Researchers in Germany randomly assigned participants to a mindfulness intervention group or a control group.
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The way that the study selected a control group also biases the results, Davis said.
The control group went through the traditional process, focused on firm awareness and skills training.
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Among the meditation group, there were 20 such occurrences, compared with 32 in the control group.
He figured that smallish trials with no control group too often yield ambiguous data.
Those added households will be a control group to maintain statistical validity, Cole explains.
The dozen men in the control group with no regrafting showed no return to potency.
That compares with a 7% remission rate for the patients in the control group.
Volunteers in this control group behaved like those who believed the glasses were authentic.
Detecting any effect would require that both the control group and the test group were enormous.
In the control group, several patients got worse, and none was free of Barrett's.
Lacking a control group is a fundamental no-no in social science research across the board.
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The control group got an injectable dose of Rocephin, a Hoffmann-La Roche drug widely used against meningitis.
For comparison, Keyes and colleagues also interviewed a control group of teenagers raised by their biological parents.
General results have shown that students from the experimental group gained more than those from control group.
The creative control group had about the same increase in score relative to the healthy control group.
Students were tested before and after the lessons with a control group learning with traditional resources only.
The control group did not show activity in these parts of their brains when listening to the psalm.
In conventional studies, patients are randomly assigned to a treatment or control group to reduce sources of bias.
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The drug did seem to help non-small-cell lung cancer patients live slightly longer compared with a control group.
Both projects were rigorous randomized trials, comparing kids who got pre-K benefits with a control group that didn't.
Some took Souvenaid, and the control group participants received a non-medical drink, once a day for 12 weeks.
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Although the experiment had no control group, all the patients would have been expected to die without treatment.
Patients in the exercise group reported lower cholesterol levels and less back pain than those in the control group.
Well, hard to find a control group for their home games right now.
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Seven of the 23 acted as a control group, and received no intervention from Dr Bolli after the surgery.
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By comparison, only 28% of a control group of patients put on a waiting list saw their symptoms improve markedly.
Mice who were fed the transplant drug Rapamune late in their lives lived longer than mice in a control group.
The participants meditating also showed improved mental and cognitive functioning and lower levels of depression compared with the control group.
One limitation, acknowledged by the authors, is that the reduction in total fat intake in the control group was small.
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