OOIR: Observatory of International Research

Papers

(The H4-Index of Surgical Endoscopy and Other Interventional Techniques is 30. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-09-01 to 2025-09-01.)

Article	Citations
2024 Scientific Session of the Society of American Gastrointestinal and Endoscopic Surgeons (SAGES), Cleveland, USA, 17–20 April 2024: Podium Videos	78
Effect of placing double-lumen irrigation-suction tube on closure of anastomotic defect following rectal cancer surgery	73
Unforeseen nodal upstaging in patients undergoing segmentectomy without frozen section: a multicenter retrospective cohort study	71
Surgical manipulation related to the risk of postoperative complications in laparoscopic gastrectomy: a case–control study assessing full surgical videos	67
Correction: Assessment of muscle activity and fatigue during laparoscopic surgery	65
Assessment of postoperative common bile duct stones after endoscopic extraction and subsequent cholecystectomy	52
Primary anastomosis with diverting loop ileostomy vs. Hartmann’s procedure for acute diverticulitis: what happens after discharge? Results of a nationwide analysis	52
Correction to: Trends and risk factors for 30‑day readmissions in patients with acute cholangitis: analysis from the national readmission database	50
Correction to: Impact of COVID-19 on common non-elective general surgery diagnoses	46
Structured surgical training in minimally invasive esophagectomy (MIE) increases textbook outcome–a risk-adjusted learning curve	43
Small bowel magnetic compression anastomosis creation for bypass procedures in a porcine model	42
Safer operating room teams: rationale for the fundamental use of surgical energy (FUSE) hospital compliance module	41
Clinical outcomes of marginal ulcer bleeding compared with those of peptic ulcer bleeding	41
Survey of the 2020 Fellowship Council application and match process and the impact of COVID-19	39
Double anchor lock fixing method to prevent stent displacement in endoscopic ultrasound-guided gastroenterostomy: a porcine study	39
Correction: ERAS guidelines-driven upper gastrointestinal contrast study after esophagectomy can detect delayed gastric conduit emptying and improve outcomes	38
Practice patterns of hepatobiliary surgery within the military	36
Metachronous gastric neoplasm beyond 5 years after endoscopic resection for early gastric cancer	36
Fundamentals of leadership development: a randomized pilot study to evaluate implementation of a leadership curriculum for diversity, equity, and inclusion	35
Optimized computer-assisted technique for increasing adenoma detection during colonoscopy: a randomized controlled trial	34
Inflammation-attenuating effect of carbon dioxide versus room-air environment in a rat laparotomy model	34
Comparative study of therapeutic outcomes in patients who developed hepatolithiasis after hepaticojejunostomy: balloon-assisted enteroscopic approach versus percutaneous transhepatic approach	33
C-reactive protein-to-albumin ratio as a risk factor for anastomotic leakage after anterior resection for rectal cancer with intraoperative use of indocyanine green fluorescence imaging	32
Risks and use of ERCP during the diagnostic workup in a national cohort of biliary cancer	32
Indocyanine green fluorescence perfusion testing in robot-assisted hepatic arterial infusion pump placement	31

Robotic gastrectomy is more beneficial for advanced than early-stage gastric cancer: a comparison with laparoscopic gastrectomy using propensity score matching	31
New persistent opioid use following robotic-assisted, laparoscopic and open surgery inguinal hernia repair	31
A study analyzing outcomes after bariatric surgery by primary language	31
Five-year outcomes of revisional bariatric surgery: gastric band to sleeve gastrectomy or to Roux-en-Y gastric bypass	30
GERD-screening before bariatric surgery: the predictive value of the GERD-HRQL questionnaire score compared with preoperative EGD findings	30
The effects of previous abdominal surgery and the utilisation of modified access techniques on the operative difficulty and outcomes of laparoscopic cholecystectomy and bile duct exploration	30
Do patients actually understand? An evaluation of the informed consent process for endoscopic procedures in rural Uganda	30
Patients’ attitudes toward negative appendectomies and surgery for suspected appendicitis: a qualitative interview study	30
What role does the submucosa play in the pathophysiology and treatment of achalasia? An analysis of impedance planimetry during POEM	30