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  1. Queen Mary University of London
  2. Research
  3. Publications

Publications: MRS Tahania Ahmad

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Ahmad T, Dayem Ullah AZM, Chelala C, Taylor SJC ( 2025 ) . Beyond Survival: Understanding Ethnic and Socioeconomic Disparities in Post-Cancer Healthcare Use in England . Cancers vol. 18 , ( 1 )
Ahmad T, Ullah AZMD, Chelala C, Taylor SJC ( 2025 ) . Ethnic and Socio-Economic Variations in Comorbidity and Mortality in Cancer Survivors: A UK Population-Based Observational Study . Cancers vol. 17 , ( 6 )
Ahmad TA, Dayem Ullah AZ, Chelala C, Gopal DP, Eto F, Henkin R, Samuel M, Finer S et al. ( 2024 ) . Prevalence of multimorbidity in survivors of 28 cancer sites: an English nationwide cross-sectional study . American Journal of Cancer Research vol. 14 , ( 2 ) 880 - 896 .
Eto F, Samuel M, Henkin R, Mahesh M, Ahmad T, Angdembe A, McAllister-Williams RH, Missier P et al. ( 2023 ) . Ethnic differences in early onset multimorbidity and associations with health service use, long-term prescribing, years of life lost, and mortality: A cross-sectional study using clustering in the UK Clinical Practice Research Datalink . PLOS Medicine vol. 20 , ( 10 )
Ahmad TA, Gopal DP, Chelala C, Dayem Ullah AZ, Taylor SJ ( 2023 ) . Multimorbidity in people living with and beyond cancer: a scoping review . American Journal of Cancer Research vol. 13 , ( 9 ) 4346 - 4365 .
Gopal DP, Ahmad T, Efstathiou N, Guo P, Taylor SJC ( 2022 ) . What is the evidence behind cancer care reviews, a primary care cancer support tool? A scoping review . Journal of Cancer Survivorship vol. 17 , ( 6 ) 1780 - 1798 .
Ahmad T, Gopal D, Ullah AZMD, Taylor S ( 2022 ) . Multimorbidity in patients living with and beyond cancer: protocol for a scoping review .
Pearse R, Ranieri M, Abbott T, Pakats M-L, Piervincenzi E, Patel A, Kahan B, Rhodes A et al. ( 2021 ) . Postoperative continuous positive airway pressure to prevent pneumonia, re-intubation, and death after major abdominal surgery (PRISM): a multicentre, open-label, randomised, phase 3 trial . The Lancet Respiratory Medicine vol. 9 , ( 11 ) 1221 - 1230 .
Kahan BC, Ahmad T, Forbes G, Cro S ( 2020 ) . Public availability and adherence to prespecified statistical analysis approaches was low in published randomized trials . Journal of Clinical Epidemiology vol. 128 , 29 - 34 .
Riedel B, Li MH-G, Lee CHA, Ismail H, Cuthbertson BH, Wijeysundera DN, Ho KM, Investigators FTMS et al. ( 2020 ) . A simplified (modified) Duke Activity Status Index (M-DASI) to characterise functional capacity: a secondary analysis of the Measurement of Exercise Tolerance before Surgery (METS) study . British Journal of Anaesthesia vol. 126 , ( 1 ) 181 - 190 .
Cro S, Forbes G, Johnson NA, Kahan BC ( 2020 ) . Evidence of unexplained discrepancies between planned and conducted statistical analyses: a review of randomised trials . BMC Medicine vol. 18 , ( 1 )
Wijeysundera DN, Beattie WS, Hillis GS, Abbott TEF, Shulman MA, Ackland GL, Mazer CD, Myles PS et al. ( 2019 ) . Integration of the Duke Activity Status Index into preoperative risk evaluation: a multicentre prospective cohort study . British Journal of Anaesthesia vol. 124 , ( 3 ) 261 - 270 .
Ackland GL, Abbott TEF, Minto G, Clark M, Owen T, Prabhu P, May SM, Reynolds JA et al. ( 2019 ) . Heart rate recovery and morbidity after noncardiac surgery: Planned secondary analysis of two prospective, multi-centre, blinded observational studies . PLOS ONE vol. 14 , ( 8 )
Bartoszko J, Thorpe KE, Laupacis A, Wijeysundera DN, Myles PS, Shulman MA, Wallace S, Farrington C et al. ( 2019 ) . Association of preoperative anaemia with cardiopulmonary exercise capacity and postoperative outcomes in noncardiac surgery: a substudy of the Measurement of Exercise Tolerance before Surgery (METS) Study . British Journal of Anaesthesia vol. 123 , ( 2 ) 161 - 169 .
Chaudery H, MacDonald N, Ahmad T, Chandra S, Tantri A, Sivasakthi V, Mansor M, Matos R et al. ( 2019 ) . Acute Kidney Injury and Risk of Death After Elective Surgery . Anesthesia & Analgesia vol. Publish Ahead of Print , ( &NA; )
Giacco D, Bird VJ, Ahmad T, Bauer M, Lasalvia A, Lorant V, Miglietta E, Moskalewicz J et al. ( 2019 ) . The same or different psychiatrists for in- and out-patient treatment? A multi-country natural experiment - ADDENDUM . Epidemiology and Psychiatric Sciences vol. 29 ,
Abbott TEF, Greaves KE, Patel A, Ahmad T, Haddow J, Futier E, Biais M, Slim K et al. ( 2019 ) . Prospective observational cohort study on grading the severity of postoperative complications in global surgery research . British Journal of Surgery vol. 106 , ( 2 ) e73 - e80 .
Kahan B, Forbes G, Ahmad T, Johnson N, Cro S ( 2019 ) . Statistical transparency in clinical trials: an evaluation of unexplained discrepancies between planned and conducted analyses . TRIALS . vol. 20 ,
Giacco D, Bird VJ, Ahmad T, Bauer M, Lasalvia A, Lorant V, Miglietta E, Moskalewicz J et al. ( 2018 ) . The same or different psychiatrists for in- and out-patient treatment? A multi-country natural experiment . Epidemiology and Psychiatric Sciences vol. 29 ,
Fowler AJ, Ahmad T, Abbott TEF, Torrance HD, Wouters PF, De Hert S, Lobo SM, Rasmussen LS et al. ( 2018 ) . Association of preoperative anaemia with postoperative morbidity and mortality: an observational cohort study in low-, middle-, and high-income countries . British Journal of Anaesthesia vol. 121 , ( 6 ) 1227 - 1235 .
Ackland GL, Abbott TEF, Cain D, Edwards MR, Sultan P, Karmali SN, Fowler AJ, Whittle JR et al. ( 2018 ) . Preoperative systemic inflammation and perioperative myocardial injury: prospective observational multicentre cohort study of patients undergoing non-cardiac surgery . British Journal of Anaesthesia vol. 122 , ( 2 ) 180 - 187 .
Wijeysundera DN, Pearse RM, Shulman MA, Abbott TEF, Torres E, Ambosta A, Croal BL, Granton JT et al. ( 2018 ) . Assessment of functional capacity before major non-cardiac surgery: an international, prospective cohort study . The Lancet vol. 391 , ( 10140 ) 2631 - 2640 .
Abbott TEF, Ahmad T, Phull MK, Fowler AJ, Hewson R, Biccard BM, Chew MS, Gillies M et al. ( 2017 ) . The surgical safety checklist and patient outcomes after surgery: a prospective observational cohort study, systematic review and meta-analysis . British Journal of Anaesthesia vol. 120 , ( 1 ) 146 - 155 .
Abbott TEF, Pearse RM, Archbold RA, Ahmad T, Niebrzegowska E, Wragg A, Rodseth RN, Devereaux PJ et al. ( 2017 ) . A Prospective International Multicentre Cohort Study of Intraoperative Heart Rate and Systolic Blood Pressure and Myocardial Injury After Noncardiac Surgery . Anesthesia & Analgesia vol. 126 , ( 6 ) 1936 - 1945 .
Szakmany T, Ditai J, Kirov M, Protsenko D, Osinaike B, Venara A, Demartines N, Hubner M et al. ( 2017 ) . In-hospital clinical outcomes after upper gastrointestinal surgery: Data from an international observational study . European Journal of Surgical Oncology vol. 43 , ( 12 ) 2324 - 2332 .
Ahmad T, Bouwman RA, Grigoras I, Aldecoa C, Hofer C, Hoeft A, Holt P, Fleisher LA et al. ( 2017 ) . Use of failure-to-rescue to identify international variation in postoperative care in low-, middle- and high-income countries: a 7-day cohort study of elective surgery . British Journal of Anaesthesia vol. 119 , ( 2 ) 258 - 266 .
Abbott TEF, Pearse RM, Archbold RA, Wragg A, Kam E, Ahmad T, Khan AW, Niebrzegowska E et al. ( 2017 ) . Association between preoperative pulse pressure and perioperative myocardial injury: an international observational cohort study of patients undergoing non-cardiac surgery . British Journal of Anaesthesia vol. 119 , ( 1 ) 78 - 86 .
Kahan BC, Koulenti D, Arvaniti K, Beavis V, Campbell D, Chan M, Moreno R, Pearse RM et al. ( 2017 ) . Critical care admission following elective surgery was not associated with survival benefit: prospective analysis of data from 27 countries . Intensive Care Medicine vol. 43 , ( 7 ) 971 - 979 .
group TISOS ( 2016 ) . Global patient outcomes after elective surgery: prospective cohort study in 27 low-, middle- and high-income countries . British Journal of Anaesthesia vol. 117 , ( 5 ) 601 - 609 .
Pearse RM, Abbott TE, Haslop R, Ahmad T, Kahan BC, Filipini C, Rhodes A, Ranieri M ( 2016 ) . The Prevention of Respiratory Insufficiency after Surgical Management (PRISM) Trial. Report of the protocol for a pragmatic randomized controlled trial of CPAP to prevent respiratory complications and improve survival following major abdominal surgery . Minerva Anestesiologica vol. 83 , ( 2 ) 175 - 182 .
Abbott TEF, Ackland GL, Archbold RA, Wragg A, Kam E, Ahmad T, Khan AW, Niebrzegowska E et al. ( 2016 ) . Preoperative heart rate and myocardial injury after non-cardiac surgery: results of a predefined secondary analysis of the VISION study . British Journal of Anaesthesia vol. 117 , ( 2 ) 172 - 181 .
Prowle JR, Kam EPY, Ahmad T, Smith NCE, Protopapa K, Pearse RM ( 2016 ) . Preoperative renal dysfunction and mortality after non-cardiac surgery . British Journal of Surgery vol. 103 , ( 10 ) 1316 - 1325 .
Wijeysundera DN, Pearse RM, Shulman MA, Abbott TEF, Torres E, Croal BL, Granton JT, Thorpe KE et al. ( 2016 ) . Measurement of Exercise Tolerance before Surgery (METS) study: a protocol for an international multicentre prospective cohort study of cardiopulmonary exercise testing prior to major non-cardiac surgery . BMJ Open vol. 6 , ( 3 )
Jammer I, Ahmad T, Aldecoa C, Koulenti D, Goranovic T, Grigoras I, Mazul-Sunko B, Matas R et al. ( 2015 ) . Point Prevalence of Surgical Checklist Use in Europe . Survey of Anesthesiology vol. 59 , ( 6 ) 298 - 299 .
Ahmad T, Beilstein CM, Aldecoa C, Moreno RP, Molnár Z, Novak-Jankovic V, Hofer CK, Sander M et al. ( 2015 ) . Variation in haemodynamic monitoring for major surgery in European nations: secondary analysis of the EuSOS dataset . Perioperative Medicine vol. 4 , ( 1 )
Fowler AJ, Ahmad T, Phull MK, Allard S, Gillies MA, Pearse RM ( 2015 ) . Meta-analysis of the association between preoperative anaemia and mortality after surgery . British Journal of Surgery vol. 102 , ( 11 ) 1314 - 1324 .
Jammer I, Ahmad T, Aldecoa C, Koulenti D, Goranović T, Grigoras I, Mazul-Sunko B, Matos R et al. ( 2015 ) . Point prevalence of surgical checklist use in Europe: relationship with hospital mortality . British Journal of Anaesthesia vol. 114 , ( 5 ) 801 - 807 .
MacDonald N, Ahmad T, Mohr O, Kirk-Bayley J, Moppett I, Hinds CJ, Pearse RM ( 2014 ) . Dynamic preload markers to predict fluid responsiveness during and after major gastrointestinal surgery: an observational substudy of the OPTIMISE trial . British Journal of Anaesthesia vol. 114 , ( 4 ) 598 - 604 .
Eto F, Samuel M, Henkin R, Mahesh M, Ahmad T, Angdembe A, McAllister-Williams RH, Missier P et al. . Ethnic differences in early onset multimorbidity and associations with health service use, long-term prescribing, years of life lost, and mortality: an observational study using person-level clustering in the UK Clinical Practice Research Datalink .
Sawtell M, Wiggins M, Wiseman O, Mehay A, McCourt C, Sweeney L, Hatherall B, Ahmad T et al. . Group antenatal care: findings from a pilot randomised controlled trial of REACH Pregnancy Circles .
AHMAD T . Variation in haemodynamic monitoring for major surgery in European nations: secondary analysis of the EuSOS dataset . Perioperative Medicine
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