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. 2010 Mar 20;13(3):216–223. [Article in Chinese] doi: 10.3779/j.issn.1009-3419.2010.03.06

2.

纳入研究的方法学质量

Quality assessment of methodology of included studies

Included studies Randomization Allocation concealment Blinding Withdral ITT analysis
Sandler 2000[12] Adequate Adequate Double-blind Yes Yes
Sederholm 2005[13] Adquate Adequate Double-blind Yes Yes
Qing SUN 2006[14] Adequate Unclear Unclear Yes Unclear
ShujunLIU 2003[15] Unclear Unclear Unclear Yes Unclear