-promoting and health-impairing behaviors, and red blood cell (RBC) polyunsaturated fatty acids across early, mid, and late pregnancy.

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  • The study investigated how stress levels in informal cancer caregivers and their negative attribution style (NAS) impact depressive symptoms and cortisol levels.
  • It included 60 caregivers from a bone marrow unit and caregiver organizations, revealing that caregiver stress significantly predicted depressive symptoms and cortisol levels only when combined with NAS.
  • The findings suggest that understanding NAS could enhance support interventions for caregivers dealing with chronic stress, pending further validation of the results.
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Health psychology research emphasizes biological and positivist methods, giving less attention to the multifaceted sociocultural and political forces at play in health processes and outcomes. In this article, we present a new sociostructural approach for working toward racial equity in health psychology research, consistent with public psychology goals. This new approach uses the multicultural orientation framework (MCO) to guide health psychologists to consider the sociocultural and political history of their work, systems of oppression and privilege embedded in health research, and a path toward using research to achieve social change, antiracism, and health equity.

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  • The study tests a social cognition model to predict social distancing behaviors during COVID-19, focusing on maintaining distance and avoiding public places.
  • Participants from the U.S. and Canada completed online surveys assessing various psychological factors like attitudes and perceived risks associated with COVID-19.
  • Findings indicate that intentions to distance were influenced by attitudes, norms, perceived control, and emotional responses, highlighting the model's effectiveness for understanding and improving social distancing behaviors.
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This study utilized a latent profile analysis approach to examine the relationship between mindfulness profiles and self-reported mental and physical health, as well as salivary cortisol levels in a sample of 85 undergraduate students. Consistent with theory, the Judgmentally Observing (high monitoring, low acceptance) reported poorer mental health and exhibited flatter diurnal cortisol slopes than the Unobservant Accepting (low monitoring, high acceptance) and Average Mindfulness profiles. No differences in self-reported physical health, cortisol response to awakening, or diurnal mean cortisol were observed among the profiles.

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  • The study explored how informal cancer caregiving and repetitive negative thinking (RNT) influence depressive symptoms and cortisol levels among caregivers and noncaregivers.* -
  • It involved 60 cancer caregivers and 46 noncaregivers who filled out questionnaires and provided saliva samples, revealing that caregiving and RNT both correlate with depressive symptoms, while RNT affects cortisol levels.* -
  • The findings suggest that nurses should offer support and interventions for caregivers dealing with RNT to help reduce depressive symptoms and manage stress.*
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  • Elevated levels of proinflammatory cytokines and lower levels of anti-inflammatory cytokines in perinatal women, particularly those with low socioeconomic status (SES), can indicate immune dysregulation and affect perinatal health.
  • The study explored how psychological factors, specifically meaning in life and repetitive negative thinking, interact with SES to influence cytokine levels in 67 pregnant women, using a cumulative SES index.
  • Results indicated that for women with high SES, negative thinking correlated with increased levels of the proinflammatory cytokine IL-6, while a sense of meaning in life was linked to higher levels of the anti-inflammatory cytokine IL-4, suggesting that psychological well-being may play a larger role in cytokine regulation for those with greater economic
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Introduction: Compared to women who have given birth before (i.e., multiparas), those giving birth for the first time (i.

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Background:: Breastfeeding plays an important role in both maternal and infant health and well-being. While researchers have examined the relationship between postpartum psychological distress and breastfeeding behaviors, few have investigated links between prenatal distress, postpartum distress, and breastfeeding behaviors over time.

Research Aim:: We aimed to determine if prenatal breastfeeding beliefs and psychological distress during and after pregnancy were associated with initiation and early cessation rates of breastfeeding.

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Background: Postpartum is a period of unique psychosocial stress characterized by sleep disturbance, risk for depressed mood, and heightened parenting stress. However, data on effects of these exposures on inflammatory immune function are limited.

Methods: This study examined associations among sleep, psychosocial stress (i.

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  • Adverse perinatal health outcomes are more common in women facing psychosocial risks like childhood hardship and insufficient social support, with biological aging potentially playing a role.
  • This study investigated how childhood socioeconomic status, trauma, and current social support may relate to telomere length in 81 women throughout pregnancy and postpartum.
  • Results indicated that lower perceived childhood social class and family social support were linked to shorter telomeres, suggesting that early-life socioeconomic deprivation could impact cellular aging, while childhood trauma and support from friends or partners did not show significant effects.
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  • Childhood trauma, especially physical and emotional abuse as well as emotional neglect, is linked to increased inflammation (measured by CRP levels) in pregnant women.
  • Obesity was identified as a mediating factor between experiences of physical abuse and inflammation, suggesting it plays a role in how childhood trauma affects maternal health.
  • Addressing maternal obesity before pregnancy may help lessen the negative perinatal health outcomes associated with childhood trauma.
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Background: In the US, influenza vaccination is recommended annually to everyone ≥6months. Prior receipt of influenza vaccine can dampen antibody responses to subsequent vaccination. This may have implications for pregnant women and their newborns, groups at high risk for complications from influenza infection.

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Unlabelled: Guidelines for suggested intake of ω-3 polyunsaturated fatty acids (PUFAs) are limited in youth and rely primarily on age. However, body weight varies considerably within age classifications. The current analyses examined effects of body weight and body mass index (BMI) on fatty acid accumulation in 64 youth (7-14 years) with a diagnosed mood disorder in a double-blind randomized-controlled trial (2000mg ω-3 supplements or a control capsule) across 12 weeks.

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Hypertension is estimated to cause 12.8% of all deaths worldwide. Both literature and well-supported cognitive models indicate that hopelessness predicts depressive symptoms.

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The effects of financial strain during pregnancy have received limited attention. In addition, data examining the pathways by which SES indicators contribute to birth weight are lacking. The objective of the current study was to examine the potential pathway of psychological distress in the relationship between financial strain and birth weight.

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Background: Brain-derived neurotrophic factor (BDNF) is implicated as a causal factor in major depression and is critical to placental development during pregnancy. Longitudinal data on BDNF across the perinatal period are lacking. These data are of interest given the potential implications for maternal mood and fetal growth, particularly among Black women who show ∼2-fold greater risk for delivering low birth weight infants.

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Some studies suggest that fetal sex plays a role in maternal physiological processes during pregnancy including glycemic control, blood pressure, and cortisol regulation. However, data examining fetal sex-specific differences in maternal immune parameters is lacking. In the current study, serum levels of interleukin(IL)-6, IL-8, and tumor necrosis factor(TNF)-α as well as LPS-stimulated production of IL-6, IL-8, TNF-α, and IL-1β by PBMCs incubated for 24h were assessed in early, mid, and late pregnancy among 80 women (46 with male and 34 with female fetuses).

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This study extended the literature by examining whether three profiles of depression predicted breast cancer status. In 1076 women of the Baltimore Epidemiologic Catchment Area study, depression status and hopelessness were measured at baseline and breast cancer status was ascertained 24 years later. Double depression, but not major depression or dysthymia, was associated with breast cancer.

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