Richard Ian Casson

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OBJECTIVE To compare blood pressure control, satisfaction, and adherence to drug treatment in patients with treated hypertension followed up by their family physicians either every three months or every six months for three years. DESIGN Randomised equivalence clinical trial. Settings 50 family practices in south eastern Ontario, Canada. PARTICIPANTS(More)
One-carbon metabolism is a network of metabolic pathways, disruption of which has been associated with cancer and other pathological conditions. Biomarkers of these pathways include homocysteine (HCY), S-adenosylmethionine (SAM), and S-adenosylhomocysteine (SAH). A better understanding of the relationships between these biomarkers is needed for their(More)
A considerable proportion of anesthetic services in Canada is provided by family-physician anesthetists, particularly in community hospitals and rural areas not served or not fully served by specialist anesthetists. In the 1970s, the Departments of Anesthesia of the Universities of Toronto and Western Ontario established short training programs to meet the(More)
BACKGROUND Many treated hypertensive patients have inadequate control of their blood pressure. Physical activity and cardiorespiratory fitness are important in the development and treatment of hypertension. Less is known about their relationships with hypertension control in the context of long-term management. OBJECTIVES To identify whether patients with(More)
OBJECTIVE To identify markers for loss of control of hypertension. DESIGN Questionnaire administered to patients who had been monitored for 18 months and had had their blood pressure (BP) measured many times. SETTING Fifty family practices in southeastern Ontario. PARTICIPANTS Three hundred eighty-five adults with essential hypertension that was(More)
Many family physicians in North America have been trained to use forceps when instrumental deliveries are needed; few have been trained to use the vacuum extractor. Vacuum extraction was introduced to family physicians in a geographically isolated hospital. A retrospective chart audit of all instrumental deliveries was done, comparing the four years before(More)
A case series analysis was performed at a 40-bed hospital in Newfoundland to assess the antepartum use of an electronic fetal heart rate monitor; 339 nonstress tests were performed on 98 patients. One stillbirth occurred 12 days after a reactive nonstress test. One patient had persistently nonreactive tests and underwent cesarean section; the infant was(More)