Fig. 3From: Correlation between percutaneous transthoracic needle biopsy and recurrence in stage I lung cancer: a systematic review and meta-analysisRelationships between PTNB and pleural recurrence rate. Legends: Significant heterogeneity was found in the study (I2 = 62.1%, p = 0.015; Fig. 3). The total relative risk ratio (RR) was 2.098 (95% CI, 0.985–4.469; p = 0.055; Fig. 3)Back to article page