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109篇 您的检索式:作者名="Portilla M"
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1Validation of a new scoring system: Rapid assessment faecal incontinence score显示文摘AIM: To implement a quick and simple test- rapid assessment faecal incontinence score(RAFIS) and show its reliability and validity.METHODS: From March 2008 through March 2010, we evaluated a total of 261 consecutive patients, including 53 patients with faecal incontinence. Demographic and comorbidity information was collected. In a single visit, patients were administered the RAFIS. The results obtained with the new score were compared with those of both Wexner score and faecal incontinence quality of life scale(FIQL) questionnaire. The patient withoutinfluence of the surgeon completed the test. The role of surgeon was explaining the meaning of each section and how he had to fill. Reliability of the RAFIS score was measured using intra-observer agreement and Cronbach's alpha(internal consistency) coefficient. Multivariate analysis of the main components within the different scores was performed in order to determine whether all the scores measured the same factor and to conclude whether the information could be encompassed in a single factor. A sample size of 50 patients with faecal incontinence was estimated to be enough to detect a correlation of 0.55 or better at 5% level of significance with 80% power.RESULTS: We analysed the results obtained by 53 consecutive patients with faecal incontinence(median age 61.55 ± 12.49 years) in the three scoring systems. A total of 208 healthy volunteers(median age 58.41 ± 18.41 years) without faecal incontinence were included in the study as negative controls. Pearson's correlation coefficient between 'state' and 'leaks' was excellent(r = 0.92, P < 0.005). Internal consistency in the comparison of 'state' and 'leaks' yielded also excellent correlation(Cronbach's α = 0.93). Results in each score were compared using regression analysis and a correlation value of r = 0.98 was obtained with Wexner score. As regards FIQL questionnaire, the values of 'r ' for the different subscales of the questionnaire were: 'lifestyle' r =-0.87, 'coping/behaviour' r =-0.91, 'depression' r =-0.36 and 'embarrassment' r =-0.90,(P < 0.01). A multivariate analysis showed that all the scoring systems measured the same factor. A single factor may explain 80.84% of the variability of FI, so all the scoring systems measure the same factor. Patient's continence improves when RAFIS and Jorge-Wexner scores show low values and when the values obtained in the FIQL questionnaire are high.CONCLUSION: RAFIS is a valid and reliable tool to assess Faecal Incontinence.Fernando de la Portilla Arantxa Calero-Lillo Rosa M Jiménez-Rodríguez Maria L Reyes Manuela Segovia-González María Victoria Maestre Ana M García-Cabrera 2015World Journal of Gastrointestinal Surgery2015,7,9:5
2Image denoising using scale mixtures of gaussians in the wavelet domain显示文摘PORTILLA J STRELA V WAINWRIGHT M J 2003IEEE Trans Image Processing2003,12,11:1
3Image denoising using Gaussian scale mixtures in the wavelet domain显示文摘 Strela V Wainwright M 2003IEEE Transactions on Image Processing2003,12,11:1
4Taxonomic status of Fusicoccum amygdali and Phomopsis amygdalina显示文摘TUSET J J PORTILLA M T 1989Canadian journal of botany1989,67,:1
5Image denoising using Gaussian scale mixtures in the wavelet domain显示文摘Portilla J Strela V Wainwright M 2003IEEE Transactions on Image Processing2003,12,11:1
6Image denoising using a scale mixture of Gaussians in the wavelet domain显示文摘Portilla J Strela V Wainwright M 2003IEEE Transactions on Image Processing2003,12,11:1
7Image denoising using scale mixture of Gaussians in the wavelet domain 显示文摘Portilla J Strela V Wainwright M J 2003Image Processing IEEE Transactions on2003,12,11:1
8Image denoising using scale mixtures of Gaussians in the wavelet domain显示文摘Portilla J Strela V Wainwright M J and Simoncelli E P 2003IEEE Transactions on Image Processing2003,12,11:1
9Amplitud reduction in visual event related potentials as a function of sleep deprivation显示文摘COPSI C M ARCE C DEL RIO PORTILLA I Y 1999Sleep1999,22,1:1
10Image denoi- sing using scale mixtures of Gaussians in the wavelet domain 显示文摘PORTILLA J STRELA V WAINWRIGHT M J 2003I EEE Trans on Image Processing2003,12,11:1
11Enhancedfrontoparietal synchronized activation duringthe wake - sleep transition in patients withprimary insomnia 显示文摘Corsi - Cabrera M Figueredo - RodriguezP del Rio - Portilla Y 2012Sleep2012,35,4:1
12A basic science view of acutekidney injury biomarkers 显示文摘Charlton J R Portilla D Okusa M D 2014Nephrol Dial Transplant2014,29,7:1
13Simoncelli, image denoising using scale mixtures of gaussians in the wavelet domain显示文摘Portilla J Strela V Wainwright M 2003IEEE Transactions on Image Processing2003,12,11:1
14hnage de- noising using a scale mixture of Gaussians in the wavelet domain 显示文摘PORTILLA J STRELA V WAINWRIGHT M J 2003IEEE Trans on Image Processing2003,12,11:1
15Regioselective Synthesis of Fused Pyrazolo pyrimidines by Reaction of 5- Amino-1 H-pyrazoles and -Dicarbonyl Compounds Containing Five-membered Rings 显示文摘I Portilla J Quiroga J Nogueras M 2012Tetrahedron2012,68,4:1
16Image denoising using scale mixtures o{ Gaussians in the wavelet domain 显示文摘J Portilla V Strela M J Wainwright 2003IEEE Trans Image Processing2003,12,11:1
17Image denoising usingscale mixtures of Gaussians in the wavelet domain 显示文摘Portilla J Strela V Wainwright M J 2003IEEE Transactions on Image Processing2003,12,11:1
18Image denoising using scale mixtures of gaussians in the wavelet domain 显示文摘PORTILLA J STRELA V WAINWRIGHT M J 2003IEEE Trans Image Process2003,,:1
19MiemRNAs are potential therapeutic targets in fibrosing kidney di6ease:lessons from animal models 显示文摘Duffield JS Grafals M Portilla 1) 2013Druq Discov Today Dis Model2013,10,3:1
20Endosonography of the anal canal: findings in children 显示文摘de la Portilla F L6pez-Alonso M 2009Dis Colon Rectum2009,52,:1
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