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World J Gastroenterol. Aug 21, 2010; 16(31): 3957-3963
Published online Aug 21, 2010. doi: 10.3748/wjg.v16.i31.3957
Published online Aug 21, 2010. doi: 10.3748/wjg.v16.i31.3957
Author | Yr | n | Age (average, yr) | Study design | Patient selection | Type of CT | Reference standard | Male/female | QUADASscore |
Ettorre et al[16] | 1997 | 18 | N/A | Prospective | Unselected | Single slice | Conventional angiography or surgery | N/A | 9 |
Ernst et al[17] | 2003 | 24 | 59 (18-85) | Prospective | Unselected | Single slice | Colonoscopy, enteroscopy or surgery | 15/4 | 10 |
Tew et al[18] | 2004 | 13 | N/A | Retrospective | Unselected | 4-slice | Conventional angiography, surgery or clinical follow-up | 15/4 | 9 |
Miller et al[19] | 2004 | 18 | 69 (43-83) | Prospective | Selected | Dual slice | Endoscopy, colonoscopy or conventional angiography | 9/9 | 6 |
Sabharwal et al[20] | 2006 | 7 | 69 (48-83) | Prospective | Selected | 4-slice | Conventional angiography or colonoscopy | 2/5 | 10 |
Yoon et al[21] | 2006 | 26 | 66 (18-89) | Prospective | Unselected | 4-slice | Digital subtraction angiography | 17/9 | 12 |
Jaeckle et al[22] | 2008 | 36 | 51 (4-85) | Retrospective | Selected | 16, 40-slice | Endoscopy, or surgery | 22/14 | 10 |
Zink et al[23] | 2008 | 41 | 55 (21-92) | Prospective | Selected | 16-slice | Labeled red blood cell scan or surgery | N/A | 9 |
Lee et al[24] | 2009 | 15 | 72 (42-90) | Retrospective | Unselected | 16, 64-slice | Conventional angiogram, colonoscopy, capsule enteroscopy, labeled red blood cell scan or surgery | 9/6 | 9 |
Study | n | TP | FP | FN | TN | Sensitivity (95% CI) | Specificity (95% CI) |
Ettorre et al[16] | 18 | 13 | 0 | 3 | 2 | 0.81 (0.54-0.96) | 1.00 (0.16-1.00) |
Ernst et al[17] | 24 | 15 | 0 | 4 | 5 | 0.79 (0.54-0.94) | 1.00 (0.48-1.00) |
Tew et al[18] | 13 | 7 | 0 | 0 | 6 | 1.00 (0.59-1.00) | 1.00 (0.54-1.00) |
Miller et al[19] | 18 | 14 | 0 | 2 | 2 | 0.88 (0.62-0.98) | 1.00 (0.16-1.00) |
Sabharwal et al[20] | 7 | 5 | 0 | 0 | 2 | 1.00 (0.48-1.00) | 1.00 (0.16-1.00) |
Yoon et al[21] | 26 | 20 | 1 | 2 | 3 | 0.91 (0.71-0.99) | 0.75 (0.19-0.99) |
Jaeckle et al[22] | 36 | 26 | 0 | 0 | 10 | 1.00 (0.87-1.00) | 1.00 (0.69-1.00) |
Zink et al[23] | 41 | 5 | 5 | 1 | 30 | 0.83 (0.36-1.00) | 0.86 (0.70-0.95) |
Lee et al[24] | 15 | 7 | 5 | 2 | 1 | 0.78 (0.40-0.97) | 0.17 (0.00-0.64) |
- Citation: Wu LM, Xu JR, Yin Y, Qu XH. Usefulness of CT angiography in diagnosing acute gastrointestinal bleeding: A meta-analysis. World J Gastroenterol 2010; 16(31): 3957-3963
- URL: https://www.wjgnet.com/1007-9327/full/v16/i31/3957.htm
- DOI: https://dx.doi.org/10.3748/wjg.v16.i31.3957