Showing 2 results for Delshad
V Torabi, M Mohebali, Ghh Edrissian, H Keshavarz, M Mohajeri, M Hajjaran, B Akhoundi, Aa Sanati, Z Zarei, A Delshad,
Volume 4, Issue 3 (20 2009)
Abstract
Background & Objectives: This study aimed to determine of the seroprevalence of visceral leishmaniasis to design a prevention and control program in Bojnoord district.
Methods: This was a descriptive and cross sectional study with multistage random sampling method. The study was carried out on children up to 12 years old and 10% of adult’s population in 8 rural areas of Bojnoord district in 2007. In total, 1608 blood samples were collected to detect anti-Leishmania antibodies. All the samples were tested by direct agglutination test (DAT). In order to determine Leishmania species, necropsy was performed on four suspected dogs in the studied areas. The species of Leishmania was determined by RAPD-PCR and PCR-RFLP methods using to amplify the ribosomal internal transcribed spacer 1 (ITS1).
Results: Thirty and eight (2.36%) out of 1608 collected blood samples had anti-Leishmania antibodies at titer 1:800 and nine (0.56%) were just positive at 1:3200 by DAT. There was no statistically significant difference between female and male seroprevalence (p<0/05). The seoprevalence in children <=12 years old compared to individuals greater than 12 years old did not show any statistically significant (p<0/05). Amastigotes were observed in all 4 necropsied dogs. The species of Leishmania isolated from 2 dogs, was determined as L.Infantum. Their ITS1 sequences were registered with Accession numbers EU810776 and EU810777 in NCBI.
Conclusions: These findings showed that visceral leishmaniasis has been circulated with low endemicity in Bojnoord district. Therefore an appropriate monitoring system is needed for health services in this area.
H Tavakoli Ghouchani, A Delshad, Hr Shoraka, H Lashkardoost, A Afshari Safavi , J Rahimi,
Volume 16, Issue 5 (Vol 16, Special Issue 2021)
Abstract
Background and Objectives: The COVID-19 pandemic has led to major health and socioeconomic problems worldwide. This study was conducted to determine the clinical features and health behaviors related to COVID-19 in patients presenting to selected COVID-19 centers of North Khorasan University of Medical Sciences.
Methods: This cross-sectional study was carried out using stratified random sampling in 350 patients presenting to selected COVID-19 centers of North Khorasan University of Medical Sciences in August and September 2020. Demographic and clinical features and the data related to COVID-19 disease were collected using a researcher-made checklist and analyzed with the SPSS 24 software using chi-square test and logistic regression.
Results: Of 350 patients, 200 (57.1%) were male and the rest were female. The PCR test was positive in 72% of the patients. The highest percentage of infection was seen in self-employed subjects and driver, people in the age group 30-50 years, and male subjects. The highest observance of masking, hand washing, and social distancing was related to healthcare staff and the lowest was seen in self-employed people, drivers, and military staff. A history of attending a gas station increased the chance of a positive test by 2.3 times (95% CI: 1.13-4.79).
Conclusion: According to the results, age, gender, occupation and history of presence in crowded places are important determinants of infection and adherence to protocols.
