Statistical reports and associated documents
As part of its remit to assess the adequacy of paediatric cardiac surgical services at Bristol, the Inquiry commissioned a range of work from independent experts to review, analyse and synthesise key statistical sources relevant to the Inquiry’s work.
Initial Reports
Initial reports on the review, analysis and synthesis of six key data
sources relevant to the work of the Inquiry were published in November
1999.
Initial Reports
Supplementary Reports
Supplementary reports to inform the Inquiry’s assessment
of the adequacy of paediatric cardiac surgical services at Bristol were
also commissioned.
Supplementary
Reports
Note on Supplementary Work
Background Papers
Throughout the course of the Inquiry, background papers relating to the
statistical evidence were published.
Background Papers
Other reports
Reports relating to statistical evidence were received by the Inquiry
from a variety of sources.
Other Reports
Overview Report
An Overview Report of statistical evidence presented to the Inquiry was
prepared by the Inquiry’s statistical analysts. This report considers
all the statistical reports to the Inquiry and draws conclusions for the
Inquiry Panel to consider.
Overview Report
Full copies of all the Statistical Evidence Reports are available here.
Formal written comments on the supplementary reports will be published in due course.
Initial Reports – published November 1999
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Analysis of Hospital Episode Statistics for the Bristol Royal Infirmary Inquiry
Supplementary Reports - published September 2000 and March 2001*
Report on Activity Peaks in Local Data*
Further reports based on local sources of data for the Bristol Royal Infirmary Inquiry
Supplementary analysis of Hospital Episode Statistics (HES) for the Bristol Royal Infirmary Inquiry
A systematic review of the outcomes of open-heart paediatric surgery
is available in two formats.
Systematic Review
Report
The Inquiry’s approach to making use of relevant data sources – published March 1999
Preliminary overview of existing data sources relevant to the Inquiry’s remit – published July 1999
Other Reports – published September 2000
Papers submitted by Prof John Yates
- Examining variation in death rates – a job for the scientist not the journalist
- Early identification of poor performance and major performance failure
- Analysis of HES date for cardio-thoracic work
- A case study exploring the early identification
of performance failure in an acute hospital
- Statistical expert commentaries
- Reports by John Yates on the use of HES data to identify potential failures in surgical performance
- Issues related to papers by Professor John Yates presented to the Bristol Royal Infirmary Inquiry
- Comments on John Yates’ report entitled “A case study exploring the early identification of performance failure in an acute hospital”
Overview Report published September 2000
- Figure 6.1 Mortality in all centres derived from both HES and CSR.
- Figure 8.1 Mortality in relation to volume of cases.
Two reports of peer review advice (published March 2001)on David Spiegelhalter et al’s statistical overview report to the Inquiry [’Overview of statistical evidence presented to the Bristol Royal Infirmary Inquiry concerning the nature and outcomes of paediatric cardiac surgical services at Bristol relative to other specialist centres from 1984 to 1995’], submitted by: