Sentences with phrase «randomly controlled study»

A common difficulty in couples therapy research conducting a randomly controlled study with a control group and follow up to determine if there is a loss of effect over time.

While randomly controlled studies are not yet available — one was completed at the time of this writing and submitted in September 2015 — Imago Relationship Therapy has several quasi-experimental design studies that indicate improvement in marital satisfaction.

Not exact matches

Study participants were randomly assigned to one of two groups: those who were allowed to drink diet beverages, such as diet soft drinks, teas and flavoured waters, or those who were in a control group that drank water only.

There is experimental evidence that this old standby really helps: In a study that randomly assigned fearful children to receive a toy «huggy puppy,» kids exhibited fewer nighttime fears and sleep problems than did children in a control group.

Note that the studies used to arrive at these conclusions are mostly randomized controlled trials in which the women who agree to participate are randomly assigned to either epidural or non-epidural pain relief.

A prospective, controlled study of the effect of breast milk on infection among low birth weight infants was conducted in India in 1981.18 Although the sample size was small, 62 infants, the study design was a randomized block design in which feeding schedules for breast milk or formula were randomly allocated within groups of infants that were determined to be relatively homogeneous with respect to factors predisposing to infection.

Studying breastfeeding behaviours or outcomes is difficult since it is not possible to randomly assign mothers and infants to treatment groups or to control the duration of the process.

Study controls were randomly selected from among eligible controls only for cases with completed study intervStudy controls were randomly selected from among eligible controls only for cases with completed study intervstudy interviews.

One of the best ways scientists have to prove cause and effect in medicine is to conduct a randomized controlled trial, in which study subjects are randomly assigned to two groups.

However, these studies are not randomised controlled trials — the gold standard — in which people are randomly assigned placebos or drugs.

Eighty - seven 60 to 68 years old eligible postmenopausal women with knee pain and confirmed radiographic osteoarthritis related changes in the knee joint were enrolled into the study and randomly assigned into either a training group or a control group.

The associations between age (or age at diagnosis), diabetes duration and major macrovascular events, all - cause death and major microvascular events were examined in 11,140 patients with type 2 diabetes randomly allocated to intensive or standard glucose control in this study.

Another problem is that modeling studies, like this one, are inherently less powerful than other kinds of medical research: randomized clinical trials, the gold standard in medical research, in which patients are randomly assigned different treatments or no treatment; case - control studies, which compare patients who have a condition with those who do not; or cohort studies, which determine the risk of contracting a disease by studying a group of people with similar demographics.

Øyvind Holme, M.D., of the Sorlandet Hospital Kristiansand, Kristiansand, Norway and colleagues randomly assigned study participants in Norway to receive once - only flexible sigmoidoscopy (n = 10, 283); a combination of once - only flexible sigmoidoscopy and fecal occult blood testing (FOBT; n = 10,289), or no intervention (control group; n = 78,220).

Boyle and colleagues used data from a case - control study conducted between 2000 and 2004 in British Columbia (BC), which recruited 820 NHL patients (59 percent men) of various ages from the B.C. Cancer Registry and 848 randomly selected controls matched for age, gender, and residential location, from the Client Registry of the British Columbia Ministry of Health.

Study participants were randomly assigned to one of three treatment groups for six months: (1) oral estradiol and progesterone at a dose similar to that in many birth control pills (16 participants); (2) transdermal estradiol, better known as the estrogen patch, at a physiological replacement dose with cyclic progesterone (13 athletes); or (3) no estrogen (19 subjects).

«Because the C282Y gene helps to control the effects of lead in the body and the mutation was spread randomly in the children, the findings of our study are difficult to explain unless lead is, in fact, part of the cause of ADHD, not just an association,» explained Nigg.

The doctors and 254 women who provided contact information and enrolled in the study were assigned randomly to either a control group (the women received a list of resources and normal physicians» care if needed; the doctors received a basic education packet on intimate partner violence) or an experimental group.

In this study, 56 «uncooperative» children (aged 7 to 9 years) attending a dental clinic at the Royal College of Dentistry, King Saud University in Saudi Arabia were randomly assigned to receive either audiovisual distraction (watching their favourite cartoons using the eyeglass system Merlin i - theatre ™) or no distraction (control group).

In their study, which appears in the Journal of Educational Psychology, the researchers examined 117 infants, aged nine to 18 months, who were randomly assigned to treatment and control groups.

Contrary to the proclamations of many scientists, unreliable medical study results do not disappear with large, randomized controlled trials, in which subjects are randomly assigned to a treatment or placebo group.

Eighty eligible postmenopausal women from 50 to 65 - years of age and having knee pain on most days of the month, were enrolled into the study and randomly assigned into either a training group or a control group.

«The study randomly assigned heart bypass surgery patients, with and without diabetes, to two types of blood sugar control.

Eighty - seven 60 to 68 years old eligible postmenopausal women with knee pain and radiographically confirmed osteoarthritis - related changes in the knee joint were enrolled into the study and randomly assigned into either a training group or a control group.

In both studies, the researchers randomly assigned 30 asthmatic children from a private pediatric pulmonology clinic in Atlanta into three groups — a control group that did not receive any SMS messages; a group that received text messages on alternate days and a group that received texts every day.

The pilot study in the Netherlands using a paper version of the game involved 95 students with an average age of 16, randomly divided into treatment and control.

In this study from researchers at the Behaviour and Health Research Unit, University of Cambridge, and the University of North Carolina Gillings School of Global Public Health, and published today in the journal Tobacco Control, more than 400 English children aged 11 - 16 who had never smoked or «vaped» previously were recruited and randomly allocated to one of three groups.

The researchers will conduct PFC analysis of randomly selected blood samples from the mothers of 225 ASD case children and 225 controls (TD) in the CHARGE study, along with 1 to 3 blood samples from 209 mothers in the MARBLES study.

For the new study, researchers randomly assigned 39 nine - month - old babies to be exposed to music or serve as a control group.

The study included 27 inactive men who were randomly assigned to do either intense or moderate workouts three times a week for 12 weeks, or to a control group that did not exercise.

For the study, the researchers randomly assigned parents of 43 babies to one of three groups: one that started practicing controlled crying; one that took up bedtime fading; and a third, «control» group that was just given information on healthy sleep.

Study participants were randomly assigned to either a control group that smoked placebo cigarettes once daily for 3 days, or an intervention group that smoked cannabis also once daily for 3 days.

In a study of forty overweight women between 20 and 35 years of age that were randomly divided into 2 groups who consumed meal replacements containing either white rice or mixture of brown rice and black rice, it was concluded that replacing meals with mixed rice was superior to white rice for weight control, and improved antioxidant enzyme activity, and as such, should be recommended for diet therapy in obese women.

Intervention: Study participants will be randomly assigned to take 40 - grams of isolated soybean protein supplements per day or complex carbohydrate control for 12 weeks.

The analysis was based on data from 123 overweight - to - obese, sedentary, Seattle - area women, ages 50 to 75, who were randomly assigned to two arms of a controlled, randomized year - long dietary weight - loss intervention study: diet only and exercise plus diet.

Effects of a restricted elimination diet on the behaviour of children with attention - deficit hyperactivity disorder (INCA study): a randomised controlled trial https://www.sciencedirect.com/science/article/pii/S0140673610622271 «Between Nov 4, 2008, and Sept 29, 2009, 100 children were enrolled and randomly assigned to the control group (n = 50) or the diet group (n = 50).

The researchers randomly assigned 390 study participants to follow either the Dietary Approaches to Stop Hypertension (DASH) diet, which is rich in fruits, vegetables and low - fat dairy products with reduced saturated and total fat, or to eat a control diet reflecting typical Western meals with high sodium intake.

In this study, after an overnight 10 - 12 hour fast, 9 healthy volunteers were randomly fed 3 test meals and 2 white bread (high glycemic) control meals on separate days.

For example, in one study published Oct. 3, 2014, in the Journal of Obstetrics & Gynecology, researchers randomly assigned 30 women with PMS into two groups: A control group received vitamin B6 and calcium supplements, and a study group received the same supplements but additionally participated in treadmill training three times per week for three months.

In the study, thirty - eight adult women with full or sub-threshold PTSD were randomly assigned to either a 12 - session, Kripalu - based, «trauma sensitive» yoga intervention or a weekly assessment control group.

In an RCT participants in the study (sometimes also called subjects) are randomly assigned to the treatment (getting the drug) or the placebo control group (get a sugar pill which isn't the drug).

In the study, 40 adults between the ages of 55 and 85 were randomly assigned to either a mindfulness meditation group or a control group that did not meditate.

In a study of fourth - and fifth - grade students, we found that those randomly assigned to learn the WWWDOT framework became, as compared to their pre-test and to a control group, more aware of the need to evaluate information on the internet for credibility and better able to evaluate the trustworthiness of websites on multiple dimensions (Zhang & Duke, 2011).

In such studies, subjects are randomly assigned to treatment and control groups by means of a lottery.

As part of the long - running study on the Abecedarian Project, an intervention program for poor children in North Carolina, researchers have found that children in the program showed fewer symptoms of depression than those who were randomly assigned to a control group.

To scholars, experimentation further suggests: 1) conducting studies in laboratories where external factors can be controlled in order to relate cause more directly to effect; or 2) randomly choosing which schools, classrooms, or students will be exposed to a reform and which will be exposed to the alternative with which the reform is to be compared.

We will randomly assign these interventions to teachers who enroll in the study, and will set aside 1 / (X +1) of the teachers to serve as a control group.

Studies have evaluated several reforms using random - assignment research designs, also used in most medical experiments, in which subjects are randomly assigned to treatment and control groups.

Studies adopting this approach take the students interested in attending a charter school, use a lottery to assign them randomly either to the charter school or to a control group of students who would not have access to that school, and then compare the achievement of the students given access to the charter school with that of the students in the control group.

The early reading study randomly assigned teachers to two different PD programs and a control group.