Saleema Rexsaleemarexmain

Statistician/Research Associate

Design Trials and Statistics, ScHARR
The University of Sheffield
c/o Regent Court
30 Regent Street
S10 2TA

Office: Room 3.04, Innovation Centre

Tel: +44 (0)114 22 24028



I joined the Clinical Trials Research Unit (CTRU) in Jun 2019 as a Statistician/Research Associate. I support several studies within the unit. I previously worked as a Research Fellow - Statistician in York Trials Unit, the University of York after completing a Masters in Medical Statistics in Oct 2018. Before that, I worked here in Sheffield CTRU as a Data Specialist for three years and before that as Data Management Officer for three years. I also have experience working as a Data Analyst Programmer at Forth Communications, Bangor, UK for five years.

Current Studies

  • PITSTOP: Pilonidal sinus Treatment: Studying the Options.
  • ACtiF: Development and evaluation of an intervention to support Adherence to treatment in adults with Cystic Fibrosis (ACtiF)
  • IDEA: The Invasive Dentistry – Endocarditis Association Study
  • VTE: The cost-effectiveness of venous thromboembolism risk assessment tools for hospital in patients

Research Interests

  • Randomised Controlled Trials Methodology
  • Causal Inference
  • Use of routine data in medical research


  • MSc in Medical Statistics, London School of Hygiene and Tropical Medicine (LSHTM), London. Oct 2018.
  • Graduate Certificate in Statistics, The University of Sheffield, UK. Jun 2014
  • PG Diploma in Computing for Commerce and Industry, The Open university, UK. Jul 2008
  • Java Programming (Theory and Practical), Scheidegger Training UK. Aug 2004
  • B.A. Communicative English, Mahatma Gandhi University, Kerala, India. Jun 1998


  • NIHR Statistics Group Third Annual Conference, Sheffield. 20th to 21st Jun 2019
  • Statistical Analysis of Multi-Outcome Data Conference, Manchester, UK. 6th to 7th Jun 2019
  • NIHR Statistics group – Early Phase Clinical Trials meeting, Birmingham, UK. 28th Feb 2019
  • Recent & Future Trends in Biostatistics, Cambridge, UK. 11th Nov 2017


  • Exploring mechanisms in clinical trials of complex interventions using mediation’ - co-author of an oral presentation. ISCB, Belgium, Jul 2019
  • ‘Attrition in trials treating depression – Systematic Review and meta-analysis’ – co-author of an abstract accepted for poster presentation. ICTMC, Brighton, UK. Oct 2019

Saleema Rex is based in Design, Trials and Statistics

Journal articles

Conference proceedings papers