نتایج جستجو برای: stratified cox model
تعداد نتایج: 2174136 فیلتر نتایج به سال:
Cyclo-oxygenase (COX), which catalyses the conversion of arachidonic acid to prostaglandin endoperoxide and prostanoids, is widely expressed in mammalian organs. The aim of the study was to evaluate the immunoexpression of the constitutive and inducible cyclo-oxygenase isoforms (COX-1 and COX-2 respectively) in the oesophagus, stomach and the small and large bowels of untreated rat dams and foe...
OBJECTIVE To determine from a health plan perspective the cost-effectiveness of cyclooxygenase-2 (COX-2) specific inhibitors, with and without a prior-authorization (PA) process. METHODS A modeling exercise was employed, based on prescription drug claims for a managed care organization with 3.8 million health maintenance organization (HMO) and preferred provider organization (PPO) members. Dr...
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