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Jonathan Sivakumar

Learning curve of laparoscopic inguinal hernia repair: systematic review, meta-analysis, and meta-regression
2022 · Jonathan Sivakumar, Qianyu Chen, et al. · Surgical Endoscopy · 43
Body Composition Changes Following a Very-Low-Calorie Pre-Operative Diet in Patients Undergoing Bariatric Surgery
2019 · Jonathan Sivakumar, Lynn Chong, et al. · Obesity Surgery · 42
The Role of Cardiopulmonary Exercise Testing as a Risk Assessment Tool in Patients Undergoing Oesophagectomy: A Systematic Review and Meta-analysis
2020 · Jonathan Sivakumar, Harry Sivakumar, et al. · Annals of Surgical Oncology · 31
Proton pump inhibitor-induced hypomagnesaemia and hypocalcaemia: case review.
2016 · Jonathan Sivakumar · PubMed · 18
Body Composition Differences Between Excess Weight Loss ≥ 50% and < 50% at 12 Months Following Bariatric Surgery
2022 · Jonathan Sivakumar, Qianyu Chen, et al. · Obesity Surgery · 16
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Young-IFSO Bariatric/Metabolic Surgery Training and Education Survey
2023 · Daniel M. Felsenreich, Wah Yang, et al. · Obesity Surgery · 14
Identifying the limitations of cardiopulmonary exercise testing prior to esophagectomy using a pooled analysis of patient-level data
2022 · Jonathan Sivakumar, Matthew J Forshaw, et al. · Diseases of the Esophagus · 11
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Pre‐operative low muscle mass is associated with major complications and lower recurrence‐free survival after gastric cancer surgery
2021 · Feras Alnimri, Jonathan Sivakumar, et al. · ANZ Journal of Surgery · 10
Body composition changes following a very low calorie pre-operative diet in patients undergoing bariatric surgery
2018 · Jonathan Sivakumar, Lynn Chong, et al. · Surgery for Obesity and Related Diseases · 10
Expert Clinical Consensus on Body Surface Gastric Mapping Phenotypes for Gastroduodenal Disorders: ‘Auckland Classification’ v1.0
2026 · Chris Varghese, Nicky Dachs, et al. · Neurogastroenterology & Motility · 9
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Incidence of delayed gastric conduit emptying in patients undergoing esophagectomy: a systematic review and meta‑analysis
2025 · Jonathan Sivakumar, Qianyu Chen, et al. · Esophagus · 9
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Health economic analysis of curative‐intent gastrectomy for gastric carcinoma and the costs related to post‐operative complications
2020 · Jonathan Sivakumar, Feras Alnimri, et al. · ANZ Journal of Surgery · 8
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An intraoperative diagnosis of sclerosing encapsulating peritonitis: a case report
2020 · Jonathan Sivakumar, Gregor Brown, et al. · Journal of Surgical Case Reports · 6
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Current pharmacological and procedural treatments for gastro-oesophageal reflux disease: comprehensive review
2025 · Mark M Youssef, Abigail C Watson, et al. · BJS Open · 4
Comprehensive review of therapeutic procedures for delayed gastric conduit emptying after esophagectomy
2025 · Jonathan Sivakumar, Feras Alnimri, et al. · Journal of Gastrointestinal Surgery · 4
Determining the learning curve of minimally invasive antireflux surgery: systematic review, meta-analysis, and meta-regression
2024 · Jonathan Sivakumar, Qianyu Chen, et al. · Diseases of the Esophagus · 4
Prophylactic laparoscopic total gastrectomy in a patient with situs inversus totalis
2021 · Jonathan Sivakumar, Gary Crosthwaite · Journal of Surgical Case Reports · 4
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Effect of laparoscopic sleeve gastrectomy versus laparoscopic Roux‐en‐Y gastric bypass on body composition
2024 · Jonathan Sivakumar, Qianyu Chen, et al. · ANZ Journal of Surgery · 3
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Nutritional Management of Bariatric Surgical Patients in the Peri-operative Setting
2017 · Jonathan Sivakumar · Journal of Obesity & Eating Disorders · 3
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Prophylactic Pyloric Dilatation and its Impact on Early Delayed Gastric Conduit Emptying and Pneumonia Post-esophagectomy: A Multi-centre Cohort Study
2026 · Jonathan Sivakumar, Shaun Chew, et al. · Annals of Surgical Oncology · 1
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Pathophysiology of Delayed Gastric Conduit Emptying After Oesophagectomy: A Multicentre Cohort Study
2026 · Jonathan Sivakumar, Erica Lim, et al. · ANZ Journal of Surgery · 1
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Characterization of gastric conduit electrophysiology in postesophagectomy patients using high-resolution body surface gastric mapping
2026 · Jonathan Sivakumar, Tim Hsu-Han Wang, et al. · Journal of Gastrointestinal Surgery · 1
Systematic Review and Meta‐Analysis of Patient Experiences of Oesophageal Cancer Survivorship After Oesophagectomy
2026 · Jonathan Sivakumar, Thang Dao, et al. · Psycho-Oncology · 1
Neural Gastric Electrical Stimulation: Future Prospects in Managing Gastric Emptying Disorders
2026 · Jonathan Sivakumar, John B Furness, et al. · Journal of Neurogastroenterology and Motility · 1
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Incidental abdominal heterotaxy syndrome
2019 · Janaka Lovell, Jonathan Sivakumar, et al. · ANZ Journal of Surgery · 1
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Works count: 47
Citation count: 254
H-index: 9
I10-index: 9
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