This may have been partly due to limitations in
outcomes data in the study, but even if the intervention could be targeted solely at high - risk children it would only be cost - effective if society was willing to pay more than $ 750 000 (2004 prices) per case of conduct disorder averted (Foster and Jones, 2006, 2007; Foster, 2010).
Not exact matches
But Amgen's rivals
in the space, Sanofi and Regeneron (which have their own PCSK9 blocking medicine called Praluent), announced that an independent
data monitoring committee hasn't seen enough significant evidence
in a huge, 18,000 - patient cardiovascular
outcomes trial to stop the
study early.
The Abacus
study also asked those who voted
in the 2015 Canadian General Election to rank a ballot that included the main political parties and generated
data for 11 regions to estimate, with increased precision, the
outcome of the Canadian election had it been run under different electoral systems.
The aim of our
study was to determine firstly, whether a retrospective linked
data study was a viable alternative to such a design using routinely collected
data in one Australian state and secondly, to report on the
outcomes and interventions for women (and their babies) who planned to give birth
in a hospital labour ward, birth centre or at home.
Our use of observational
data reflects the existing literature on lactation and maternal health; apart from a single randomized trial examining the effect of exclusive lactation duration on maternal weight loss, 48 there are no published
studies of maternal health
outcomes in randomized trials of breastfeeding.
We also calculated
outcome rates before reclassification to determine the effect of misclassification
in standard vital statistics
data, including prior U.S.
studies on place of birth.
For example, the fact that 27 transfer patients are listed as having a physician as their planned birth attendant is most likely due to errors
in birth - certificate completion;
data are currently lacking to inform the degree of misclassification related to this and others factors that affect the
study outcomes.
Of note, our models may underestimate the true maternal costs of suboptimal breastfeeding; we modeled the effects of lactation on only five maternal health conditions despite
data linking lactation with other maternal health
outcomes.46
In addition, women in our model could not develop type 2 diabetes mellitus, hypertension, or MI before age 35 years, although these conditions are becoming increasingly prevalent among young adults.47 Although some studies have found an association between lactation and rates of postmenopausal diabetes22, 23 and cardiovascular disease, 10 we conservatively limited the duration of lactation's effect on both diabetes and M
In addition, women
in our model could not develop type 2 diabetes mellitus, hypertension, or MI before age 35 years, although these conditions are becoming increasingly prevalent among young adults.47 Although some studies have found an association between lactation and rates of postmenopausal diabetes22, 23 and cardiovascular disease, 10 we conservatively limited the duration of lactation's effect on both diabetes and M
in our model could not develop type 2 diabetes mellitus, hypertension, or MI before age 35 years, although these conditions are becoming increasingly prevalent among young adults.47 Although some
studies have found an association between lactation and rates of postmenopausal diabetes22, 23 and cardiovascular disease, 10 we conservatively limited the duration of lactation's effect on both diabetes and MI.
Of the 31 new
studies included
in this update, 21 provided
data for one or more of the primary
outcomes.
Incorporating the vast majority of comparative birth
studies to date
in a contemporary appraisal of elective cesarean delivery
in healthy women is flawed, primarily because their
data includes
outcomes from emergency surgeries and elective surgeries
in women (and babies) with pre-existing medical conditions.
For the purposes of this economic evaluation, the forms were initially used
in a related
study funded by the National Institute of Health Research (NIHR) research for patient benefit programme «assessing the impact of a new birth centre on choice and
outcome of maternity care
in an inner city area,» which will be reported
in full elsewhere, comparing the costs of care
in a free standing midwifery unit with care
in an obstetric unit
in the same trust.16 The
data collected included details of staffing levels, treatments, surgeries, diagnostic imaging tests, scans, drugs, and other resource inputs associated with each stage of the pathway through intrapartum and after birth care.
Limitations of this
study included those inherent
in the included
studies, self - selection of women for home birth, and insufficient
data for some
outcomes.
The
study, published
in the Journal of Midwifery & Women's Health on Thursday, looked at the home birth
outcomes for roughly 17,000 women as recorded
in the Midwives Alliance of North America
data collection system between 2004 and 2009.
Although
in all
studies multiple pregnancies or births (women or their infants) were eligible for inclusion, no
outcome data were reported separately for multiples
in the published reports.
Measures of maternal satisfaction were reported
in one
study of 15 women, but there were insufficient
data to draw any conclusions; no other secondary
outcomes were reported for women with a multiple pregnancy
in either
study.
In these
studies, investigators made an attempt to blind
outcome assessors, however, because women knew their group allocation, and all
data were self - reported, the group allocation could have been revealed during
data collection.
Given the heterogeneity
in the choice of
outcome measures routinely collected and reported
in randomised evaluations of models of maternity care, a core (minimum)
data set, such as that by Devane 2007, and a validated measure of maternal quality of life and well being would be useful not only within multi-centre trials and for comparisons between trials, but might also be a significant step
in facilitating useful meta - analyses of similar
studies.
Observational
studies of prolonged (> 6 months) exclusive versus mixed breastfeeding, developed countries Infant
outcomes No differences
in gains
in weight and length were reported
in the first 12 months of life
in an observational
study of infants who were exclusively breastfed beyond six months versus those exclusively breastfed for less than six months and mixed breastfed thereafter (actual
data not reported).
Measures ofmaternal satisfaction were reported
in one
study of 15 women, but there were insufficient
data to draw any conclusions; no other secondary
outcomes were reported for women with multiple births
in either
study.
«For this large cohort of women who planned midwife - led home births
in the United States,
outcomes are congruent with the best available
data from population - based, observational
studies that evaluated
outcomes by intended place of birth and perinatal risk factors.
Moreover,
data for exposures
in almost all
studies were based only on maternal recall, sometimes some years after the exposures, although
studies have shown that mothers remember breastfeeding durations many years after breastfeeding has stopped.55 - 57 Furthermore, research shows that mothers of sick children sometimes remember early exposures of their children
in greater detail compared with mothers of healthy children, especially when the exposures are publicly perceived to be associated with the
outcome studied.
To be included
in this critical review,
studies had to be U.S. - based randomized trials evaluating a breastfeeding promotion intervention, reporting breastfeeding
outcome data, enrolling primarily minority participants, and conducting analyses by intention to treat.
Studies had to be case control for the purpose of the statistical analysis; have breastfeeding as a measured exposure and leukemia as a measured outcome; include data on breastfeeding duration in months, including but not limited to, 6 months or more (where relevant data were unavailable in the publication, the authors of the studies were contacted); and been published in peer - reviewed journals with full text available in E
Studies had to be case control for the purpose of the statistical analysis; have breastfeeding as a measured exposure and leukemia as a measured
outcome; include
data on breastfeeding duration
in months, including but not limited to, 6 months or more (where relevant
data were unavailable
in the publication, the authors of the
studies were contacted); and been published in peer - reviewed journals with full text available in E
studies were contacted); and been published
in peer - reviewed journals with full text available
in English.
Using
data from the Danish National Birth Cohort
in Denmark, researchers
in the University of Adelaide's Robinson Research Institute
studied the
outcomes of 368 women who were on antidepressants prior to becoming pregnant.
Study Selection To be included
in the meta - analyses,
studies had to be case control; include breastfeeding as a measured exposure and leukemia as a measured
outcome; include
data on breastfeeding duration
in months; and be published
in a peer - reviewed journal with full text available
in English.
To be included
in the meta - analyses,
studies had to be case control; include breastfeeding as a measured exposure and leukemia as a measured
outcome; include
data on breastfeeding duration
in months; and be published
in a peer - reviewed journal with full text available
in English.
Design
study of
outcomes by birth place
in states where mandatory
data collection already exists
Loss to follow - up was a particular problem
in studies where women were recruited
in the antenatal period and, as we have described above, we have not included any
outcome data from
studies that were otherwise eligible for inclusion
in the review because of high levels of attrition for all
outcomes.
For all
outcomes we have ordered
studies in terms of weight, where a sufficient number of
studies contributed
data, we have generated funnel plots.
It was not possible to analyse the following
outcomes, either because
data were not reported by any
studies or they were reported
in a way that did not allow extraction of the necessary
data for meta - analysis, or losses and exclusions were more than 20 % of the randomised participants.
Although this
study was not powered to assess the impact of mother — infant sleep proximity on long - term breastfeeding
outcomes, these indicative
data suggested that such a trial was warranted; this trial is now underway and due to report
in 2010.
In the other seven
studies, the relationship between the recipients of the intervention and the source of the
outcome data varied.
In 66 of the 73
studies outcome data were collected from the women who had received the intervention.
In a
study of national
data on colon surgery, Johns Hopkins researchers found that while patients who undergo either minimally invasive laparoscopic surgery or the high - tech robotic approach have similar
outcomes, robotic surgery is significantly more expensive.
Researchers
studied data from 2,279 heart failure patients
in a trial called Heart Failure: A Controlled Trial Investigating
Outcomes of Exercise Training (HF - ACTION).
And no empirical
data has tied researchers» financial interests
in a
study to negative
outcomes for patients.
The Columbia researchers used
data from peer - reviewed
studies and health and social sciences databases to assess the link between menarche and various negative sexual and reproductive health
outcomes in adolescence.
The
study analyzed
data regarding surgical
outcomes — complications, serious complications, and mortality —
in over 345,000 patients treated between 2009 and 2013 at academic hospitals throughout the United States.
The
data safety monitoring board of the trial, as mandated by the
study protocol, continues to monitor
outcomes in patients with a Recurrence Score of 11 to 25 randomized to chemo - endocrine therapy or endocrine therapy alone.
In this
study, researchers reviewed Spine Patient
Outcomes Research Trial (SPORT)
data for 105 patients, age 80 and older, and 1,130 patients younger than age 80 with lumbar stenosis alone or combined with degenerative spondylolisthesis.
The first, by researchers based
in the UK, Europe and USA, examined
data from observational
studies and clinical trials (an umbrella review) to summarisze health
outcomes associated with vitamin D levels, both naturally circulating and as a result of taking supplements.
In a recent
study analyzing the results of a global, multicenter trial,
data show a 91 percent probability of favorable stroke
outcome if patients» blood flow was restored within 150 minutes of stroke.
Scientists still have to analyze the
data collected to learn more about how well the drug, called TKM - Ebola - Guinea, was tolerated and what specific effects it had on disease
outcomes, says Peter Horby of the University of Oxford
in the United Kingdom, who headed the
study.
Although transplantations were performed
in the 1960s, the
study began gathering
data from 1987 when the United Network for Organ Sharing (UNOS) first established measures for evaluating transplantation
outcomes.
Their analysis included
data from the Coronary Artery Risk Development
in Young Adults (CARDIA)
study, which contained repeated assessments of marijuana use and kidney
outcomes.
The New York Times published a
study in September that involved giving four different research teams the same raw
data, and asked them to predict the
outcome of the election.
• An environmental epidemiological
study should be performed to determine whether an association exists between health
outcomes data and water quality
in private drinking wells
in communities with and without hydraulic fracturing.
In a new study in JAMA Neurology, a team led by Dr. Shadi Yaghi, assistant professor of neurology, analyzed data from 10 stroke centers across the country between 2009 and 2014 to investigate the treatment and outcome of sIC
In a new
study in JAMA Neurology, a team led by Dr. Shadi Yaghi, assistant professor of neurology, analyzed data from 10 stroke centers across the country between 2009 and 2014 to investigate the treatment and outcome of sIC
in JAMA Neurology, a team led by Dr. Shadi Yaghi, assistant professor of neurology, analyzed
data from 10 stroke centers across the country between 2009 and 2014 to investigate the treatment and
outcome of sICH.
Potential cardioprotection was based on generally supportive
data on lipid levels
in intermediate
outcome clinical trials, trials
in nonhuman primates, and a large body of observational
studies suggesting a 40 % to 50 % reduction
in risk among users of either estrogen alone or, less frequently, combined estrogen and progestin.2 - 5 Hip fracture was designated as a secondary
outcome, supported by observational
data as well as clinical trials showing benefit for bone mineral density.6, 7 Invasive breast cancer was designated as a primary adverse
outcome based on observational
data.3, 8 Additional clinical
outcomes chosen as secondary
outcomes that may plausibly be affected by hormone therapy include other cardiovascular diseases; endometrial, colorectal, and other cancers; and other fractures.3, 6,9
To identify methodological categories, the
outcome of each paper was classified according to a set of binary variables: 1 -
outcome measured on biological material; 2 -
outcome measured on human material; 3 -
outcome exclusively behavioural (measures of behaviours and interactions between individuals, which
in studies on people included surveys, interviews and social and economic
data); 4 -
outcome exclusively non-behavioural (physical, chemical and other measurable parameters including weight, height, death, presence / absence, number of individuals, etc...).