Not exact matches
Animals in each of the three
groups — gastric bypass,
sham surgery, and restricted diets — were killed and samples of their gut microbe communities diluted.
A third
group had a «
sham»
surgery that didn't involve a graft, and a control
group didn't undergo
surgery at all.
The other
groups were either given no
surgery or «
sham»
surgery so they could be used as control
groups for comparison to the first.
He points out that people who had the
sham surgery probably suspected that they were in the placebo
group, since the face - lift would most likely have reduced wrinkling.
In addition, 84 % of those who had the
surgery reported at least a 50 % reduction in migraine pain compared with just 58 % in the
sham group.
The other
group of patients underwent an elaborately crafted
sham surgery, during which the patient was sedated, three incisions were made in the same location as those getting the real
surgery, and the patient was shown a prerecorded tape of someone else's
surgery on the video monitor.
This pattern could be interpreted as a delayed onset to allodynia, yet scores from ketogenic diet - fed and control diet - fed nerve - damaged mice never differed significantly, and a small change in ketogenic diet - fed
sham -
surgery mice at weeks 1 and 2 probably contributed to a loss of statistical significance when comparing
sham versus treatment animal within each diet
group.