Table 1.
Characteristics of the studies included in the meta-analysis
| First author | Year | Country | Tumor type | Sample size (n) |
Gender (Male/Female) (n) |
LINC00511 expression (High/low) (n) |
Detection method | Tumor stage | Cut-off value | Survival analysis | Outcome | Quality score | Data extraction method |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sun C.-C. | 2016 | China | NSCLC | 124 | 58/66 | 93/31 | qRT-PCR | I-IV | P25 value | Univariate/Multivariate | OS/CP | 8 | Direct |
| Zhao X. | 2017 | China | PDAC | 140 | 78/62 | 102/38 | qRT-PCR | I-III | Not available | Univariate/Multivariate | OS/PFS/CP | 7 | Direct |
| Lu G. | 2018 | China | BC | 39 | 0/39 | 23/16 | qRT-PCR | I-IV | Mean | Kaplan-Meier | OS/CP | 7 | Indirect |
| Mao B.-D. | 2019 | China | CC | 84 | 0/84 | 49/35 | qRT-PCR | I1a-II2b | Median (0.996) | Kaplan-Meier | OS/RFS/CP | 7 | Indirect |
| Wang R.-P. | 2019 | China | HCC | 127 | 76/51 | 64/63 | qRT-PCR | I-IV | Median | Univariate/Multivariate | OS/CP | 8 | Direct |
| Zhang J. | 2019 | China | BC | 70 | 0/70 | 24/46 | qRT-PCR | I-IV | Mean | Kaplan-Meier | OS/CP | 8 | Indirect |
| Liu L. | 2019 | China | BC | 98 | 0/98 | 49/49 | qRT-PCR | I-IV | Median | Kaplan-Meier | OS/CP | 7 | Indirect |
| Yu C.-L. | 2019 | China | CC | 92 | 0/92 | 46/46 | qRT-PCR | I-IV | Not available | Univariate/Multivariate | OS/CP | 8 | Direct |
| Deng H. | 2019 | China | ccRCC | 49 | 21/28 | 25/24 | qRT-PCR | I-IV | Median | Kaplan-Meier | OS/CP | 6 | Indirect |
| Zhu F.-Y. | 2019 | China | NSCLC | 57 | 28/29 | 29/28 | qRT-PCR | I-IV | Median | Kaplan-Meier | OS/CP | 8 | Direct |
| Du X. | 2019 | China | GBM | 36 | 24/12 | 18/18 | qRT-PCR | Not available | Median | Kaplan-Meier | OS/PFS/CP | 7 | Indirect |
| Wang J. | 2019 | China | OC | 378 | Not available | 189/189 | qRT-PCR | Not available | Median | Univariate | OS | 7 | Direct |
| Wang Z. | 2019 | China | PC | 177 | Not available | 134/43 | RNA sequencing expression data | Not available | Not available | Kaplan-Meier | OS | 7 | Direct |
| Li C. | 2019 | China | GL | 412 | Not available | 206/206 | qRT-PCR | Not available | Not available | Kaplan-Meier | OS | 6 | Indirect |
Abbreviations: NSCLC Non-small-cell lung cancer, PDAC Pancreatic ductal adenocarcinoma, BC Breast cancer, CC Cervical cancer, HCC hepatocellular carcinoma, ccRCC Clear cell renal cell carcinoma, GBM Glioblastoma multiforme, OC Ovarian cancer, PC Pancreatic cancer, GL Glioma, qRT-PCR Quantitative real time polymerase chain, OS Overall survival, PFS Progression-free survival, RFS Relapse-free survival, DFS Disease-free survival, CP Clinicopathological parameters