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M. Ansari · SciRah

Researcher profile · Semantic Scholar

M. Ansari

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M. Ansari — researcher profile on SciRah

h-index: 27
Works: 343
Citations: 23K

Most-cited papers

ROBINS-I: a tool for assessing risk of bias in non-randomised studies of interventions
J. Sterne, M. Hernán, B. Reeves, J. Savović +31 more
2016British medical journal19K citations Open access
Semantic Scholar
GRADE guidelines: 21 part 1. Study design, risk of bias and indirectness in rating the certainty across a body of evidence for test accuracy.
H. Schunemann, R. Mustafa, J. Brożek, K. Steingart +27 more
2020Journal of Clinical Epidemiology332 citations Open access
Semantic Scholar
GRADE guidelines: 21 part 2. Inconsistency, Imprecision, publication bias and other domains for rating the certainty of evidence for test accuracy and presenting it in evidence profiles and summary of findings tables.
H. Schunemann, R. Mustafa, J. Brożek, K. Steingart +27 more
2020Journal of Clinical Epidemiology293 citations Open access
Semantic Scholar
A risk of bias instrument for non-randomized studies of exposures: A users’ guide to its application in the context of GRADE
Rebecca L. Morgan, K. Thayer, N. Santesso, A. Holloway +14 more
2018Environment International215 citations Open access
Semantic Scholar
Perioperative use of pregabalin for acute pain—a systematic review and meta-analysis
N. Eipe, J. Penning, F. Yazdi, R. Mallick +3 more
2015Pain153 citations
Semantic Scholar
The incidence and prevalence of delirium across palliative care settings: A systematic review
C. Watt, F. Momoli, M. Ansari, L. Sikora +6 more
2019Palliative Medicine148 citations Open access
Semantic Scholar
Development quality criteria to evaluate nontherapeutic studies of incidence, prevalence, or risk factors of chronic diseases: pilot study of new checklists.
T. Shamliyan, Robert L. Kane, M. Ansari, G. Raman +9 more
2011Journal of Clinical Epidemiology141 citations
Semantic Scholar
SAGES guidelines for the surgical treatment of gastroesophageal reflux (GERD)
B. Slater, Rebecca C. Dirks, Sophia K McKinley, M. Ansari +15 more
2021Surgical Endoscopy123 citations
Semantic Scholar
Assessment of Thiopurine S-Methyltransferase Activity in Patients Prescribed Thiopurines: A Systematic Review
Ronald A. Booth, M. Ansari, E. Loit, A. Tricco +6 more
2011Annals of Internal Medicine117 citations Open access
Semantic Scholar
Assessing the Accuracy of Google Translate To Allow Data Extraction From Trials Published in Non-English Languages
Ma Boston, E. Balk, M. Chung, L. Ming-Hua +27 more
201284 citations
Semantic Scholar
Perioperative Diastolic Dysfunction in Patients Undergoing Noncardiac Surgery Is an Independent Risk Factor for Cardiovascular Events: A Systematic Review and Meta-analysis
Ashraf Fayad, M. Ansari, Homer Yang, T. Ruddy +1 more
2016Anesthesiology72 citations
Semantic Scholar
GRADE equity guidelines 3: considering health equity in GRADE guideline development: rating the certainty of synthesized evidence
V. Welch, E. Akl, K. Pottie, M. Ansari +29 more
2017Journal of Clinical Epidemiology69 citations Open access
Semantic Scholar
An Analytical Framework for Delirium Research in Palliative Care Settings: Integrated Epidemiologic, Clinician-Researcher, and Knowledge User Perspectives
P. Lawlor, D. Davis, M. Ansari, A. Hosie +14 more
2014Journal of Pain and Symptom Management48 citations Open access
Semantic Scholar
Two methods provide similar signals for the need to update systematic reviews
M. Chung, S. Newberry, M. Ansari, W. W. Yu +8 more
2012Journal of Clinical Epidemiology45 citations Open access
Semantic Scholar
A surveillance system to assess the need for updating systematic reviews
N. Ahmadzai, S. Newberry, M. Maglione, A. Tsertsvadze +8 more
2013Systematic Reviews42 citations Open access
Semantic Scholar
Defining ranges for certainty ratings of diagnostic accuracy: A GRADE concept paper.
M. Hultcrantz, R. Mustafa, M. Leeflang, V. Lavergne +15 more
2020Journal of Clinical Epidemiology32 citations Open access
Semantic Scholar
A comparative assessment of three formulations of botulinum toxin A for facial rhytides: a systematic review and meta-analyses
J. Bonaparte, D. Ellis, J. Quinn, M. Ansari +2 more
2013Systematic Reviews30 citations Open access
Semantic Scholar
A Scoping Review to Map Empirical Evidence Regarding Key Domains and Questions in the Clinical Pathway of Delirium in Palliative Care.
P. Lawlor, Nicole Rutkowski, A. Macdonald, M. Ansari +11 more
2019Journal of Pain and Symptom Management29 citations Open access
Semantic Scholar
Developing trustworthy recommendations as part of an urgent response (1–2 weeks): a GRADE concept paper
E. Akl, Rebecca L. Morgan, Andrew A. Rooney, Brandiese E. J. Beverly +33 more
2020Journal of Clinical Epidemiology27 citations Open access
Semantic Scholar
Interactions of commonly used dietary supplements with cardiovascular drugs: a systematic review
S. Kanji, D. Seely, F. Yazdi, J. Tetzlaff +8 more
2012Systematic Reviews21 citations Open access
Semantic Scholar
Identifying Signals for Updating Systematic Reviews: A Comparison of Two Methods
P. Shekelle, S. Newberry, Helen K. Wu, M. Suttorp +11 more
201120 citations
Semantic Scholar
Prevention of preterm birt h in women at risk
K. Roelens, Dominique Roberfroid, N. Ahmadzai, M. Ansari +16 more
201419 citations Open access
Semantic Scholar
Do sugar-sweetened beverages cause adverse health outcomes in adults? A systematic review protocol
C. Hamel, A. Stevens, Kavita Singh, M. Ansari +14 more
2014Systematic Reviews18 citations Open access
Semantic Scholar
Comparative Effectiveness and Harms of Intraoperative Transesophageal Echocardiography in Noncardiac Surgery: A Systematic Review
Ashraf Fayad, S. Shillcutt, M. Meineri, T. Ruddy +1 more
2018Seminars in Cardiothoracic and Vascular Anesthesia17 citations
Semantic Scholar
Intrathecal Analgesia for Chronic Refractory Pain: Current and Future Prospects
C. Smyth, N. Ahmadzai, Jason Wentzell, Ashley Pardoe +7 more
2015Drugs17 citations
Semantic Scholar
[Table, Finding Grey Literature Evidence and Assessing for Outcome and Analysis Reporting Biases When Comparing Medical Interventions: AHRQ and the Effective Health Care Program].
Howard Balshem, A. Stevens, M. Ansari, S. Norris +6 more
201316 citations
Semantic Scholar
Surveillance and Identification of Signals for Updating Systematic Reviews: Implementation and Early Experience
S. Newberry, N. Ahmadzai, A. Motala, A. Tsertsvadze +9 more
201314 citations
Semantic Scholar
Do sugar-sweetened beverages cause adverse health outcomes in children? A systematic review protocol
A. Stevens, C. Hamel, Kavita Singh, M. Ansari +15 more
2014Systematic Reviews13 citations Open access
Semantic Scholar
Development and Implementation of the Standards for Evaluating and Reporting Epidemiologic Studies on Chronic Disease Incidence or Prevalence
T. Shamliyan, M. Ansari, G. Raman, N. Berkman +8 more
201313 citations Open access
Semantic Scholar
Pre-analytic and analytic sources of variations in thiopurine methyltransferase activity measurement in patients prescribed thiopurine-based drugs: A systematic review.
E. Loit, A. Tricco, Sophia Tsouros, M. Sears +2 more
2011Clinical Biochemistry13 citations Open access
Semantic Scholar
SAGES 2022 guidelines regarding the use of laparoscopy in the era of COVID-19
Amelia T. Collings, D. Jeyarajah, Nader M. Hanna, J. Dort +9 more
2022Surgical Endoscopy12 citations Open access
Semantic Scholar
Predicting Outcomes From Radical Radiotherapy for Non-small Cell Lung Cancer: A Systematic Review of the Existing Literature
G. Walls, G. Hanna, Fang Qi, Sai Zhao +3 more
2018Frontiers in Oncology12 citations Open access
Semantic Scholar
Considerations from the risk of bias perspective for updating Cochrane reviews
A. Mayhew, Monisha Kabir, M. Ansari
2015Systematic Reviews10 citations Open access
Semantic Scholar
A protocol for a systematic review for perioperative pregabalin use
N. Eipe, J. Penning, M. Ansari, F. Yazdi +1 more
2012Systematic Reviews10 citations Open access
Semantic Scholar
Mitral Valve Clip for Treatment of Mitral Regurgitation: An Evidence-Based Analysis.
M. Ansari, N. Ahmadzai, K. Coyle, D. Coyle +1 more
2015Ontario health technology assessment series9 citations
Semantic Scholar
An Evidence Map of Systematic Reviews to Inform Interventions in Prediabetes
Kavita Singh, M. Ansari, J. Galipeau, C. Garritty +5 more
20129 citations
Semantic Scholar
Systematic reviews deserve more credit than they get
M. Ansari, D. Moher
2013Nature Medicine6 citations
Semantic Scholar
SAGES/AHPBA guidelines for the use of minimally invasive surgery for the surgical treatment of colorectal liver metastases (CRLM)
T. Vreeland, Amelia T. Collings, Ahmad Ozair, A. Adams +22 more
2023Surgical Endoscopy5 citations
Semantic Scholar
Comparative efficacy and safety of insulin analogs in hospitalized adults.
Kavita Singh, M. Ansari, R. Patel, M. Bédard +3 more
2015American Journal of Health-System Pharmacy3 citations
Semantic Scholar
Identifying Signals for Updating Systematic Reviews
P. Shekelle, S. Newberry, Helen K. Wu, M. Suttorp +11 more
20113 citations
Semantic Scholar
Corrigendum: Predicting Outcomes From Radical Radiotherapy for Non-small Cell Lung Cancer: A Systematic Review of the Existing Literature
G. Walls, G. Hanna, Fang Qi, Sai Zhao +3 more
2019Frontiers in Oncology2 citations Open access
Semantic Scholar
Should empiric antibiotic therapy be withheld when aetiology of preterm birth is non-infectious? A protocol for a systematic review
J. Seliga-Siwecka, M. Ansari, J. Aschner, M. Sampson +1 more
2018BMJ Open2 citations Open access
Semantic Scholar
Pregabalin for the treatment of acute postoperative pain - a systematic review and meta-analysis of randomized controlled trials: 14AP8-5
Naveen Eipe, J. Penning, M. Ansari, F. Yazdi
20142 citations
Semantic Scholar
Subcutaneous Terbutaline Pump for Maintenance of Tocolysis following Arrest of Acute Preterm Labor
Kavita Singh, M. Ansari, L. Gaudet
2014Obstetrics and Gynecology International1 citations Open access
Semantic Scholar
Table 1, Types of selective outcome and analysis reporting, which may affect the direction and/or magnitude of the reported study findings
Howard Balshem, A. Stevens, M. Ansari, S. Norris +6 more
20131 citations
Semantic Scholar
Grey Literature Search
L. Gaudet, Kavita Singh, L. Weeks, B. Skidmore +6 more
20111 citations
Semantic Scholar
Pregabalin enttäuscht in der postoperativen Analgesie
N. Eipe, J. Penning, F. Yazdi, R. Mallick +3 more
2015Journal Club Schmerzmedizin0 citations
Semantic Scholar
Table 9, Percentage of deaths in each arm of mid potency statin combination therapy versus high potency statin monotherapy
Anne K. Monroe, K. Gudzune, Ritu Sharma, Yohalakshmi Chelladurai +3 more
20140 citations
Semantic Scholar
Methods for Identifying Regulatory Information or Safety Alerts
S. Newberry, N. Ahmadzai, A. Motala, A. Tsertsvadze +9 more
20130 citations
Semantic Scholar
Table 4, Percentage of publications from MEDLINE in various languages (1996–2011)
Howard Balshem, A. Stevens, M. Ansari, S. Norris +6 more
20130 citations
Semantic Scholar

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