Table 6 Publication bias of clinicopathological parameters by Begg’s test and Egger’s test
Clinicopathological parameters | Begg’s test (P) | Egger’s test (P) |
|---|---|---|
OS | 0.584 | 0.234 |
Smoking (yes vs no) | – | – |
Sex (male vs female) | 0.115 | 0.14 |
Distant metastasis (yes vs no) | – | – |
Lymph node metastasis (yes vs no) | 0.754 | 0.738 |
Tumor number (multiple vs single) | – | – |
Tumor size (≥5 cm vs<5 cm) | – | – |
TNM stage (III/IV vs I/II) | 0.711 | 0.604 |
Histological grade (poorly vs well/moderately) | – | – |