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Table 4 Relationship between PTNB and pleural recurrence rate

From: Correlation between percutaneous transthoracic needle biopsy and recurrence in stage I lung cancer: a systematic review and meta-analysis

Research object PTNB NPTNB weight% RR(95%CI)
events non-events events non-events
Matsuguma, H. 2005 [3] 6 60 2 222 12.14 10.182 (2.104,49.264)
Inoue, M. 2011 [2] 8 123 5 315 16.65 3.908 (1.303,11.726)
Asakura, K. 2012 [11] 1 123 7 190 8.71 0.227 (0.028,1.823)
Flechsig.P. 2015 [10] 1 25 2 7 7.71 0.173 (0.018,1.688)
Kashiwabara, K. 2016 [12] 7 56 5 81 16.63 1.911 (0.636,5.745)
Moon, S.M. 2017 [7] 23 223 3 146 15.74 4.644 (1.419,15.200)
Ahn, S. Y. 2019 [8] 54 486 14 256 22.41 1.929 (1.091,3.408)
Total 100 1096 38 1217 100 2.098 (0.985,4.469)