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Mr. Alexis Llewellyn
Research Fellow
1 - 25 out of 47Page size: 25
- 2022
Coenzyme Q10 to manage chronic heart failure with a reduced ejection fraction: a systematic review and economic evaluation
Claxton, L., Simmonds, M., Beresford, L., Cubbon, R., Dayer, M., Gottlieb, S. S., Hartshorne-Evans, N., Kilroy, B., Llewellyn, A., Rothery, C., Sharif, S., Tierney, J. F., Witte, K. K., Wright, K. & Stewart, L. A., 1 Jan 2022Article in Health technology assessment (Winchester, England)
- 2021
Non-invasive imaging software to assess the functional significance of coronary stenoses: a systematic review and economic evaluation
Duarte, A. I., Llewellyn, A., Walker, R. A. E., Schmitt, L. H. M., Wright, K., Walker, S. M., Rothery, C. & Simmonds, M. C., 1 Sep 2021Article in Health technology assessment
Cost-effectiveness of point-of-care creatinine testing to assess kidney function prior to contrast-enhanced computed tomography imaging
Duarte, A., Walker, S., Altunkaya, J., Dias, S., Corbett, M., Llewellyn, A., Harris, M. A., Palmer, S. & Soares, M., Sep 2021Article in European journal of radiology
Exploring Heterogeneity in Histology-Independent Technologies and the Implications for Cost-Effectiveness
Murphy, P. J., Claxton, L., Hodgson, R., Glynn, D., Beresford, L., Walton, M. J., Llewellyn, A., Palmer, S. J. & Dias, S., 13 Jan 2021, (E-pub ahead of print)Article in Medical Decision Making
- 2020
Imaging for detection of osteomyelitis in people with diabetic foot ulcers: A systematic review and meta-analysis
Llewellyn, A., Kraft, J., Holton, C., Harden, M. & Simmonds, M., 1 Oct 2020Article in European journal of radiology
Point-of-care creatinine tests to assess kidney function for outpatients requiring contrast-enhanced CT imaging: systematic reviews and economic evaluation
Corbett, M. S., Duarte, A. I., Llewellyn, A., Altunkaya, J., Harden, M., Harris, M., Walker, S. M., Palmer, S. J., Dias, S. & Soares, M. O., Aug 2020Article in Health Technology Asssessment
- 2019
Imaging tests for the detection of osteomyelitis: a systematic review
Llewellyn, A., Jones-Diette, J., Kraft, J., Holton, C., Harden, M. & Simmonds, M., 1 Oct 2019Article in Health technology assessment
Balloon dilatation of the eustachian tube for obstructive eustachian tube dysfunction in adults
Patel, A., Smith, M. E., Norman, G., Llewellyn, A. & Tysome, J. R., 29 Sep 2019Article in Cochrane Database of Systematic Reviews
Defining Professionalism for Mental Health Services: A Rapid Systematic Review
Aylott, L. M. E., Tiffin, P. A., Saad, M., Llewellyn, A. R. & Finn, G. M., 1 Jan 2019Review article in Journal of Mental Health
- 2018
Interventional Management of Hyperhidrosis in Secondary Care: A Systematic Review
Wade, R., Llewellyn, A., Jones-Diette, J., Wright, K., Rice, S., Layton, A. M., Levell, N. J., Craig, D. & Woolacott, N., 17 Sep 2018Article in British Journal of Dermatology
High-throughput non-invasive prenatal testing for fetal rhesus D status in RhD-negative women not known to be sensitised to the RhD antigen: a systematic review and economic evaluation
Saramago, P., Yang, H., Llewellyn, A., Walker, R., Harden, M., Palmer, S., Griffin, S. & Simmonds, M., 21 Mar 2018Article in Health technology assessment
High-throughput, non-invasive prenatal testing for fetal RHD genotype to guide antenatal prophylaxis with anti-D immunoglobulin: a cost-effectiveness analysis
Saramago Goncalves, P. R., Yang, H., Llewellyn, A., Palmer, S. J., Simmonds, M. C. & Griffin, S., 7 Feb 2018, (E-pub ahead of print)Article in BJOG : an international journal of obstetrics and gynaecology
- 2017
Interventions for hyperhidrosis in secondary care: a systematic review and value-of-information analysis
Wade, R., Rice, S., Llewellyn, A., Moloney, E., Jones-Diette, J., Stoniute, J., Wright, K., Layton, A. M., Levell, N. J., Stansby, G., Craig, D. & Woolacott, N., 1 Dec 2017Article in Health technology assessment
Evaluating progestogens for prevention of preterm birth international collaborative (EPPPIC) individual participant data (IPD) meta-analysis: protocol
Stewart, L. A., Simmonds, M., Duley, L., Dietz, K. C., Harden, M., Hodkinson, A., Llewellyn, A., Sharif, S., Walker, R., Wright, K. & EPPPIC group, 28 Nov 2017Article in Systematic Reviews
- 2016
Simple tests for the diagnosis of childhood obesity: A systematic review and meta-analysis
Simmonds, M., Llewellyn, A., Owen, C. G. & Woolacott, N., 19 Oct 2016, (E-pub ahead of print)Article in Obesity reviews
The Clinical and Cost Effectiveness of Vortioxetine for the Treatment of a Major Depressive Episode in Patients With Failed Prior Antidepressant Therapy: A Critique of the Evidence
Lomas, J., Llewellyn, A., Soares, M., Simmonds, M., Wright, K., Eastwood, A. & Palmer, S., 1 Sep 2016Article in PharmacoEconomics
Antiretroviral therapy and liver disease progression in HIV and hepatitis C co-infected patients: a systematic review and meta-analysis
Llewellyn, A. R., Simmonds, M. C., Irving, W. L., Brunton, G. & Sowden, A. J., 15 Aug 2016Article in Hepatology, Medicine and Policy
Daclatasvir for the Treatment of Chronic Hepatitis C: A Critique of the Clinical and Economic Evidence
Llewellyn, A., Faria, R., Woods, B., Simmonds, M., Lomas, J., Woolacott, N. & Griffin, S., 8 Jun 2016, (E-pub ahead of print)Article in PharmacoEconomics
Predicting adult obesity from childhood obesity: A systematic review and meta-analysis
Simmonds, M., Llewellyn, A., Owen, C. G. & Woolacott, N., 1 Feb 2016Article in Obesity reviews
Childhood obesity as a predictor of morbidity in adulthood: a systematic review and meta-analysis
Llewellyn, A., Simmonds, M., Owen, C. G. & Woolacott, N., Jan 2016Article in Obesity reviews
- 2015
The use of measures of obesity in childhood for predicting obesity and the development of obesity-related diseases in adulthood: A systematic review and meta-analysis
Simmonds, M., Burch, J., Llewellyn, A., Griffiths, C., Yang, H., Owen, C., Duffy, S. & Woolacott, N., Jun 2015Article in Health technology assessment