变量

富血供pNEN (n = 80)

乏血供pNEN (n = 36)

t值

p值

平扫相对信号强度

0.784 ± 0.213

0.761 ± 0.265

0.494

0.622

动脉晚期相对信号强度

1.138 (0.720~2.167)

0.698 (0.381~1.005)

<0.001

实质期相对信号强度

1.178 (0.620~1.940)

0.875 (0.515~1.245)

<0.001

延迟期相对信号强度

1.163 (0.604~1.829)

1.047 (0.553~1.592)

0.003

动脉晚期病灶增强百分比

1.891 (−0.090~4.987)

0.920 (−0.297~2.810)

<0.001

实质期病灶增强百分比

2.133 (−0.010~5.298)

1.461 (0.514~2.846)

<0.001

延迟期病灶增强百分比

1.711 ± 0.879

1.557 ± 0.621

1.076

0.285

动脉晚期病灶增强指数

1.930 (−331.236~8.188)

0.948 (−0.804~2.438)

0.660

实质期病灶增强指数

2.212 (−0.068~7.256)

1.713 (0.275~2.717)

<0.001

延迟期病灶增强指数

3.324 ± 10.050

2.161 ± 4.883

0.660

0.511