Review Article
Gastrectomy and D2 Lymphadenectomy for Gastric Cancer: A Meta-Analysis Comparing the Harmonic Scalpel to Conventional Techniques
Table 3
Qualitative risk of bias assessment summary.
| Study | Sequence generation | Allocation concealment | Blinding of personnel and participants | Blinding of outcomes | Incomplete outcome data addressed | Free of selective reporting | Free of other biases |
| Choi et al., 2014 [21] | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Chen, 2012 [20] | No | Unclear | Yes | Yes | Yes | Unclear | Yes | Cui et al., 2012 [31] | Yes | Unclear | Unclear | Unclear | Yes | Yes | Yes | Inoue et al., 2012 [26] | Unclear | Unclear | Unclear | Unclear | Yes | Yes | Unclear | Liu et al., 2010 [29] | Yes | Unclear | Yes | Yes | Unclear | Yes | Yes | Lu et al., 2008 [24] | Unclear | Unclear | Yes | Yes | Unclear | Yes | Yes | Tsimoyiannis et al., 2002 [28] | Unclear | Unclear | Unclear | Unclear | Yes | Yes | Yes | Wang et al., 2010 [30] | Unclear | Unclear | Yes | Yes | Unclear | Yes | Yes | Wilhelm et al., 2011 [23] | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Xu et al., 2010 [32] | Unclear | Unclear | Yes | Yes | Yes | Yes | Yes |
|
|
Yes: low risk of bias; No: high risk of bias.
|