Research using CPRD data has informed drug safety guidance and clinical practice and resulted in over 2,500 peer-reviewed publications. The CPRD bibliography is updated on a monthly basis (last updated 6 July 2020) and papers are listed below and in the PDF below.

If you have published papers using CPRD data which are not included in this list, please contact us at so that we can update the bibliography.


 (PDF, 3MB, 206 pages) 

This work uses data provided by patients and collected by the NHS as part of their care and support. CPRD encourages researchers to use this citation in all publications using CPRD data. Find out more about acknowledging the use of patient data at the Understanding Patient Data website



Export 15 results:
Author Title [ Type(Desc)] Year
Filters: Author is Crooks, C. J.  [Clear All Filters]
Journal Article
S. Ratib, Fleming, K. M., Crooks, C. J., Aithal, G. P., and West, J., 1 and 5 year survival estimates for people with cirrhosis of the liver in England, 1998-2009: a large population study, J Hepatol, vol. 60, pp. 282-9, 2014.
A. A. Sultan, Crooks, C. J., Card, T., Tata, L. J., Fleming, K. M., and West, J., Causes of death in people with coeliac disease in England compared with the general population: a competing risk analysis, Gut, vol. 64, pp. 1220-6, 2015.
F. Othman, Crooks, C. J., and Card, T. R., Community acquired pneumonia incidence before and after proton pump inhibitor prescription: population based study, Bmj, vol. 355, p. i5813, 2016.
C. J. Crooks, West, J., and Card, T. R., Comorbidities affect risk of nonvariceal upper gastrointestinal bleeding, Gastroenterology, vol. 144, pp. 1384-93, 1393.e1-2; quiz e18-9, 2013.
C. J. Crooks, West, J., and Card, T. R., A comparison of the recording of comorbidity in primary and secondary care by using the Charlson Index to predict short-term and long-term survival in a routine linked data cohort, BMJ Open, vol. 5, p. e007974, 2015.
C. J. Crooks, Card, T. R., and West, J., Defining upper gastrointestinal bleeding from linked primary and secondary care data and the effect on occurrence and 28 day mortality, BMC Health Serv Res, vol. 12, p. 392, 2012.
S. Ratib, West, J., Crooks, C. J., and Fleming, K. M., Diagnosis of liver cirrhosis in England, a cohort study, 1998-2009: a comparison with cancer, Am J Gastroenterol, vol. 109, pp. 190-8, 2014.
C. J. Crooks, West, J., Solaymani-Dodaran, M., and Card, T. R., The epidemiology of haemochromatosis: a population-based study, Aliment Pharmacol Ther, vol. 29, pp. 183-92, 2009.
C. J. Crooks, Card, T. R., and West, J., Excess long-term mortality following non-variceal upper gastrointestinal bleeding: a population-based cohort study, PLoS Med, vol. 10, p. e1001437, 2013.
J. West, Fleming, K. M., Tata, L. J., Card, T. R., and Crooks, C. J., Incidence and prevalence of celiac disease and dermatitis herpetiformis in the UK over two decades: population-based study, Am J Gastroenterol, vol. 109, pp. 757-68, 2014.
A. A. Sultan, Tata, L. J., Fleming, K. M., Crooks, C. J., Ludvigsson, J. F., Dhalwani, N. N., Ban, L., and West, J., Pregnancy complications and adverse birth outcomes among women with celiac disease: a population-based study from England, Am J Gastroenterol, vol. 109, pp. 1653-61, 2014.
F. Othman, Card, T. R., and Crooks, C. J., Proton pump inhibitor prescribing patterns in the UK: a primary care database study, Pharmacoepidemiol Drug Saf, vol. 25, pp. 1079-87, 2016.
F. Zingone, A. Sultan, A., Crooks, C. J., Tata, L. J., Ciacci, C., and West, J., The risk of community-acquired pneumonia among 9803 patients with coeliac disease compared to the general population: a cohort study, Aliment Pharmacol Ther, vol. 44, pp. 57-67, 2016.
C. J. Crooks, Card, T. R., and West, J., The Use of a Bayesian Hierarchy to Develop and Validate a Co-Morbidity Score to Predict Mortality for Linked Primary and Secondary Care Data from the NHS in England, PLoS One, vol. 11, p. e0165507, 2016.
C. J. Crooks, West, J., and Jepsen, P., A validation study of the CirCom comorbidity score in an English cirrhosis population using the Clinical Practice Research Datalink, Clin Epidemiol, vol. 10, pp. 107-120, 2018.
[Page last reviewed 6 July 2020]