Value of commentaries in BJS Editor assistant project Olaf Schouten.

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Presentation transcript:

Value of commentaries in BJS Editor assistant project Olaf Schouten

Introduction

Methods Commentaries 2010 – 2011, n=81 Articles with commentary , n=80 Citations

Percentage of commentaries Ratio of commentaries

Percentage of commentaries Ratio of commentaries

Number of commentaries BJS Annals Archives # commentaries per issue

Number of commentaries BJS Annals Archives # commentaries per issue

Commentaries, origin UK35 Netherlands 9 Norway 5 France 4 Germany 4 Italy 4 Switzerland 3 Sweden 2 Denmark 2 Ireland 1 Poland 1 Greece 1 USA 7 Australia 1 Japan 1 Canada 1

Articles with a commentary, origin UK24 Netherlands15 France 7 Switzerland 4 Sweden 4 Denmark 4

Articles with a commentary Original articles Randomized trials Reviews/meta-analyses

Articles with a commentary Upper GI/HPB 31 Colorectal 19 Vascular 7 Breast 5 Endocrine 3 Trauma 2 General 11 Transplantation 3

Space used for commentaries Mean 3.3 commentaries/issue 2.3 in 2010, 4.3 in words per commentary Mean 2.1 page/issue 1.2 in 2010, 3.1 in 2011

Example, no extra page

Earnshaw Example, 1 extra page

Pages per issue Pages per issue

Pages per issue

Number of pages BJS Annals Archives Pages per issue

Number of pages BJS Annals Archives Pages per issue

Citations, commentaries Number of citations Citations up to May 2012, based on Web of Science

Citations, articles with commentary 2010 Mean Median4 (IQR 2-13) 2011 Mean Median1 (IQR 1-3) Citations up to May 2012, based on Web of Science

Top 5 cited articles, Similar liver transplantation survival with selected cardiac death donors and brain death donors Dubbeld J.; Hoekstra H.; Farid W.; et al., Volume: 97 Issue: 5 Pages: Times Cited: Randomized clinical trial of single-incision laparoscopic cholecystectomy versus minilaparoscopic cholecystectomy Lee P-C; Lo C.; Lai P-S; et al. Volume: 97 Issue: 7 Pages: Times Cited: Objective assessment of technical surgical skills van Hove P. D.; Tuijthof G. J. M.; Verdaasdonk E. G. G.; et al. Volume: 97 Issue: 7 Pages: Times Cited: Critical appraisal of single port access cholecystectomy Allemann P.; Schafer M.; Demartines N. Volume: 97 Issue: 10 Pages: Times Cited: Growth rates of small abdominal aortic aneurysms correlate with clinical events Thompson A. R.; Cooper J. A.; Ashton H. A.; et al. Volume: 97 Issue: 1 Pages: Times Cited: 15 Citations up to May 2012, based on Web of Science

Top 5 cited articles, Immunonutrition in gastrointestinal surgery Cerantola Y.; Huebner M.; Grass F.; et al. Volume: 98 Issue: 1 Pages: Times Cited: Multicentre evaluation of intraoperative molecular analysis of sentinel lymph nodes in breast carcinoma Author(s): Snook K. L.; Layer G. T.; Jackson P. A.; et al. Volume: 98 Issue: 4 Pages: Times Cited: 9 6. Systematic review of percutaneous catheter drainage as primary treatment for necrotizing pancreatitis van Baal M. C.; van Santvoort H. C.; Bollen T. L.; et al. Volume: 98 Issue: 1 Pages: Times Cited: 8 7. Systematic review and meta-analysis of survival following extracorporeal liver support Stutchfield B. M.; Simpson K.; Wigmore S. J. Volume: 98 Issue: 5 Pages: Times Cited: 7 7. Randomized clinical trial comparing endovenous laser ablation, radiofrequency ablation, foam sclerotherapy and surgical stripping for great saphenous varicose veins Rasmussen L. H.; Lawaetz M.; Bjoern L.; et al. Volume: 98 Issue: 8 Pages: Times Cited: 7 Citations up to May 2012, based on Web of Science

Conclusion Number of commentaries increased over Number of pages used per issue now on average 3-4 Commentaries are cited only sporadically Commented papers are cited more frequently than other papers Value of commentaries is difficult to quantify