Sentences with phrase «none of the previous studies»

Interventions to improve breastfeeding initiation, exclusivity and duration are based on extensive evidence from both observational and intervention studies of short - and long - term health benefits of breastfeeding for both mothers and infants.13 — 15 Nevertheless, to our knowledge none of previous studies has systematically examined whether the increases in breastfeeding resulting from such interventions have equally benefited all socioeconomic groups.

«None of the previous studies had a direct link to any molecular mechanisms that might be going on,» he says.

Further, none of these previous studies took a systems biology approach by examining covariation across GE patterns (versus specific gene pathways).

None of the previous studies examined the separate FIMP dimensions.

Not exact matches

Several previous studies indicated this relationship, but none of them had taken gender differences into consideration.

Although a few previous studies have found associations between infant feeding and intestinal microbiome composition,9 - 12, 14 to our knowledge, none has examined the relative contribution of combination feeding (breast milk and formula) alongside exclusive formula or breastfeeding to overall microbial community composition.

Although none of these stars came from the far side, the technique seems to work because the results agreed with previous studies that mapped star clusters in the visible section of the galaxy.

Previous studies have documented the impact of plastic debris on more than 660 marine species — from the smallest of zooplankton to the largest whales, including fish destined for the seafood market — but none have quantified the worldwide amount entering the ocean from land.

Results of previous studies in mice of bexarotene's effect on AD have been mixed, and none of those studies were done in mice that carry a human APOE gene and also develop progressive, AD - like pathology.

None of the patients in the study had received an opioid prescription for the previous six months.

Two previous studies looked only at subsets of the STEM areas and none before considered failure rates.

Researchers studying the difference in tool use between our closest living relatives, chimpanzees and bonobos, found that immature bonobos have low rates of object manipulation, in keeping with previous work showing bonobos use few tools and none in foraging.

«Though several studies have suggested that amyloid beta builds up when we lack sleep, and previous evidence has shown sleep may give the brain a chance to clear out clumps of amyloid beta, unfortunately none have been able to confirm that sleep deprivation can cause dementia.

Randomized clinical trials and epidemiologic studies have shown that individuals who consume higher amounts of added sugar, especially sugar - sweetened beverages, tend to gain more weight7 and have a higher risk of obesity,2,8 - 13 type 2 diabetes mellitus,8,14 - 17 dyslipidemias, 18,19 hypertension, 20,21 and cardiovascular disease (CVD).14, 22 Most previous studies have focused on sugar - sweetened beverages but not total added sugar, and none of these studies has used nationally representative samples to examine the relationship between added sugar intake and CVD mortality.

None of the teachers involved in the study reported previous experience teaching PBL.

Previous studies had determined that the general health of the ozone was improving, but none of the data clearly defined the condition of the Antarctic ozone hole.

Because previous research has shown that depression, inflammation, and the clustering of metabolic risk markers have cumulative effects on clinical outcomes, 20,21 we summed these 3 age - related - disease risks for each Dunedin Study member and found that 59.5 % of study members had none of the risks, 30.2 % had 1 risk, and 10.3 % had 2 or more rStudy member and found that 59.5 % of study members had none of the risks, 30.2 % had 1 risk, and 10.3 % had 2 or more rstudy members had none of the risks, 30.2 % had 1 risk, and 10.3 % had 2 or more risks.

What Bradbury and his colleague Justin Lavner found surprising was that some couples who were so satisfied at the four - year pass eventually divorced, despite having none of the risk factors identified in previous studies of relationship dissolution — wavering commitment, maladaptive personality traits, high levels of stress.

One possibility is the use in the present study of the Actor - Partner Interdependence Model (APIM) to analyse the data; none of the previous lab studies of spousal support employed this model.

Previous work has assessed the validity of such diagnoses based on psychiatric co-morbidity, family history and neuropsychological functions but none of these studies have used personality as a validation criterion.