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. 2017 Aug 4;10:3907–3916. doi: 10.2147/OTT.S136530

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© 2017 Sun et al. This work is published and licensed by Dove Medical Press Limited

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Meta-analysis of clinicopathological characteristics, (A) tumor infiltration, (B) node metastasis, (C) TNM stage, (D) pathological grade, (E) age and (F) sex.

Note: Weights are from random effective analysis.

Abbreviations: TNM, tumor–node–metastasis; RR, risk ratio; CI, confidence interval.

Meta-analysis of clinicopathological characteristics, (A) tumor infiltration, (B) node metastasis, (C) TNM stage, (D) pathological grade, (E) age and (F) sex.

Note: Weights are from random effective analysis.

Abbreviations: TNM, tumor–node–metastasis; RR, risk ratio; CI, confidence interval.