Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
db-RDA环境因子分析
| Environmental factor | CAP1 | CAP2 | R 2 | P |
| CAP: constrained analysis of principal coordinates; db-RDA: distance-based redundancy analysis. | ||||
| Age | 0.9998 | 0.0177 | 0.1876 | 0.001 |
| Sex | 0.66901 | −0.7238 | 0.1150 | 0.001 |
| Smoking status | 0.9998 | −0.0200 | 0.1430 | 0.001 |
| Personal history of cancer | −0.9356 | 0.9877 | 0.0210 | 0.124 |
