In this paper, energy and exergy analysis of typical gas turbines is performed using average hourly temperature and relative humidity for selected Gulf cities located in Saudi Arabia, Kuwait, United Arab Emirates, Oman, Bahrain and Qatar. A typical gas turbine unit of 42 MW is considered in this study. The electricity production, thermal efficiency, fuel consumption differences between the ISO ...

BACKGROUND Health ATMs are terminals which are connected to a centrally located database storing patients' electronic healthcare records (EHR). These machines are capable of collecting information in a far superior fashion than humans and are also able to rectify obsolete data in a manner that humans are generally not inclined to. OBJECTIVES The main goal of this study is to assess the import...

OBJECTIVE To explore the outcomes of a pilot intervention of a type 2 diabetes (T2D) education program, based on international standards, and adapted to the cultural and religious contexts of Saudi women. METHODS This study is an experiment of a pilot intervention carried out between August 2011 and January 2012 at the primary health clinics in Dammam. Women at risk of or diagnosed with T2D (...

INTRODUCTION The aim of this study was to determine the prevalence of extended-spectrum beta-lactamase (ESBL) producing Escherichia coli (E. coli), Klebsiella pneumoniae (K. pneumoniae), and Proteus mirabilis (P. mirabilis). In addition, different methods for detection of these enzymes, including the newly introduced CHROMagar ESBL, were evaluated. METHODOLOGY A total of 382 Enterobacteriacea...

Management of patients with multiple myeloma having several coexisting comorbid medical conditions is a real challenge as complications related to the primary disease, its treatment and other comorbidities are pron to occur. In such complicated cases, an individualized therapy has to be adopted. A 45 year old male, with pre-existing end-stage renal disease, diabetes mellitus and hypertension, w...

OBJECTIVE To describe the clinical and epidemiologic features of pandemic influenza A (H1N1) cases. METHODS This study was conducted in Saudi Aramco Medical Services Organization (SAMSO) facilities in the Eastern province of the Kingdom of Saudi Arabia (KSA). Electronic medical records for H1N1 infected patients who visited SAMSO between June and October 2009 were reviewed retrospectively. Na...

The objective of this study was to find out the prevalence, characteristics, and distribution of musculoskeletal pain among construction workers in Saudi Arabia. A questionnaire about musculoskeletal pain in different parts of the body was completed by 165 construction workers from the construction industries in Dammam and Riyadh cities. The descriptive data were analyzed using chi-square test....

OBJECTIVES To assess the association between carious lesions in first and second permanent molars in adolescents and their parents' and peers' oral health practices. Methods: This cross-sectional study of 12-15 year-old male adolescents was conducted in  Dammam, Kingdom of Saudi Arabia, on February 2016. Data collection included dental examination to measure carious lesions and plaque. There wa...

Background: Improvement in the performance of health care workers is an important aspect of infection control in the health care settings. Nursing students are more exposed to infections during clinical experience so they need to improve their performance related to infection control measures. Aim: This study was conducted to assess of knowledge, practice and attitude of internship nursing stud...

OBJECTIVE A rise in oestrogen in the preovulatory phase produces a GnRH-induced luteinising hormone surge. Oestrogen receptors are not found on GnRH neurons but these are present on kisspeptin neurons. That led us to hypothesise that serum kisspeptin levels may vary during various phases of the menstrual cycle in relation to serum oestradiol. METHODS Thirty female students, 18-25 years old, S...