Objectives To investigate mortality in men admitted to hospital with acute urinary retention and to report on the effects of comorbidity on mortality. Design Analysis of the hospital episode statistics database linked to themortality database of the Office for National Statistics. Setting NHS hospital trusts in England, 1998-2005. Participants All men aged over 45 who were admitted to NHS hospi...

this study examined the effect of general and specific practice on the presence of a special skill. 24 healthy university students with no history of basketball were selected. after a pretest, they performed constant and variable practice (in constant and variable groups) for 5 weeks and 3 sessions per week. a performance test was conducted at the end of every week and retention and transfer te...

conclusions the major risk factor of hcv infection was injection drug use. the patient’s awareness of his or her hcv status had a minor effect in reduction of illicit drug use and improvement in mmt retention. therefore, adequate counseling is necessary for drug users in mmt clinics in xi’an. background hepatitis c virus (hcv) infection rates in drug users vary among different regions of china....

In this investigation the denture retention was measured and the influence of denture -retention on ima'sticatory efficiency was examined. The investigation was iperf armed on 36 comiplete denture wearers. The test of masticatory efficiency wals used according to Ni'kšić (1965). The meaisuriinig of denture retention was made by specially constructed mechanical scale, which wa's designed so that...

In educational learning contexts, unlike typical contemporary laboratory paradigms, students have repeated opportunities to study and learn target material, thereby potentially allowing different sequences of testing and studying. We investigated learning and retention after several plausible sequences that were patterned on a classic memory paradigm. After initially reading a research methods ...

Background: The emergence of electronic technologies has revolutionized teaching-learning process. One of these technologies is mobile learning. The purpose of this study was to evaluate the effect of education by mobile learning on learning and retention of nursing students in English teaching. Methods: The research design for this study was a pretest-po...

BACKGROUND Electrocardiogram (ECG) interpretation is of great importance for patient management. However, medical students frequently lack proficiency in ECG interpretation and rate their ECG training as inadequate. Our aim was to examine the effect of a standalone web-based ECG tutorial and to assess the retention of skills using multiple follow-up intervals. METHODS 203 medical students wer...

The aim of writing this review on gastro retentive and floating drug delivery system was to compile the new literature with the principle mechanism of floatation to acquired gastric retention. Various attempts have been made to develop gastroretentive delivery systems such as high density system, swelling, floating system. In floating multiple unit and single unit system are design and their cl...