نتایج جستجو برای: technique failure

تعداد نتایج: 963723  

Journal: :iranian red crescent medical journal 0
hojjat sayyadi department of biostatistics, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, ir iran farid zayeri department of biostatistics, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, ir iran; department of biostatistics, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, ir iran. tel: +98-2122707347 ahmad reza baghestani department of biostatistics, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, ir iran taban baghfalaki department of statistics, faculty of mathematical sciences, tarbiat modares university, tehran, ir iran ali taghizadeh afshari department of kidney transplantation, school of medicine, urmia university of medical sciences, urmia, ir iran mohsen mohammadrahimi department of kidney transplantation, school of medicine, urmia university of medical sciences, urmia, ir iran

results one-, three-, five-, and ten-year graft survival was 93.8%, 86.8%, 76.6%, and 37.4%, respectively. the results of the joint model showed that risk indicators, such as serum creatinine level (p < 0.0001, hr = 1.82), patient’s age (p = 0.006, hr = 1.03), and anti-thymocytes globulin (p = 0.019, hr = 2.57) had a significant relationship to graft survival. conclusions in general, our study ...

Journal: :iranian red crescent medical journal 0
farid zayeri department of biostatistics, proteomics research center, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, ir iran maedeh amini department of biostatistics and epidemiology, school of public health, hamadan university of medical sciences, hamadan, ir iran abbas moghimbeigi department of biostatistics and epidemiology, modeling of noncommunicable disease research center, school of public health, hamadan university of medical sciences, hamadan, ir iran; department of biostatistics and epidemiology, modeling of noncommunicable disease research center, school of public health, hamadan university of medical sciences, hamadan, ir iran. tel: +98-818380398, fax: +98-818380398 ali reza soltanian department of biostatistics and epidemiology, modeling of noncommunicable disease research center, school of public health, hamadan university of medical sciences, hamadan, ir iran nahid kholdi department of health and social medicine, shahed university faculty of medicine, tehran, ir iran mohammad gholami-fesharaki department of biostatistics, faculty of medical sciences, tarbiat modares university, tehran, ir iran

conclusions it was noted that a relatively high prevalence of growth failure was observed in the study sample. for minimizing the impact of significant risk factors on growth failure, the early detection of growth failure and its risk indicators is of great importance. in addition, when the focus of the analysis is on the different nested sources of variability and the data has a hierarchical s...

Journal: :Orthopedics 2013
Afshin Arianjam William Camisa Jeremi M Leasure William H Montgomery

Various fixation techniques have been described for ruptured distal biceps tendons. The authors hypothesized that no significant differences would be found between the mean failure strength, maximum strength, and stiffness of the interference screw and hybrid technique. Fourteen fresh-frozen human cadaveric elbows were prepared. Specimens were randomized to either interference screw or hybrid c...

2017
Zhaoling Wang Heng Xiao

New elastoplastic J 2 -flow constitutive equations at finite deformations are proposed for the purpose of simulating the fatigue failure behavior for metal matrix composites. A new, direct approach is established in a two-fold sense of unification. Namely, both low and high cycle fatigue failure effects of metal matrix composites may be simultaneously simulated for various cases of the weight p...

Journal: :Advances in Science, Technology and Engineering Systems Journal 2020

Journal: :IOP Conference Series: Materials Science and Engineering 2021

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