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©2011 Baishideng Publishing Group Co.
World J Gastroenterol. Aug 14, 2011; 17(30): 3479-3486
Published online Aug 14, 2011. doi: 10.3748/wjg.v17.i30.3479
Published online Aug 14, 2011. doi: 10.3748/wjg.v17.i30.3479
Table 1 Levels of evidence and strength of recommendation
| Levels of evidence | |
| 1 | Randomized clinical trials and/or meta-analyses |
| 2 | Single randomized clinical trail |
| 3 | Prospective observational studies |
| 4 | Retrospective studies |
| 5 | Cross-sectional surveys and descriptive studies |
| 6 | Opinion of experts in guidelines or consensus |
| Strength of recommendations | |
| A | Strong (levels of evidence 1 and 2) |
| B | Relatively strong (levels of evidence 3, 4 and 5) |
| C | Weak (level of evidence 6) |
- Citation: Mirici-Cappa F, Caraceni P, Domenicali M, Gelonesi E, Benazzi B, Zaccherini G, Trevisani F, Puggioli C, Bernardi M. How albumin administration for cirrhosis impacts on hospital albumin consumption and expenditure. World J Gastroenterol 2011; 17(30): 3479-3486
- URL: https://www.wjgnet.com/1007-9327/full/v17/i30/3479.htm
- DOI: https://dx.doi.org/10.3748/wjg.v17.i30.3479