The Korean Journal of Pain

Table 2Methodological Quality Assessment of Randomized Trials Utilizing Cochrane Review Criteria

Y: Yes, N: No, U: Unclear. Source: Furlan AD, Pennick V, Bombardier C, van Tulder Ml; Editorial Board, Cochrane Back Review Group. 2009 updated method guidelines for systematic reviews in the Cochrane Back Review Group. Spine (Phila Pa 1976) 2009; 34: 1929-41 [44].

Korean J Pain 2015;28:75~87 https://doi.org/10.3344/kjp.2015.28.2.75