[Retracted] The Association between Long Noncoding RNA over Expression and Poor Prognosis of Liver Cancer: A Meta-Analysis

Table 2

The quality evaluation results of included studies by NOS.

Study ID	Selection	Comparability	Outcome	Score
Yang [21]	★★	★★	★★★	7
Guo [15]	★★	★★	★★★	7
Hua [10]	★★	★★	★★	6
Ding [20]	★★	★★	★★★	7
Yan [22]	★★	★★	★★★	7
Shi [25]	★★	★★	★★★	7
Wang [17]	★★	★★	★★★	7
Zhou [18]	★★	★★	★★★	7
Zhang [23]	★★★	★★	★★★	8
Dong [24]	★★	★★	★★★	7
Li [26]	★★	★★	★★	6
Li [16]	★★	★★	★★★	7
Ding [19]	★★	★★	★★★	7
Huang [43]	★★	★★	★★★	7
Tang [44]	★★	★★	★★★	7
Qi [45]	★★	★★	★★★	7
Jin [46]	★★	★★	★★★	7
Xu [47]	★★	★★	★★	6
Li [48]	★★	★★	★★★	7
Li [49]	★★	★★	★★★	7
Wang [50]	★★	★★	★★★	7
Zeng [51]	★★★	★★	★★★	8
Zhang [32]	★★★	★★	★★	7
Zeng [53]	★★	★★	★★★	7
Bai [54]	★★★	★★	★★★	8
Nie [33]	★★	★★	★★	6
Fu [34]	★★	★★	★★★	7
Zhao [35]	★★	★★	★★	6
Pan [36]	★★	★★	★★★	7
Zhong [55]	★★	★★	★★	6
Wang [37]	★★	★★	★★★	7
Guo [38]	★★	★★	★★★	7
Wang [39]	★★	★★	★★★	7
Wang [40]	★★	★★	★★★	7
Zhou [41]	★★	★★	★★★	7
Shen [27]	★★	★★	★★★	7
Zhang [28]	★★	★★	★★★	7
Zhang [29]	★★	★★	★★★	7
Zhang [5]	★★★	★★	★★	7
Jiao [30]	★★★	★★	★★	7
Xiao [31]	★★★	★★	★★★	8
Yu [42]	★★	★★	★★★	7
Liang [52]	★★	★★	★★★	7