371 research outputs found
Socioeconomic risk, parenting during the preschool years and child health age 6 years
Parent–child relationships and parenting processes are emerging as potential life course
determinants of health. Parenting is socially patterned and could be one of the factors responsible for
the negative effects of social inequalities on health, both in childhood and adulthood. This study tests
the hypothesis that some of the effect of socioeconomic risk on health in mid childhood is transmitted
via early parenting. Methods: Prospective cohort study in 10 USA communities involving 1041 mother/
child pairs, selected at birth at random with conditional sampling. Exposures: income, maternal
education, maternal age, lone parenthood, ethnic status and objective assessments of mother child
interaction in the first 4 years of life covering warmth, negativity and positive control. Outcomes:
mother’s report of child’s health in general at 6 years. Modelling: multiple regression analyses with
statistical testing of mediational processes. Results: All five indicators of socioeconomic status (SES) were
correlated with all three measures of parenting, such that low SES was associated with poor parenting.
Among the measures of parenting maternal warmth was independently predictive of future health, and
among the socioeconomic variables maternal education, partner presence and ‘other ethnic group’
proved predictive. Measures of parenting significantly mediated the impact of measures of SES on child
health. Conclusions: Parenting mediates some, but not all of the detectable effects of socioeconomic
risk on health in childhood. As part of a package of measures that address other determinants,
interventions to support parenting are likely to make a useful contribution to reducing childhood
inequalities in health
Point process time–frequency analysis of dynamic respiratory patterns during meditation practice
Respiratory sinus arrhythmia (RSA) is largely mediated by the autonomic nervous system through its modulating influence on the heart beats. We propose a robust algorithm for quantifying instantaneous RSA as applied to heart beat intervals and respiratory recordings under dynamic breathing patterns. The blood volume pressure-derived heart beat series (pulse intervals, PIs) are modeled as an inverse Gaussian point process, with the instantaneous mean PI modeled as a bivariate regression incorporating both past PIs and respiration values observed at the beats. A point process maximum likelihood algorithm is used to estimate the model parameters, and instantaneous RSA is estimated via a frequency domain transfer function evaluated at instantaneous respiratory frequency where high coherence between respiration and PIs is observed. The model is statistically validated using Kolmogorov–Smirnov goodness-of-fit analysis, as well as independence tests. The algorithm is applied to subjects engaged in meditative practice, with distinctive dynamics in the respiration patterns elicited as a result. The presented analysis confirms the ability of the algorithm to track important changes in cardiorespiratory interactions elicited during meditation, otherwise not evidenced in control resting states, reporting statistically significant increase in RSA gain as measured by our paradigm.National Institutes of Health (U.S.) (Grant R01-HL084502)National Institutes of Health (U.S.) (Grant R01-DA015644)National Institutes of Health (U.S.) (Grant DP1-OD003646)National Institutes of Health (U.S.) (Grant K01-AT00694-01
The emergence of health inequalities in early adulthood: evidence on timing and mechanisms from a West of Scotland cohort
Background Evidence is inconsistent as to whether or not there are health inequalities in adolescence according to socio-economic position (SEP) and whether or when they emerge in early adulthood. Despite the large health inequalities literature, few studies have simultaneously compared the relative importance of ?health selection? versus ?social causation? at this life-stage. This study followed a cohort through the youth-adult transition to: (1) determine whether, and if so, when, health inequalities became evident according to both class of origin and current SEP; (2) compare the importance of health selection and social causation mechanisms; and (3) investigate whether these phenomena vary by gender. Methods Data are from a West-of-Scotland cohort, surveyed five times between age 15 (in 1987, N=1,515, response=85%) and 36. Self-reported physical and mental health were obtained at each survey. SEP was based on parental occupational class at 15, a combination of own education or occupational status at 18 and own occupational class (with an additional non-employment category) at older ages. In respect of when inequalities emerged, we used the relative index of inequality to examine associations between both parental and own current SEP and health at each age. In respect of mechanisms, path models, including SEP and health at each age, investigated both inter and intra-generational paths from SEP to health (?causation?) and from health to SEP (?selection?). Analyses were conducted separately for physical and mental health, and stratified by gender. Results Associations between both physical and mental health and parental SEP were non-significant at every age. Inequalities according to own SEP emerged for physical health at 24 and for mental health at 30. There was no evidence of selection based on physical health, but some evidence of associations between mental health in early adulthood and later SEP (intra-generational selection). Paths indicated intra-generational (males) and inter-generational (females) social causation of physical health inequalities, and intra-generational (males and females) and inter-generational (females) social causation of mental health inequalities. Conclusions The results suggest complex and reciprocal relationships between SEP and health and highlight adolescence and early adulthood as a sensitive period for this process, impacting on future life-chances and health
Measuring socio-demographic differences in volunteers with a value-based index: illustration in a mega event
The phenomenon of volunteering can be analysed as a consumer experience through the concept of value as a trade-off between benefits and costs. In event volunteering, both the expected value (pre-experienced) and the perceived value (post-experienced) of volunteering can be assessed. With this purpose, an online quantitative survey is conducted with a sample of 711 volunteers in a religious mega event, with questions related to five dimensions of their experience: efficiency, social value, play, spirituality and time spent. These five scales, properly tested are used for building a multidimensional index of both the expected and perceived value of the volunteer experience. ANOVAs test show significant differences on the index in both moments upon the socio-demographic profiles: negative expectations/experience balance by age, contrasted results by sex, and more experienced volunteers being more critical with the value experienced. Implications for event managers are proposed, in line with the motivation of volunteers
The Impact of Pre- and Post-Stroke Statin Use on Stroke Severity and Long-Term Outcomes:A Population-Based Cohort Study
Background: The benefit of statins on stroke incidence is well known. However, data on the relationship between pre and post stroke statin use, recurrence and survival outcomes are limited. We aim to investigate the short-term and long-term relationship between statin prescription, stroke recurrence and survival in patients with first-ever ischemic stroke. Methods: Data were collected from the population-based South London Stroke Register for the years 1995-2015. Patients were assessed at time of first ever stroke, three months and annually thereafter. Data on vascular risk factors, treatments prescribed, socio-demographic characteristics, stroke subtype, survival and stroke recurrence were collected. Cox proportional hazard analyses were used to assess the relationship of statin prescriptions pre- and post-stroke on stroke severity, and long-term recurrence and survival. Results: Patients prescribed statins both pre- and post-stroke showed a 24% reduction in mortality (adjusted Hazard Ratio aHR=0.76, 0.60-0.97), those who were prescribed statins pre-stroke and then stopped post stroke showed greater risk of mortality (aHR=1.85, 1.10-3.12) and stroke recurrence (aHR=3.25, 1.35-7.84) compared to those that were not prescribed statins at any time. No associations were observed between pre-stroke statin and severity of the initial stroke overall, though a protective effect against moderate/severe stroke (Glasgow Coma Scale≤12) was observed in those aged 75y+ (aOR=0.70, 0.52-0.95)Conclusions: Statins play a significant role in improving survival rates after a stroke. Adherence to the National Guidelines that promote statin treatment primary and secondary prevention of stroke should be monitored and a focus for quality improvement programs. <br/
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Advances in intravesical drug delivery systems to treat bladder cancer
Chemotherapeutic agents administered intravesically to treat bladder cancer have limited efficacy due to periodic dilution and wash-out during urine formation and elimination. This review describes the pathophysiology, prevalence and staging of bladder cancer, and discusses several formulation strategies used to improve drug residence within the bladder. These include the use of amphiphilic copolymers, mucoadhesive formulations, hydrogels, floating systems, and liposomes. Various in vitro and in vivo models recently employed for intravesical drug delivery studies are discussed. Some of the challenges that have prevented the clinical use of some promising formulations are identified
Patient decision making in the face of conflicting medication information
When patients consult more than one source of information about their medications, they may encounter conflicting information. Although conflicting information has been associated with negative outcomes, including worse medication adherence, little is known about how patients make health decisions when they receive conflicting information. The objective of this study was to explore the decision making strategies that individuals with arthritis use when they receive conflicting medication information. Qualitative telephone interviews were conducted with 20 men and women with arthritis. Interview vignettes posed scenarios involving conflicting information from different sources (e.g., doctor, pharmacist, and relative), and respondents were asked how they would respond to the situation. Data analysis involved inductive coding to identify emergent themes and deductive contextualization to make meaning from the emergent themes. In response to conflicting medication information, patients used rules of thumb, trial and error, weighed benefits and risks, and sought more information, especially from a doctor. Patients relied heavily on trial and error when there was no conflicting information involved in the vignette. In contrast, patients used rules of thumb as a unique response to conflicting information. These findings increase our understanding of what patients do when they receive conflicting medication information. Given that patient exposure to conflicting information is likely to increase alongside the proliferation of medication information on the Internet, patients may benefit from assistance in identifying the most appropriate decision strategies for dealing with conflicting information, including information about best information sources
Moderating Perceptions of Bother Reports by Individuals Experiencing Lower Urinary Tract Symptoms
We compared reports of symptom bother for the same urinary symptoms to understand why symptom severity and bother do not correspond in a straightforward manner. We used a grounded theory approach to analyze qualitative data from 123 individual interviews and developed a conceptual framework, identifying three symptom perceptions that might “moderate” symptom bother: causal, relative, and uncertainty. Symptom bother was lower for respondents who viewed symptoms causally (symptoms seemed explainable or “normal”) or relatively (urinary symptoms were compared to other symptoms or conditions). Bother tended to be higher for respondents who viewed symptoms with uncertainty (when symptom etiology and course were unknown). A greater portion of respondents in the causal perception group had not sought health care for their symptoms. This conceptual framework is useful for understanding the relationship between reactions to and health care-seeking for other symptoms
Beyond incontinence: The stigma of other urinary symptoms
This paper is a report of a study conducted to characterize the stigma of urinary frequency and urgency and differentiate it from the stigma of incontinence and to describe race/ethnic and gender differences in the experience of stigma among a diverse sample of individuals
The impact of vasculitis on patients’ social participation and friendships
Objectives—Our objective is to explore how vasculitis, affects patients’ friendships and social
participation.
Methods—Vasculitis patients (n=221) completed an online questionnaire that asked if, and how,
relationships with friends have changed since receiving a vasculitis diagnosis. Participants’ written
responses were imported into Atlas.ti, and two independent researchers used both structured and
unstructured coding to identify themes. After reaching 100% consensus on the themes present in
each participant’s responses, the coders determined how themes were interrelated across
participants.
Results—Over half of patients (52%) expressed that vasculitis negatively impacted their
friendships and 25% noted a negative impact on their social participation. At limes, this negative
impact was related to structural changes in patients’ social networks due to loss of friendships.
Reduced social participation was also associated with friends’ inability to understand vasculitis
and its effects, vasculitis-related fatigue, and lifestyle changes such as not being able to drink
alcohol and avoiding infection-prone events. Additionally, patients withdrew from social
engagements due to fatigue or because of physical symptoms and side effects.
Conclusion—The unique circumstances associated with a rare chronic illness like vasculitis can
create significant barriers to friendships, including loss of these relationships. Interventions
designed to help patients cope with the social impact of vasculitis are implicated, especially if they
increase patients’ ability to engage in dialogue about their illness with their friends
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