Forecasts from various experts are often used in macroeconomic forecasting models. Usually the focus is on the mean or median of the survey data. In the present study we adopt a different perspective on the survey data as we examine the predictive power of disagreement amongst forecasters. The premise is that this variable could signal upcoming structural or temporal changes in an economic proc...

More than 2000 years ago our cultural roots point to a rather active role of the school system in promoting greater activity in play and competition. The old Greek gymnasium considered exercise and physical activity to be at least as important as intellectual education. Today the myth of everlasting youth, beauty, happiness and freedom of disease is, more than ever, a part of the lifestyle and ...

As I read the study by Bakhtiari et al. (1), I noticed that they miscalculated the positive predictive value. They indicated that the positive predictive value of the PCR assay was 100%. But when I placed the values on the table and calculated the positive predictive value of the PCR assay, I found it 83.3%.

have missed our Table 1 and page 627.x Table 1 demonstrated, in the bottom row, that disease duration in terms of months from diagnosis was not different among groups. On page 627, we note in the second paragraph that similar proportions of patients with radiographic types 1, 2, and 3 received treatment with cortico¬ steroids, although fewer patients with type 0 radiographs had symptoms that re...

The predictive and prognostic value of fluorodeoxyglucose (FDG)-positron emission tomography (PET) in non-small-cell lung carcinoma, colorectal carcinoma and lymphoma is discussed. The degree of FDG uptake is of prognostic value at initial presentation, after induction treatment prior to resection and in the case of relapse of non-small cell lung cancer (NSCLC). In locally advanced and advanced...

Background: Neck roots lesion is one of the reasons for cervical and arm pain. A detailed patient evaluation could improve diagnose, reduce imaging requests, and speedy treatment of cervical pain. We tried to estimate the utility of pronator teres reflex in C6 and C7 roots irritation. Methods: Present study is composed of 118 participants including 56 with C6 and C7 lesion and 62 normal contro...