Table 2.
The relationship between tumor diameters and distant metastasis
| Diameter | Cases | Cases of AFPmRNA (+) | Positive rate |
| > 3 cm | 9 | 6 | 66.67b |
| < 3 cm | 11 | 0 | 0.00 |
b
P < 0.01, vs tumors below 3 cm in diameter.
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