\n\nResults: A steady increase in the number of cases was detected, from 24 in 1998, peaking at 82 cases in 2005, followed by a gradual decline (though still high) with 68 cases in 2006 and 51 cases in 2007. Male/female ratio was 1.35/1 (p > 0.05). The occupational exposure to asbestos was 13.9%. Residential exposure plays a major role in two regions, Helwan and Shoubra (27.3% and 20.6% respectively), while in Upper and Lower Egypt the level was 12.7% and 17.5% respectively.
Kaplan-Meier survival for sex, residence and the pathological types epithelioid, biphasic and sarcomatoid was insignificant. The median survival MLN4924 inhibitor for different grades and treatment modalities was significant (P < 0.001).\n\nConclusions: There was a steady increase in the incidence of MPM from 1998 to 2005 followed by a decline during 2006-2007. Mesothelioma in Egypt is mainly concentrated in areas of high environmental pollution. The decline within the last 2 years may be attributed to recent strict industrial preventive measures. However, a better environmental control programme would benefit Egypt.”
“In this study, we propose a reliable measurement method for the effective transverse piezoelectric coefficient for thin
films especially on anisotropic substrate. This coefficient for piezoelectric Pb(Zr, TGF beta inhibitor Ti)O-3 (PZT) thin films was calculated by measuring the electric field-induced tip displacement of unimorph cantilevers composed of PZT thin films and Si substrates. We evaluated the reliability of the proposed measurement method by comparing it with numerical analysis and confirmed that the relative error of the piezoelectric coefficient (e(31,f)) was less than 1%. We prepared 16 different unimorph cantilevers composed of identical PZT films on different Si beam check details geometries that had various substrate thicknesses and cantilever widths. Although the effective transverse piezoelectric coefficient e(31,f) of PZT thin
films ranged from – 6.5 to – 14 C/m(2) as a function of the applied voltage, the difference among the 16 samples with an applied voltage of 25V was within 10%. These results demonstrate that the proposed measurement method has sufficient reliability and can be used to evaluate the effective transverse piezoelectric coefficient e(31,f) of thin films. (C) 2013 American Institute of Physics. [http://0-dx.doi.org.brum.beds.ac.uk/10.1063/1.4789347]“
“Background: In Japan, hospital infection control (IC) programs are frequently underresourced, and their improvement is considered a pressing issue.\n\nMethods: In 2005, we conducted a questionnaire survey of 638 teaching hospitals (most with 300 or more beds) and 882 nonteaching hospitals (most with fewer than 300 beds) in Japan. We analyzed associations among resources, infrastructures, activities, and performance related to IC.\n\nResults: A total of 423 teaching hospitals (66.3%) and 377 nonteaching hospitals (50.