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Showing 2 results for Mehri

Sh Mehrvarz, Ha Mohebbi, S Heydari, Hr Zarezadeh Mehrizi , Hr Rasouli,
Volume 13, Issue 1 (Vol 13, No 1, Spring 2017)
Abstract

Background and Objectives: The cancer of the pancreatic head and Ampulla of Vater is a malignant disease usually seen in advanced stages with symptoms caused by stomach and biliary obstruction. Curative treatment is possible in the early stage. Unfortunately, most symptomatic patients are in the advanced stage and have an unrespectable tumor; therefore, they should undergo palliative surgery. This study was performed to determine the complications and survival rate of patients who underwent palliative surgery for advanced stages of cancer in the Ampulla Vater and pancreatic head.

Methods: In this study, 49 patients with advanced stages of cancer in the Ampulla of Vater and pancreatic head who had undergone palliative surgery from 2003 to 2014 at Baqiyatallah Hospital were studied and the complications and survival rate were determined.

Results: Eleven patients (22.44%) underwent biliary bypass, 6 (12.24%) underwent gastric bypass, and 32 (65.32) underwent both procedures. Twelve (24.49%) patients developed complications. Anastomotic leak and peritonitis were the most common complications seen in 6 (12.2%). Seven patients (14.28%) died in the hospital. The mean survival was 5.47 ± 8.38 months. Upon follow up, survival was significantly longer in older patients (P=0.01).

Conclusion: In one-fourth of the patients with advanced stages of cancer, palliative surgery of the pancreatic head and Ampulla of Vater caused complications, and the mean survival rate was less than six months. The results of this study recommend the use of less invasive procedures such as biliary stenting in the advanced stages of the disease.


A Mehri, M Yaseri, D Rahimi, S Nejat,
Volume 16, Issue 2 (Vol 16, No.2 2020)
Abstract

Background and Objectives: Self-confidence is an individual characteristic in students that enables them to have a positive or realistic view of themselves. The purpose of present study was to evaluate the validity and psychometric properties of the Self-confidence Questionnaire (PEI)
 
Methods: This cross-sectional study was conducted on 100 students of four medical universities. Validation of this questionnaire included the steps of translation, content validity, face validity, repeatability and internal consistency.
 
Results: The mean age of the participants in this study was 32.1 (SD = 5.5) years. The majority of the students were postgraduate students (47%) and the least (11%) were undergraduate students. The results of this study showed that the overall relevancy and clarity of the questions were 92% and 83%, respectively. The percentage of agreement on overall comprehensiveness was 100%. Cronbach's alpha coefficient and interclass correlation coefficient were higher than 0.7 in all domains. The ICC of each question was also between 0.72 and 0.98.
 
Conclusion: Based on the results of this study, the Persian version of the PEI questionnaire has an appropriate reliability for use in the student population of Iranian universities.
 

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