Background Inguinal hemia repair is one of the most common operations undertaken in
routine surgical practice. It generally carries a very low risk of major adverse sequelae. We …

Aims/hypothesis The aim of this study was to investigate the evidence of an increased risk of
childhood-onset type 1 diabetes in children born by Caesarean section by systematically …

STUDY OBJECTIVE To determine whether depression or anxiety co-occurs with ulcerative
colitis (UC) or Crohn's disease (CD) more often than expected by chance, and, if so, whether …

Objective To report trends in event and case fatality rates for acute myocardial infarction and
examine the relative contributions of changes in these rates to changes in total mortality from …

Objectives To investigate time trends in mortality after admission to hospital for fractured
neck of femur from 1968 to 1998, and to report on the effects of demographic factors on …

Background—There are limited population-based national data on prognosis in survivors of
acute myocardial infarction (AMI), particularly on long-term survival and the risk of …

Background Venous thromboembolism (VTE) is a common complication during and after a
hospital admission. Although it is mainly considered a complication of surgery, it often …

Background The incidence rates of childhood onset type 1 diabetes are almost universally
increasing across the globe but the aetiology of the disease remains largely unknown. We …

Objectives To investigate trends in the incidence of acute pancreatitis resulting in admission
to hospital, and mortality after admission, from 1963 to 1998. Design Analysis of hospital …

Background Psychiatric illnesses are known risk factors for self-harm but associations
between self-harm and physical illnesses are less well established. We aimed to stratify …