Table 1.
Statistical analysis for BCAT1 expression in different stages of NPC
| Groups | No. |
BCAT1 |
P* | |||
|---|---|---|---|---|---|---|
|
Negative |
Positive |
|||||
|
— |
+ |
++ |
+++ |
|||
| No.(%) | No.(%) | No.(%) | No.(%) | |||
| Normal epithelia |
72 |
42(58.3) |
13(18.1) |
17(23.6) |
0 |
|
| Low-to-moderate grade atypical hyperplasia tissues |
24 |
5(20.8) |
1(4.2) |
18(75) |
0 |
0.000 |
| High-grade atypical hyperplasia tissues |
9 |
1(11.1) |
0 |
5(55.6) |
3(33.3) |
0.000 |
| NPC tissues | 80 | 7(8.7) | 2(2.5) | 58(72.5) | 13(16.3) | 0.000 |
P* value was calculated by comparing the positive rate of BCAT1 in low-to-moderate grade atypical hyperplasia tissues, high-grade atypical hyperplasia tissues and NPC tissues with that in normal epithelia, respectively.