COMPLETENESS OF REGISTRATION OF CHILDHOOD LEUKEMIA NEAR NUCLEAR INSTALLATIONS AND ELSEWHERE IN THE OXFORD REGION
COMPLETENESS OF REGISTRATION OF CHILDHOOD LEUKEMIA NEAR NUCLEAR INSTALLATIONS AND ELSEWHERE IN THE OXFORD REGION
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DOI:
10.1136/bmj.299.6705.952
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发表时间:
1989-10-14
影响因子:
--
通讯作者:
DOLL, R
中科院分区:
文献类型:
--
作者:
DRAPER, GJ;BOWER, BD;DOLL, R
The rates reported for childhood leukaemia are higher in areas around nuclear installations than in other areas. The incidence of leukaemia in children who live near nuclear installations is usually compared with that for England and Wales or for the region. It has been suggested that the higher rates reflect more complete registration of cases in areas around installations than elsewhere. To find out whether this affects the reported incidence we need to know whether the published rates for En'gland and Wales or for one region reflect the true incidence of childhood leukaemia. The-districts of West Berkshire and of Basingstoke and North Hampshire either include or are close to the Atomic Weapons Research Establishment at Aldermaston, the Royal Ordnance Factory at Burghfield, and the UK Atomic Energy Authority's establishment at Harwell. Roman et al found that during 1972-85 the number of cases of childhood leukaemia registered in electoral wards within 10 km of the installations was 40% higher than expected from national registration rates, the number of cases in the remaining wards of the two local health districts was only 20% higher, and the number in the rest of the Oxford and Wessex regions combined was nearly the sgme as the number expected.Patients, methods, and results We attempted to find out how complete the registra-tion of cases was in one region. We asked consultant paediatricians at the main hospitals in the Oxford region to compile lists of children from hospital and department records who were treated for leukaemia in 1972-85. We compared these names with those in the National Registry of Childhood Tumours, which is derived from notifications to all regional cancer registries. We excluded data on children treated at the Royal Berkshire Hospital, which was the nearest hospital with a paediatric oncology clinic to two installations, because Roman et al previously reported that all the children treated at this hospital in 1972-82 who were residents in the Oxford Regional Health Authority were in the national registry'and we wished to compare thepractice of registration in the area near the installations with the practice elsewhere. Consultants at hospitals in Amersham, High Wycombe, Banbury, Kettering, Milton Keynes, Northampton, Oxford, and Stoke Mandeville provided lists from which we identified 144 children aged under 15 years who had had a diagnosis of leukaemia during