Ivan En‐Howe Tan

Health Sciences Authority — Singapore

Medicine · Health Sciences

7h-index137citations21works3.82yr avg
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Research Topics

Pancreatic and Hepatic Oncology Research(7), Colorectal Cancer Surgical Treatments(7), Cardiac, Anesthesia and Surgical Outcomes(6), Hepatocellular Carcinoma Treatment and Prognosis(4), Gallbladder and Bile Duct Disorders(3)

Publications21 total

Real‐World Outcomes Following the Implementation of <scp>ACR TI</scp> ‐ <scp>RADS</scp> for Evaluation of Thyroid Nodules
The Laryngoscope·2026
Pancreatic cancer burden across Southeast Asia from 1990 to 2021: An analysis of incidence and mortality based on the global burden of disease study 2021
Pancreatology·2025· 1 cited
Retrospective analysis of value-driven outcomes of diabetic foot ulcer in a tertiary hospital in Singapore
BMJ Open·2025· 1 citedOpen Access
The impact of body mass index on colorectal surgery: A short‐term outcome and cost analysis in an Asian cohort of 3169 patients
Colorectal Disease·2025
Validation and modification of the PAncreatic surgery Composite Endpoint (PACE) model: A single-institution study from Southeast Asia
Surgery·2025
Cost-Effectiveness of Laparoscopic vs Open Liver Resection: A Propensity Score-Matched Single-Center Analysis of 920 Cases
Journal of the American College of Surgeons·2024· 4 cited
Optimal treatment strategies for gallbladder disease in pregnancy: a systematic review with dual network meta-analyses
Surgical Endoscopy·2024· 2 cited
A retrospective cohort study of intra-corporeal versus extra-corporeal anastomosis for right hemicolectomy with cost-effectiveness analysis
Techniques in Coloproctology·2024· 4 cited
Evaluating the economic efficiency of open, laparoscopic, and robotic distal pancreatectomy: an updated systematic review and network meta-analysis
Surgical Endoscopy·2024· 7 cited
Comparative cost-effectiveness of open, laparoscopic, and robotic liver resection: A systematic review and network meta-analysis
Surgery·2024· 25 cited
Evaluation of the impact of prospective payment systems on cholecystectomy: A systematic review and meta-analysis
Annals of Hepato-Biliary-Pancreatic Surgery·2024· 2 citedOpen Access
Evaluation of the American College of Surgeons risk calculator in hepatectomy for metastatic colorectal cancer in a Southeast Asian population
Langenbeck s Archives of Surgery·2024
Predictive modeling algorithms for liver metastasis in colorectal cancer: A systematic review of the current literature
Annals of Hepato-Biliary-Pancreatic Surgery·2023· 8 citedOpen Access
The impact of hospital volume on liver resection: A systematic review and Bayesian network meta-analysis
Surgery·2023· 16 cited
Transanal Total Mesorectal Excision With Delayed Coloanal Anastomosis (TaTME-DCAA) Versus Laparoscopic Total Mesorectal Excision (LTME) and Robotic Total Mesorectal Excision (RTME) for Low Rectal Cancer: A Propensity Score-Matched Analysis of Short-term Outcomes, Bowel Function, and Cost
Surgical Laparoscopy Endoscopy & Percutaneous Techniques·2023· 9 citedOpen Access
A reduction in hospital length of stay reduces costs for colorectal surgery: an economic evaluation of the National Surgical Quality Improvement Program in Singapore
International Journal of Colorectal Disease·2023· 3 cited
Clinical outcomes and cost comparison of laparoscopic versus open surgery in elderly colorectal cancer patients over 80 years
International Journal of Colorectal Disease·2023· 11 cited
Elderly patients over 80 years undergoing colorectal cancer resection: Development and validation of a predictive nomogram for survival
World Journal of Gastrointestinal Surgery·2023· 4 citedOpen Access
Acute hospital-community hospital care bundle for elderly orthopedic surgery patients: A propensity score-matched economic analysis
World Journal of Orthopedics·2023· 1 citedOpen Access
Cost-effectiveness comparison of minimally invasive, robotic and open approaches in colorectal surgery: a systematic review and bayesian network meta-analysis of randomized clinical trials
International Journal of Colorectal Disease·2023· 33 cited
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Frequent Co-authors

Marianne Kit Har Au(19), Yun Zhao(11), Ye Xin Koh(10), Emile Tan(9), Brian K. P. Goh(9), Hwee Leong Tan(8), Kwok Ann Ang(7), Aik Yong Chok(6), Ek Khoon Tan(6), Jin Yao Teo(6), Wei-Liang Loh(5), Darren W. Chua(5), Isaac Seow‐En(4), Yun Zhao(3), Darren Weiquan Chua(3), Lionel Chen(3), Yun Zhao(3), Yun Zhao(2), Jingting Wu(2), Boon Hwee Ang(2)