Peter Hawtin

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Most case-control studies of colorectal cancer have shown a positive association with energy intake. In contrast studies which have considered physical activity have found the most active to have a lower risk of colonic cancer and obesity appears to be no more than weakly related to colorectal cancer. We therefore compared energy intake determined by a diet(More)
Diets high in animal fat and protein and low in fibre and calcium are thought to be factors in the etiology of colorectal cancer. Intakes of these nutrients were determined in three groups participating in a randomised trial of faecal occult blood (FOB) screening. A diet history was obtained by interview from 147 patients with colorectal adenomas, 153 age(More)
OBJECTIVE To explore patient and healthcare professionals' (HCP) views of clinical scores and rapid streptococcal antigen detection tests (RADTs) for acute sore throat. DESIGN Qualitative semistructured interview study. SETTING UK primary care. PARTICIPANTS General practitioners (GPs), nurse practitioners (NPs) and patients from general practices(More)
OBJECTIVE To assess the association between features of acute sore throat and the growth of streptococci from culturing a throat swab. DESIGN Diagnostic cohort. SETTING UK general practices. PARTICIPANTS Patients aged 5 or over presenting with an acute sore throat. Patients were recruited for a second cohort (cohort 2, n=517) consecutively after the(More)
Researchers and ethics committees are increasingly concerned about the perceived emotional impact on individuals following participation in epidemiologic studies. This attitudinal survey was designed to investigate this issue among 751 of the parents who had already given an interview in the UK Childhood Cancer Study (UKCCS), one of the largest case-control(More)
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