2.
本组患者根据WHO分型分类结果
Histological diagnosis of biopsy according to WHO classification
| WHO type | n | Percent |
| WHO: World Health Organization. 注:本表得到版权所有者© 2011-2016 Journal of Thoracic Disease复制许可。 | ||
| A | 16 | 4.8% |
| AB | 49 | 14.6% |
| B1 | 37 | 11% |
| B2 | 39 | 11.6% |
| B3 | 52 | 15.5% |
| C | 99 | 29.5% |
| Carcinoid | 7 | 2.1% |
| Undefined | 37 | 11% |