These average results conceal very great variation between individual trials.
As Table 5 shows, approximately every second person in Germany develops cancer in the course of their life, although this roughly rounded result conceals the fact that the lifetime risk is higher for men than for women.
When the focus is moved closer to the objective, thereby decreasing the working distance, the reduction of the NA and the resulting loss in resolution conceal the effects of newly introduced aberrations, allowing a large focus shift.
There were two pages in which the weekend results were concealed in digested paragraphs.
Dr. Rosenfeld said that a 1993 effort by Japanese researchers to replicate Dr. Farwell's results detected concealed information just 48percentt of the time -- no better than flipping a coin.
Then, the allocation information (randomization results) was concealed in opaque and sealed envelopes by the statistician (C.C .. Fig. 3 Study flow chart.
ROTEM® results were concealed from the attending anaesthetists, surgeons, and intensive care physicians.
Allocation was performed by a noninvolved person, a so-called third party, outside the research group, and allocation results were concealed from the investigators until the start of the intervention.
The trial reported a trend toward increased perinatal mortality in the cardiotocography group versus controls receiving no monitoring or whose cardiotocography results were concealed from the clinician; (3 trials, N=1279 pregnancies, OR 2.85, 95% CI: 0.99-7.12).
