Learn More
BACKGROUND The purpose of this study was to investigate the long-term outcomes following stripping of the long saphenous vein during primary varicose vein surgery and to identify factors which may predict recurrence and the need for reoperation. METHODS The original study was designed as a randomized trial of 100 patients (133 legs) who underwent(More)
AIM To compare two reference standards when evaluating a method of screening for referable diabetic retinopathy. METHOD Clinics at Oxford and Norwich Hospitals were used in a two centre prospective study of 239 people with diabetes receiving an ophthalmologist's examination using slit lamp biomicroscopy, seven field 35 mm stereophotography and two field(More)
BACKGROUND The present study aimed to assess, in an epidemiologically representative sample of patients with psychosis, the relationship between patient and staff perception of need and to investigate the association between unmet need and study variables when assessed by patients and staff, respectively. METHOD Of 474 cases of functional psychosis(More)
OBJECTIVE To assess the short term health effects of improving housing. DESIGN Randomised to waiting list. SETTING 119 council owned houses in south Devon, UK. PARTICIPANTS About 480 residents of these houses. INTERVENTION Upgrading houses (including central heating, ventilation, rewiring, insulation, and re-roofing) in two phases a year apart. (More)
OBJECTIVE The National Audit of Thrombolysis for Acute Leg Ischemia (NATALI) database is a consecutive series of patients who underwent intra-arterial thrombolysis to treat acute leg ischemia in one of 11 centers in the United Kingdom. The purpose of the study was to analyze the factors associated with outcome after 30 days. METHODS The data were(More)
OBJECTIVE To determine whether recurrence of leg ulcers may be prevented by surgical correction of superficial venous reflux in addition to compression. DESIGN Randomised controlled trial. SETTING Specialist nurse led leg ulcer clinics in three UK vascular centres. PARTICIPANTS 500 patients (500 legs) with open or recently healed leg ulcers and(More)
AIMS To evaluate the introduction of a community-based non-mydriatic and mydriatic digital photographic screening programme by measuring the sensitivity and specificity compared with a reference standard and assessing the added value of technician direct ophthalmoscopy. METHODS Study patients had one-field, non-mydriatic, 45 degrees digital imaging(More)
OBJECTIVE To evaluate the effect of age, duration of diabetes, cataract, and pupil size on the image quality in digital photographic screening. RESEARCH DESIGN AND METHODS Randomized groups of 3,650 patients had one-field, non-mydriatic, 45 degrees digital retinal imaging photography before mydriatic two-field photography. A total of 1,549 patients were(More)
Of 586 employed patients with a whiplash injury 40 (7%) did not return to work. The risk was increased by three times in heavy manual workers, two and a half times in patients with prior psychological symptoms and doubled for each increase of grade of disability. The length of time off work doubled in patients with a psychological history and trebled for(More)
OBJECTIVES To investigate socioeconomic variations in diabetes prevalence, uptake of screening for diabetic retinopathy, and prevalence of diabetic retinopathy. METHODS The County of Gloucestershire formed the setting of the study. A cross-sectional study of people with diabetes was done on a countywide retinopathy-screening database. Diabetes prevalence(More)