We argued recently that the positive predictive value (PPV) and the negative predictive value (NPV) are valuable metrics to include during null hypothesis significance testing: They inform the researcher about the probability of statistically significant and non-significant test outcomes actually being true. Although commonly misunderstood, a reported p value estimates only the probability of o...

Background and Objective: This study was undertaken to assess the ability of standard urinalysis (UA) and hemocytometer white blood cell (WBC) counts for the diagnosis of urinary tract infection (UTI) in patients with urinary symptoms. Materials and Methods: A total of 600 patients with symptoms of urina...

background: this prospective study was conducted to evaluate and compare the efficacies of nasopharyngoscopy and ct scan in the diagnosis of local failure of external beam radiotherapy (ebrt) for nasopharyngeal carcinoma. methods: total 52 patients of histopathologically proven nasopharyngeal carcinoma treated with external beam radiotherapy (ebrt), were included in this study. for every patien...

background: helicobacter pylori (h. pylori) infection is a major cause of chronic gastritis, especially in metabolic syndrome patients. the use of a accessible and easy diagnostic method, can speed up the treatment of this infection this study compared two methods of histology and serology for diagnosis of h. pylori in metabolic syndrome patients. methods : this study was done on 175 metabolic ...

tropical fasciolosis caused by infection with fasciola gigantica is regarded as one of the most important single helminthes infections of ruminants in asia and africa. fasciolosis diagnosis, due to low sensitivity of coprological diagnostic method has been challenging for a long period. to evaluate the usefulness of elisa for diagnosis of anti – fasciola gigantica antibodies in parasitized shee...

Diabetes mellitus (DM) is an important public health challenge [1 ].Different studies predicted that the frequency of diabetic patients will be increased to 642 million throughout the world by 2040 [2]. A notable percentage of diabetic patients are not aware of their disease (approximately 30% in Iran) [3]. Lag in the diagnosis of DM raises the expense of controlling disease and makes the progn...