Mohammed A Mohammed

Summary

Affiliation: University of Birmingham
Country: UK

Publications

  1. ncbi request reprint Process of care and mortality of stroke patients with and without a do not resuscitate order in the West Midlands, UK
    Mohammed A Mohammed
    Public Health and Epidemioogy, Birmingham University, Birmingham, UK
    Int J Qual Health Care 18:102-6. 2006
  2. pmc Case-mix and the use of control charts in monitoring mortality rates after coronary artery bypass
    Tom Marshall
    Department of Public Health and Epidemiology, University of Birmingham, Birmingham, UK
    BMC Health Serv Res 7:63. 2007
  3. ncbi request reprint Performance monitoring in Australia and England: from scandals to action
    Mohammed A Mohammed
    Med J Aust 187:549-50. 2007
  4. doi request reprint In the context of performance monitoring, the caterpillar plot should be mothballed in favor of the funnel plot
    Mohammed A Mohammed
    Ann Thorac Surg 86:348; author reply 349. 2008
  5. pmc Index blood tests and national early warning scores within 24 hours of emergency admission can predict the risk of in-hospital mortality: a model development and validation study
    Mohammed A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, Edgbaston, Birmingham, United Kingdom
    PLoS ONE 8:e64340. 2013
  6. pmc A simple insightful approach to investigating a hospital standardised mortality ratio: an illustrative case-study
    Mohammed A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, Birmingham, United Kingdom
    PLoS ONE 8:e57845. 2013
  7. doi request reprint The findings of the Mid-Staffordshire Inquiry do not uphold the use of hospital standardized mortality ratios as a screening test for 'bad' hospitals
    M A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK
    QJM 106:849-54. 2013
  8. doi request reprint Statistical process control charts for attribute data involving very large sample sizes: a review of problems and solutions
    Mohammed A Mohammed
    Primary Care Clinical Sciences, The University of Birmingham Edgbaston, University of Birmingham, Birmingham, England
    BMJ Qual Saf 22:362-8. 2013
  9. pmc Which is more useful in predicting hospital mortality--dichotomised blood test results or actual test values? A retrospective study in two hospitals
    Mohammed A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, Edgbaston, Birmingham, West Midlands, United Kingdom
    PLoS ONE 7:e46860. 2012
  10. doi request reprint Why traditional statistical process control charts for attribute data should be viewed alongside an xmr-chart
    Mohammed A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, England
    BMJ Qual Saf 22:263-9. 2013

Detail Information

Publications37

  1. ncbi request reprint Process of care and mortality of stroke patients with and without a do not resuscitate order in the West Midlands, UK
    Mohammed A Mohammed
    Public Health and Epidemioogy, Birmingham University, Birmingham, UK
    Int J Qual Health Care 18:102-6. 2006
    ..To compare the process of care of stroke patients with and without a do not resuscitate (DNR) order...
  2. pmc Case-mix and the use of control charts in monitoring mortality rates after coronary artery bypass
    Tom Marshall
    Department of Public Health and Epidemiology, University of Birmingham, Birmingham, UK
    BMC Health Serv Res 7:63. 2007
    ..This paper investigates agreement between the identification of special cause variation in risk adjusted and observed hospital specific mortality rates after coronary artery bypass grafting in New York hospitals...
  3. ncbi request reprint Performance monitoring in Australia and England: from scandals to action
    Mohammed A Mohammed
    Med J Aust 187:549-50. 2007
    ..The Queensland approach may deliver empirical evidence on whether performance monitoring leads to improved quality of care...
  4. doi request reprint In the context of performance monitoring, the caterpillar plot should be mothballed in favor of the funnel plot
    Mohammed A Mohammed
    Ann Thorac Surg 86:348; author reply 349. 2008
  5. pmc Index blood tests and national early warning scores within 24 hours of emergency admission can predict the risk of in-hospital mortality: a model development and validation study
    Mohammed A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, Edgbaston, Birmingham, United Kingdom
    PLoS ONE 8:e64340. 2013
    ....
  6. pmc A simple insightful approach to investigating a hospital standardised mortality ratio: an illustrative case-study
    Mohammed A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, Birmingham, United Kingdom
    PLoS ONE 8:e57845. 2013
    ..Hospitals that experience an increase in their HSMR are presented with a serious challenge but with little guidance on how to investigate this complex phenomenon. We illustrate a simple penetrating approach...
  7. doi request reprint The findings of the Mid-Staffordshire Inquiry do not uphold the use of hospital standardized mortality ratios as a screening test for 'bad' hospitals
    M A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK
    QJM 106:849-54. 2013
    ..This asymmetric relationship is inappropriate, unhelpful, costly and potentially harmful. The use of process measures remains a valid way to measure quality of care. ..
  8. doi request reprint Statistical process control charts for attribute data involving very large sample sizes: a review of problems and solutions
    Mohammed A Mohammed
    Primary Care Clinical Sciences, The University of Birmingham Edgbaston, University of Birmingham, Birmingham, England
    BMJ Qual Saf 22:362-8. 2013
    ..We close by making some suggestions for practice...
  9. pmc Which is more useful in predicting hospital mortality--dichotomised blood test results or actual test values? A retrospective study in two hospitals
    Mohammed A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, Edgbaston, Birmingham, West Midlands, United Kingdom
    PLoS ONE 7:e46860. 2012
    ....
  10. doi request reprint Why traditional statistical process control charts for attribute data should be viewed alongside an xmr-chart
    Mohammed A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, England
    BMJ Qual Saf 22:263-9. 2013
    ..We conclude that the combined use of attribute charts and xmr-charts, which requires little additional effort, is a useful strategy because it is less likely to mislead us and more likely to give us the insight to do the right thing...
  11. pmc Factors which influence the length of an out-of-hours telephone consultation in primary care: a retrospective database study
    Mohammed A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, Birmingham, England, University of Birmingham, Edgbaston, Birmingham, B15 2TT, UK
    BMC Health Serv Res 12:430. 2012
    ..Given the increasing use of telephone consultation it is important to determine the factors which influence the length of a telephone consultation...
  12. doi request reprint Introducing analysis of means to medical statistics
    Mohammed A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, Birmingham B15 2TT, UK
    BMJ Qual Saf 21:529-32. 2012
    ..These limitations are elegantly overcome by the analysis of means, which is widely used in industrial statistics, and illustrated here using means and proportions...
  13. pmc Weekend admission to hospital has a higher risk of death in the elective setting than in the emergency setting: a retrospective database study of national health service hospitals in England
    Mohammed A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, Birmingham, England, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK
    BMC Health Serv Res 12:87. 2012
    ..We investigated the risk of death in elective and elective patients admitted over the weekend versus the weekdays...
  14. pmc Analysis of inadequate cervical smears using Shewhart control charts
    Wayne N Harrison
    Walsall Teaching Primary Care Trust, Lichfield House, WS1 1TE, UK
    BMC Public Health 4:25. 2004
    ..Furthermore, the proportion of inadequate smears is known to vary widely amongst providers. This study investigates this variation using Shewhart's theory of variation and control charts, and suggests strategies for addressing this...
  15. pmc Evidence of methodological bias in hospital standardised mortality ratios: retrospective database study of English hospitals
    Mohammed A Mohammed
    Unit of Public Health, Epidemiology and Biostatistics, University of Birmingham, Birmingham B15 2TT
    BMJ 338:b780. 2009
    ..To assess the validity of case mix adjustment methods used to derive standardised mortality ratios for hospitals, by examining the consistency of relations between risk factors and mortality across hospitals...
  16. doi request reprint Plotting basic control charts: tutorial notes for healthcare practitioners
    M A Mohammed
    Department of Public Health and Epidemiology, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK
    Qual Saf Health Care 17:137-45. 2008
    ..Some more advanced topics are also mentioned with suggestions for further reading...
  17. pmc An investigation into general practitioners associated with high patient mortality flagged up through the Shipman inquiry: retrospective analysis of routine data
    Mohammed A Mohammed
    Department of Public Health and Epidemiology, University of Birmingham, Edgbaston, Birmingham B15 2TT
    BMJ 328:1474-7. 2004
    ..To identify a credible explanation for the excessively high mortality associated with general practitioners who were flagged up by the Shipman inquiry...
  18. ncbi request reprint Analysing the performance of in vitro fertilization clinics in the United Kingdom
    Mohammed A Mohammed
    Department of Public Health and Epidemiology, University of Birmingham, Edgbaston, Birmingham, UK
    Hum Fertil (Camb) 9:145-51. 2006
    ..We outline strategies for dealing with common and special causes of variation in IVF clinic performance data...
  19. ncbi request reprint Comparing processes of stroke care in high- and low-mortality hospitals in the West Midlands, UK
    Mohammed A Mohammed
    Public Health and Epidemiology, Birmingham University, Birmingham, UK
    Int J Qual Health Care 17:31-6. 2005
    ....
  20. ncbi request reprint Understanding variation in quality improvement: the treatment of sore throats in primary care
    Tom Marshall
    Department of Public Health and Epidemiology, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK
    Fam Pract 20:69-73. 2003
    ..The initiative produced only modest improvements in prescribing practice, a finding the authors found difficult to explain. This paper reanalyses the data from an audit of antibiotic prescribing for sore throat in general practice...
  21. pmc The effect of chance variability in blood pressure readings on the decision making of general practitioners: an internet-based case vignette study
    Mohammed A Mohammed
    Primary Care Clinical Sciences, University of Birmingham, Edgbaston, Birmingham, United Kingdom
    PLoS ONE 7:e46556. 2012
    ..g. BP 140/90 mmHg); but this fails to adequately accommodate a common cause of variation--the play of chance...
  22. pmc Understanding variation for clinical governance: an illustration using the diagnosis and treatment of sore throat
    Tom Marshall
    Department of Public Health and Epidemiology, University of Birmingham, Edgbaston
    Br J Gen Pract 52:277-83. 2002
    ..The control chart is a method of distinguishing between these two kinds of variation: it is used in industry to effect improvement and may be useful in primary care...
  23. doi request reprint Patient and other factors influencing the prescribing of cardiovascular prevention therapy in the general practice setting with and without nurse assessment
    Mohammed A Mohammed
    University of Birmingham, Edgbaston, Birmingham
    Med Decis Making 32:498-506. 2012
    ..Although guidelines indicate when patients are eligible for antihypertensives and statins, little is known about whether general practitioners (GPs) follow this guidance...
  24. pmc What is the empirical evidence that hospitals with higher-risk adjusted mortality rates provide poorer quality care? A systematic review of the literature
    David W Pitches
    Department of Public Health and Epidemiology, University of Birmingham, Birmingham, UK
    BMC Health Serv Res 7:91. 2007
    ..We undertook a systematic review to ascertain the extent to which variations in risk-adjusted mortality rates were associated with differences in quality of care...
  25. ncbi request reprint A randomized controlled trial of league tables and control charts as aids to health service decision-making
    Tom Marshall
    Public Health and Epidemiology, University of Birmingham, UK
    Int J Qual Health Care 16:309-15. 2004
    ..This study uses a randomized controlled trial design to investigate the effects of two forms of data presentation--league tables and control charts--on health service decision-makers...
  26. pmc Patterns of warfarin use in subgroups of patients with atrial fibrillation: a cross-sectional analysis of 430 general practices in the United Kingdom
    Mohammed A Mohammed
    School of Health and Population Sciences, University of Birmingham, Edgbaston, Birmingham, United Kingdom
    PLoS ONE 8:e61979. 2013
    ....
  27. pmc A practical method for monitoring general practice mortality in the UK: findings from a pilot study in a health board of Northern Ireland
    Mohammed A Mohammed
    Department of Public Health and Epidemiology, University of Birmingham
    Br J Gen Pract 55:670-6. 2005
    ..The Baker report into Dr Harold Shipman's murders recommended monitoring mortality in general practice, but there is currently no practical method available to implement this...
  28. pmc Adjusting for treatment refusal in rationing decisions
    Richard Lilford
    Department of Public Health and Epidemiology, University of Birmingham, Birmingham B15 2TT
    BMJ 332:542-4. 2006
  29. pmc Was Rodney Ledward a statistical outlier? Retrospective analysis using routine hospital data to identify gynaecologists' performance
    Mike Harley
    Inter Authority Comparisons and Consultancy, Health Services Management Centre, University of Birmingham, Birmingham B15 2RT
    BMJ 330:929. 2005
    ....
  30. pmc The combined influence of distance and neighbourhood deprivation on Emergency Department attendance in a large English population: a retrospective database study
    Gavin M Rudge
    School of Health and Population Sciences, University of Birmingham, Birmingham, United Kingdom
    PLoS ONE 8:e67943. 2013
    ..In conclusion, ED use is related to both deprivation and distance, but the effect of distance is modified by deprivation...
  31. pmc Implementation of pay for performance in primary care: a qualitative study 8 years after introduction
    Helen Lester
    School of Health and Population Sciences, University of Birmingham, Birmingham
    Br J Gen Pract 63:e408-15. 2013
    ..Pay for performance is now a widely adopted quality improvement initiative in health care. One of the largest schemes in primary care internationally is the English Quality and Outcomes Framework (QOF)...
  32. pmc The impact of the introduction of liquid based cytology on the variation in the proportion of inadequate samples between GP practices
    Wayne N Harrison
    Department of Public Health and Epidemiology, University of Birmingham, Birmingham, UK
    BMC Public Health 7:191. 2007
    ..This study investigates the effect of LBC on the variation in the proportion of inadequate samples between general practices using Shewhart's theory of variation and control charts...
  33. ncbi request reprint Use and misuse of process and outcome data in managing performance of acute medical care: avoiding institutional stigma
    Richard Lilford
    Department of Public Health and Epidemiology, University of Birmingham, UK
    Lancet 363:1147-54. 2004
    ....
  34. pmc Performance league tables: the NHS deserves better
    Peymane Adab
    Department of Public Health and Epidemiology, University of Birmingham, Edgbaston, Birmingham, B15 2TT
    BMJ 324:95-8. 2002
  35. pmc Case-mix adjusted hospital mortality is a poor proxy for preventable mortality: a modelling study
    Alan J Girling
    Department of Public Health, Epidemiology and Biostatistics, University of Birmingham, Birmingham, UK
    BMJ Qual Saf 21:1052-6. 2012
    ..This value could rise to 30%, if 15% of deaths are preventable. The model offers a 'reality check' for case mix adjustment schemes designed to isolate the preventable component of any outcome rate...
  36. ncbi request reprint Monitoring patients using control charts: a systematic review
    Ruth Tennant
    Department of Public Health and Epidemiology, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK
    Int J Qual Health Care 19:187-94. 2007
    ..To systematically review the uses control charts to monitor clinical variables in individual patients...
  37. pmc The value of administrative databases
    Mohammed A Mohammed
    BMJ 334:1014-5. 2007