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.
The Risk Categories of PENL Patients According to IPI Score
| Groups | IPI Score | Cases | Percentage (%) | 3-Year OS (%) |
|---|---|---|---|---|
| Low-risk group | 0–1 | 121 | 55.00 | 85.2 |
| Medium-low-risk group | 2 | 57 | 25.91 | 61.9 |
| Medium-high-risk group | 3 | 33 | 15.00 | 66.6 |
| High risk group | 4–5 | 9 | 4.09 | 45.7 |
