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| 1 | Validation of a new scale for the assessment of bowel preparation quality显示文摘 | Alaa Rostom Emilie Jolicoeur | 2004 | Gastrointestinal Endoscopy2004,,4: | 2 |
| 2 | Colometer:A real-time quality feedback system for screening colonoscopy显示文摘AIM:To investigate the performance of a new software-based colonoscopy quality assessment system.METHODS:The software-based system employs a novel image processing algorithm which detects the levels of image clarity,withdrawal velocity,and level of the bowel preparation in a real-time fashion from live video signal.Threshold levels of image blurriness and the withdrawal velocity below which the visualization could be considered adequate have initially been determined arbitrarily by review of sample colonoscopy videos by two experienced endoscopists.Subsequently,an overall colonoscopy quality rating was computed based on the percentage of the withdrawal time with adequate visualization(scored 1-5;1,when the percentage was 1%-20%;2,when the percentage was 21%-40%,etc.).In order to test the proposed velocity and blurriness thresholds,screening colonoscopy withdrawal videos from a specialized ambulatory colon cancer screening center were collected,automatically processed and rated.Quality ratings on the withdrawal were compared to the insertion in the same patients.Then,3 experienced endoscopists reviewed the collected videos in a blinded fashion and rated the overall quality of each withdrawal(scored 1-5;1,poor;3,average;5,excellent) based on 3 major aspects:image quality,colon preparation,and withdrawal velocity.The automated quality ratings were compared to the averaged endoscopist quality ratings using Spearman correlation coefficient.RESULTS:Fourteen screening colonoscopies were assessed.Adenomatous polyps were detected in 4/14(29%) of the collected colonoscopy video samples.As a proof of concept,the Colometer software rated colonoscope withdrawal as having better visualization than the insertion in the 10 videos which did not have any polyps(average percent time with adequate visualization:79% ± 5% for withdrawal and 50% ± 14% for insertion,P < 0.01).Withdrawal times during which no polyps were removed ranged from 4-12 min.The median quality rating from the automated system and the reviewers was 3.45 [interquartile range(IQR),3.1-3.68] and 3.00(IQR,2.33-3.67) respectively for all colonoscopy video samples.The automated rating revealed a strong correlation with the reviewer's rating(ρ coefficient= 0.65,P = 0.01).There was good correlation of the automated overall quality rating and the mean endoscopist withdrawal speed rating(Spearman r coefficient= 0.59,P = 0.03).There was no correlation of automated overall quality rating with mean endoscopists image quality rating(Spearman r coefficient= 0.41,P = 0.15).CONCLUSION:The results from a novel automated real-time colonoscopy quality feedback system strongly agreed with the endoscopists' quality assessments.Further study is required to validate this approach. | Dobromir Filip Xuexin Gao Leticia Angulo-Rodriguez Martin P Mintchev Shane M Devlin Alaa Rostom Wayne Rosen Christopher N Andrews | 2012 | World Journal of Gastroenterology2012,18,32: | 2 |
| 3 | Prevalence of Adenomas and Colorectal Cancer in Average Risk Individuals: A Systematic Review and Meta-analysis显示文摘 | Steven J. Heitman Paul E. Ronksley Robert J. Hilsden Braden J. Manns Alaa Rostom Brenda R. Hemmelgarn | 2009 | Clinical Gastroenterology and Hepatology2009,,12: | 2 |
| 4 | Novel Fused Pyrrole Heterocyclie Ring Systems as Structure Analogs of LE 300:Synthesis and Pharmacological Evaluation as Serotonin 5-HT2A,Dopamine and Histamine Ⅲ Receptor Ligands 显示文摘 | Rostom S A | 2010 | Arch Pharm2010,343,2: | 1 |
| 5 | Treatment of thoracic lymphangiomatosis显示文摘 | Rostom AY | 2000 | Archives of Disease in Childhood2000,83,: | 1 |
| 6 | Primary Sjogren's syn- drome in Moroccan patients : characteristics, fatigue and quality of life显示文摘 | Ibn Yacoub Y Rostom S Laatiris A | 2012 | Rheumatol Int2012,32,9: | 1 |
| 7 | Evidence of Endothelial Dysfunction in Patients With Inflammatory Bowel Disease显示文摘 | Idan Roifman Yichun C. Sun Jason P. Fedwick Remo Panaccione Andre G. Buret Hongqun Liu Alaa Rostom Todd J. Anderson Paul L. Beck | 2009 | Clinical Gastroenterology and Hepatology2009,,2: | 1 |
| 8 | Development and validation of a nurse-assessed patient comfort score for colonoscopy 显示文摘 | Rostom A Ross ED Dube C | 2013 | Gastrointest Endosc2013,77,2: | 1 |
| 9 | Paraneoplastic rheumatic syndromes:report of eight cases and review of literature显示文摘 | Hakkou J Rostom S Bahiri R | | 0,,06: | 1 |
| 10 | New tools for diagnosing spondyloarthropathy 显示文摘 | Rostom S Dougados M Gossec L | 2010 | Joint Bone Spine2010,77,2: | 1 |
| 11 | Prevention of NSAID-induced gastroduodenal ulcers 显示文摘 | Rostom A Wells G Tugwell P | 2000 | Cochrane Database Syst Rev2000,,00: | 1 |
| 12 | Validation of a new scale for the assessment of bowel preparation quality显示文摘 | Rostom A Jolicoeur E | | 0,,04: | 1 |
| 13 | The prevention of chronic NSAID induced upper gastrointestinal toxicity: a Cochrane collaboration metaanalysis of randomized controlled trials 显示文摘 | ROSTOM A WELLS G TUGWELL P | 2000 | J Rheumatol2000,27,9: | 1 |
| 14 | Sleep disturbance in Moroccan patients with ankylosing spondylitis: preva- lence and relationships with disease-specific variables, psychological status and quality of life显示文摘 | Hakkou J Rostom S Mengat M | 2013 | Rheumatol Int2013,33,2: | 1 |
| 15 | Gastrointestinal safety of cyclooxygenase-2 inhibitors:a cochrane collaboration systematic review显示文摘 | Rostom A Muir K Dube′C | 2007 | Clin Gastroenterol Hepatol2007,5,7: | 1 |
| 16 | Validation of a new scale for the assessment of bowel preparation quality显示文摘 | Rostom A Jolicoeur E | 2004 | Gastrointest Endosc2004,59,4: | 1 |
| 17 | Doeetaxel - based preopera- tive chemoradiation in localized gastric cancer: impact of pathological complete response on patient outcome 显示文摘 | Rostom Y Zaghloul H Khedr G | 2013 | J Gastrointest Cancer2013,44,2: | 1 |
| 18 | Tumor lysis syndrome following hemi-body irradiation for metastatic breast cancer显示文摘 | A. Y. Rostom G. El-Hussainy A. Kandil A. Allam | 2000 | Annals of Oncology2000,,10: | 1 |
| 19 | Metabolic syndrome in rheumatoid arthritis: case control study 显示文摘 | Rostom S Mengat M Lahlou R | 2013 | BMC Musculoskelet Disord2013,14,: | 1 |
| 20 | Synthesis of some pyrazolines and pyrimidines derived from polymethoxy chalcones as anticancer and antimicrobial agents显示文摘 | Rostom S A F Badr M H Razik H A | | 0,,: | 1 |