OOIR: Observatory of International Research

Papers

(The H4-Index of BJS Open is 29. 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 2022-05-01 to 2026-05-01.)

Article	Citations
Effect of transversus abdominis plane blocks in abdominoplasties on postoperative outcomes	196
Colonic resection and stoma formation due to chronic diverticular disease: nationwide population-based cohort study	89
Watch-and-wait approach in high-risk locally advanced rectal cancer: outcomes after complete response to total neoadjuvant therapy	81
Ultra-early initiation of postoperative rehabilitation in the post-anaesthesia care unit after major thoracic surgery: case–control study	66
Post-thyroid surgery adhesion prevention using oxidized regenerated cellulose and hyaluronic acid: prospective, single-blinded, randomized study	59
Early rectal cancer: are we overstaging and overtreating?	53
Perioperative characteristics and short-term morbidity after surgery for renal hyperparathyroidism: multicentre EUROCRINE® registry study	53
Tumour origin, diagnostic accuracy and histopathological evaluation in patients with periampullary cancer: nationwide cohort study	50
BJS Open 2025 best HPB surgery articles: editors’ choices	49
Establishment and external validation of neutrophil-to-lymphocyte ratio in excluding postoperative pancreatic fistula after pancreatoduodenectomy	49
Safe and transparent introduction and evaluation of targeted axillary dissection in patients with node-positive breast cancer undergoing primary surgery: international consensus process	45
Digital technology in informed consent for surgery: systematic review	43
Association of chronic low-grade inflammation with adverse outcomes after gastrointestinal surgery: observational and Mendelian randomization study	42
Prophylactic mesh augmentation after laparotomy for elective and emergency surgery: meta-analysis	41
Economic cost-utility analysis of stage-directed oesophageal cancer treatment	40
Fluorescence-guided surgery: comprehensive review	40
Renal failure as a complication of defunctioning ileostomy: more complexity to a complex decision-making process	39
Modified artery-first approach for distal pancreatectomy with celiac axis resection	37
Correction: Surgical treatment of hilar cholangiocarcinoma: retrospective analysis	37
Oncological impact of unexpected horizontal tumour spread in oesophagogastric junction cancer	36
Impact of perioperative α1-antagonists on postoperative urinary retention in orthopaedic surgery: meta-analysis	35
Organ-specific malperfusion in acute type A aortic dissection: epidemiological meta-analysis of incidence rates	34
Population-based nationwide incidence of complications after gastrectomy for gastric adenocarcinoma in Finland	33
Effects of the superior mesenteric artery approach versus the no-touch approach during pancreatoduodenectomy on the mobilization of circulating tumour cells and clusters in pancreatic cancer (C	32
Association of hypothyroidism with survival in pancreatic cancer: retrospective cohort study	32

Artificial intelligence model for perigastric blood vessel recognition during laparoscopic radical gastrectomy with D2 lymphadenectomy in locally advanced gastric cancer	31
Erratum to: Quality of reporting of robot-assisted cholecystectomy in relation to the IDEAL recommendations: systematic review	31
Association of anaemia, co-morbidities and red blood cell transfusion according to age groups: multicentre sub-analysis of the German Patient Blood Management Network Registry	31
Definitive chemoradiotherapy versus neoadjuvant chemoradiotherapy followed by radical surgery for locally advanced oesophageal squamous cell carcinoma: meta-analysis	31
Hospital stay after video-assisted thoracoscopic surgery	29