BACKGROUND Although stroke is a leading cause of morbidity and mortality in Nigeria, there is no information on awareness of its warning signs. This study was designed to assess awareness of stroke warning signs in Nigerians at increased risk. METHODS A hospital-based cross-sectional study conducted at Irrua Specialist Teaching Hospital, in southern Nigeria. Patients with a diagnosis of hyper...

The camel-vehicle collision (CVC) problem has been increasing in Saudi Arabia and countermeasures are urgently needed to alleviate the heavy losses from such accidents. A research project was funded by the Saudi Arabian government to investigate the problem and to develop techniques to deal with it. Among the different techniques investigated were camel-crossing warning signs. In this study, se...

A number of social-ecological systems exhibit complex behaviour associated with nonlinearities, bifurcations, and interaction with stochastic drivers. These systems are often prone to abrupt and unexpected instabilities and state shifts that emerge as a discontinuous response to gradual changes in environmental drivers. Predicting such behaviours is crucial to the prevention of or preparation f...

As patients gain a better understanding of rejuvenative and reconstructive dentistry, our diagnostic skill set will need to expand to anticipate unexpected problems. Conceptually, there is little difference between appreciating that a poor diet and lack of exercise causes atherosclerotic problems and the fact that restorative insult and resultant degenerative pulpal pathosis can exist in the ab...

OBJECTIVE To examine racial/ethnic differences in stroke recognition and knowledge of appropriate first action if someone was having a stroke. METHODS We examined data from 36,150 veterans from the 2003 Behavioral Risk Factor Surveillance System (BRFSS). Respondents indicated recognition of five stroke warning signs/symptoms and first action they would take if someone were having a stroke. Mu...