Sentences with phrase «problems with previous research»

Not exact matches

Ashcroft's conclusions don't show any radical changes from the previous wave, often a problem with good research.

But the previous studies shared a common problem, says Marc Baum, a chemist at the Oak Crest Institute of Science, a nonprofit research center in Baldwin Park, California: They tracked car exhaust drifting out of highway tunnels, and the researchers were concerned that ammonia could react with the walls of the tunnel or other gases and thus not show up on detectors.

Professor Philip Eaton, Professor of Cardiovascular Biochemistry at King's College London, said: «The findings of our study help to explain why previous research has shown that a Mediterranean diet supplemented with extra-virgin olive oil or nuts can reduce the incidence of cardiovascular problems like stroke, heart failure and heart attacks.»

Now Thorn EMI's Central Research Laboratory (CRL) in Hayes, Middlesex has used digital technology to tackle the problem that has defeated every previous attempt to use it: the stereo effect worked well with headphones but not loudspeakers.

Previous research has shown that adolescents who drink alone consume more alcohol and drink more frequently than their social - drinking peers, and that heavier alcohol use in adolescence is associated with a greater risk of developing alcohol problems in adulthood.

«Previous research has shown that many individuals with problem gambling also have substance abuse or mental health issues, often rooted in some sort of earlier trauma,» said Dr. Matheson.

Steven Grant, a researcher at the National Institute on Drug Abuse, says that the new findings will help untangle a «chicken and egg problem» with human addiction studies: Previous research found a correlation between the D2 - family receptors and drug abuse, but it was unclear whether fewer receptors contributed to addiction or if chronic drug use led to a drop in the number of receptors.

In our two previous research collaborations with the Skills for Life team, we already had shown that mental health problems are quite common, are among the strongest predictors of poor attendance, poorer grades, and lower scores on standardized tests, and that improved mental health scores are powerful predictors of improved academic outcomes.»

Previous research has found that coffee is packed with antioxidants, which helps with blood vessel health and lowers inflammation, leading to a decreased risk of health problems like heart disease and stroke.

Previous studies have found unusually high rates of mental - function problems in former NFL players (especially those with a history of concussions), while a large body of research has linked being overweight or obese to a higher risk of dementia later in life.

By Valerie Strauss August 17, 2010; 11:23 AM ET Categories: Daniel Willingham, Guest Bloggers, Teachers Tags: daniel willingham, la times story, la times story on teachers, los angeles times and teachers, research and value added, teacher evaluation, value added evaluation, value added measures Save & Share: Previous: The best kind of teacher evaluation Next: The problem with abolishing the»D»

Ramsey - Walters also researched previous energy - related programs and found ample evidence of UW's attempts to impact teaching in the state, with a common problem: Virtually none survived to experience long - term adoption.

While previous research has examined why teachers quit after the fact, Dunn wanted to explore the issue while teachers are wrestling with the decision, to get a real - time take on the problem.

It contains the context and the background of the research problem like the importance on working on that specific topic, how much previous work is present regarding the problem, major issues to concern with your research, key terms that you can involve in your thesis, etc..

While the data do not provide detailed information about the family or household circumstances prebirth or postbirth, previous research demonstrates that households with heavy parental alcohol use are at risk of instability, as well as concomitant risks such as abuse, poor family functioning, mental health problems and illicit substance use.13 17 29 This is likely to be an environment in which school attendance is not prioritised.

Consistent with previous research by the test developers, 24 we dichotomized infants by a 9 - month ITSC score of 0 to 2 (no or mild regulatory problems) versus ≥ 3 parent - endorsed symptoms (moderate to severe regulatory problems), as this threshold has predicted elevated risk of developmental and behavioral problems at 3 to 4 years of age.25

For those families who are not lifted out of poverty by formal child support payments, the assistance can still help close the «poverty gap» that these families face.3 In addition to the economic benefits, child support payments are associated with greater academic achievement and fewer externalizing problems in children.4, 5,6 Previous research also shows that fathers who voluntarily establish paternity are more likely to pay child support (despite being less likely to have a child support order), to pay more over the long term, and to increase their payments over time.7

On social - emotional measures, foster children in the NSCAW study tended to have more compromised functioning than would be expected from a high - risk sample.43 Moreover, as indicated in the previous section, research suggests that foster children are more likely than nonfoster care children to have insecure or disordered attachments, and the adverse long - term outcomes associated with such attachments.44 Many studies of foster children postulate that a majority have mental health difficulties.45 They have higher rates of depression, poorer social skills, lower adaptive functioning, and more externalizing behavioral problems, such as aggression and impulsivity.46 Additionally, research has documented high levels of mental health service utilization among foster children47 due to both greater mental health needs and greater access to services.

«Student - teacher relationships play a critical role in supporting the learning and well - being of students with mental health problems the purpose of this article was to draw from both current literature and previous qualitative interview research to understand the aspects of school - based relationships that are beneficial for students who have experienced trauma.»

Previous research has investigated parental reports of attachment in families with mental health problems, but relationship representations as experienced by these children, especially in middle childhood, have not been so frequently investigated.

Previous research has shown that depression, anxiety, ADHD or combinations of these conditions are risk factors for hazardous drinking among adolescents because some youth use drinking as a coping strategy for dealing with internal distress.39 — 41 Evidence also shows that adolescents diagnosed with mental disorders, including anxiety, depression and ADHD, have significantly elevated rates of alcohol problems.42, 43

This finding was partially consistent with previous research focusing on academic self - concept which predicted children's behavioral problems with their classmates (Coie et al., 1982; Kupersmidt and Coie, 1990; Taylor et al., 2007; Fite et al., 2012, 2013).

A third finding, also consistent with previous research, was that controlling for the number and intensity of child behaviour problems [measured using the Developmental Behavior Checklist; 92] reduced the strength of the association between impairment type (diagnosis) and family life congruence to non-significance.

Recent research conducted in mainland China found that obesity prevalence was higher among children in wealthier families, 4 but the patterns were different in Hong Kong with higher rates of childhood obesity among lower income families.4 5 Hong Kong, despite having a per capita gross domestic product of Hong Kong dollar (HK$) 273 550, has large income differences between rich and poor as reflected by a high Gini coefficient of 0.539 reported in 2016; approximately 20 % of the population are living in poverty as defined by a monthly household income below half of the Hong Kong median.6 It is widely accepted that population health tend to be worse in societies with greater income inequalities, and hence low - income families in these societies are particularly at risk of health problems.7 In our previous study, children from Hong Kong Chinese low - income families experienced poorer health and more behavioural problems than other children in the population at similar age.8 Adults from these families also reported poorer health - related quality of life (HRQOL), 9 with 6.1 % of the parents having a known history of mental illness and 18.2 % of them reporting elevated level of stress.

This gender - specific differentiation between direct and indirect aggression in their bidirectional associations with conduct problems has, to our knowledge, not been reported in previous research.

Higher daily experience of problems was linked to more negative coping (as measured using a standardized instrument), suggesting that those who experience more problems or stressful events are more likely to engage in dysfunctional, avoidant coping strategies, in line with previous research [65 - 67].

With regard to the longitudinal associations between aggression and other psychological difficulties, previous research has indicated that both direct (physical) and indirect (or relational) aggression is associated with an increase in social - psychological adjustment problems (Cleverley et al. [2012]; Crick et al. [2006]-RWith regard to the longitudinal associations between aggression and other psychological difficulties, previous research has indicated that both direct (physical) and indirect (or relational) aggression is associated with an increase in social - psychological adjustment problems (Cleverley et al. [2012]; Crick et al. [2006]-Rwith an increase in social - psychological adjustment problems (Cleverley et al. [2012]; Crick et al. [2006]-RRB-.

This is in line with previous research showing inhibition and inattention problems within reactive aggression.

These findings confirm previous research on the FEEL - KJ in which relations were found with depressive symptoms [14,15,26] and parental reports of externalizing and internalizing problems [14].

First, as concerns cross-sectional specificity, previous research has demonstrated evidence that direct and indirect aggression are differently associated with gender (boys showing more direct aggression, and girls tending to show slightly more indirect aggression) and with various types of psychological problems (direct aggression being primarily associated with externalizing problems, and indirect aggression with internalizing problems).

The finding of a linear association between PAE and offspring externalizing problems is consistent with previous research, 49 but the sample may not have included enough children exposed to high levels of prenatal alcohol to explore whether there is a critical threshold.

These measures of external validity were chosen to both replicate (depressive symptoms, internalizing problems, and externalizing problems) and extend (self - worth and restrictive eating) previous research with the FEEL - KJ.

Previous research has shown that direct and indirect forms of aggression are differently associated with psychological problems.

In line with previous research on the disadvantage of the incongruence of prenatal and postnatal environments on early child development [25], we hypothesized that children whose mothers had elevated postnatal maternal depressive symptoms when compared to that during pregnancy may show greater atypical frontal EEG activity and frontal functional connectivity and greater internalizing and externalizing behavioral problems.

Consistent with the findings of previous research (e.g., Afifi et al., 2010; Bland et al., 1993; Echeburua et al., 2011; Korman et al., 2008; Liao, 2008; Lorenz & Shuttleworth, 1983; Raylu & Oei, 2007), the main results show a high occurrence of family violence in help - seeking family members of problem gamblers.

In addition, in a previous house the Dov inspected for us he was able to find a problem with the roof that could have been very easily missed (and was missed by other inspectors), and after we did more research we found it would have costed at least $ 10,000 to fix and the homeowners were not forthcoming with that knowledge.