变量

富血供pNEN (n = 116)

乏血供pNEN (n = 45)

χ²值

p值

部位(例)

3.010

0.222

头颈

58 (50.0%)

20 (44.4%)

体尾

49 (42.2%)

24 (53.3%)

多发

9 (7.8%)

1 (2.2%)

形态

0.899

0.343

类圆形

86 (74.1%)

30 (66.7%)

不规则形

30 (25.9%)

15 (33.3%)

边界

2.410

0.121

边界清楚

91 (78.4%)

30 (66.7%)

边界不清楚

25 (21.6%)

15 (33.3%)

最大径(cm)

2.1 (1.3~4.0)

3.2 (2.6~4.7)

0.001

数目

1.139

0.286

数目1

106 (91.4%)

43 (95.6%)

数目多个

10 (8.6%)

2 (4.4%)

功能性

19.966

<0.001

有

39 (33.6%)

0 (0.0%)

无

77 (66.4%)

45 (100.0%)